{"id":14782,"date":"2025-07-15T15:52:18","date_gmt":"2025-07-15T07:52:18","guid":{"rendered":"https:\/\/www.lneya.com\/?p=14782"},"modified":"2025-12-03T16:08:40","modified_gmt":"2025-12-03T08:08:40","slug":"north-american-explosion-proof-standards-nomenclature-for-chillers","status":"publish","type":"post","link":"https:\/\/tw.lneya.com\/ko\/blog\/north-american-explosion-proof-standards-nomenclature-for-chillers.html","title":{"rendered":"\/ \ubd81\ubbf8 \ubc29\ud3ed \ud45c\uc900 \uce60\ub7ec \uba85\uce6d"},"content":{"rendered":"<style>.wp-block-kadence-advancedheading.kt-adv-heading14782_f23a3f-0b, .wp-block-kadence-advancedheading.kt-adv-heading14782_f23a3f-0b[data-kb-block=\"kb-adv-heading14782_f23a3f-0b\"]{text-align:center;font-size:36px;font-style:normal;font-family:Arial, Helvetica, sans-serif;text-transform:capitalize;letter-spacing:0.2px;}.wp-block-kadence-advancedheading.kt-adv-heading14782_f23a3f-0b mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading14782_f23a3f-0b[data-kb-block=\"kb-adv-heading14782_f23a3f-0b\"] mark.kt-highlight{font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}.wp-block-kadence-advancedheading.kt-adv-heading14782_f23a3f-0b img.kb-inline-image, .wp-block-kadence-advancedheading.kt-adv-heading14782_f23a3f-0b[data-kb-block=\"kb-adv-heading14782_f23a3f-0b\"] img.kb-inline-image{width:150px;vertical-align:baseline;}<\/style>\n<h1 class=\"kt-adv-heading14782_f23a3f-0b wp-block-kadence-advancedheading\" data-kb-block=\"kb-adv-heading14782_f23a3f-0b\">North American Explosion-Proof Standards<br>&amp; Nomenclature For Chillers<\/h1>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<section class=\"wp-block-themepark-block-themepark-area block_layout thempark-block undefined\" id=\"\" style=\"background-color:#ffffff;\" data-swiper-parallax=\"-700\"><div class=\"block_layout_in\" style=\"\">\n<div class=\"wp-block-column block_layout_in is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n<style>.wp-block-kadence-advancedheading.kt-adv-heading14782_fcad97-f1, .wp-block-kadence-advancedheading.kt-adv-heading14782_fcad97-f1[data-kb-block=\"kb-adv-heading14782_fcad97-f1\"]{font-size:18px;font-weight:400;font-style:normal;font-family:Arial, Helvetica, sans-serif;letter-spacing:0.2px;color:#4a4a4a;}.wp-block-kadence-advancedheading.kt-adv-heading14782_fcad97-f1 mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading14782_fcad97-f1[data-kb-block=\"kb-adv-heading14782_fcad97-f1\"] mark.kt-highlight{font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}.wp-block-kadence-advancedheading.kt-adv-heading14782_fcad97-f1 img.kb-inline-image, .wp-block-kadence-advancedheading.kt-adv-heading14782_fcad97-f1[data-kb-block=\"kb-adv-heading14782_fcad97-f1\"] img.kb-inline-image{width:150px;vertical-align:baseline;}<\/style>\n<p class=\"kt-adv-heading14782_fcad97-f1 wp-block-kadence-advancedheading\" data-kb-block=\"kb-adv-heading14782_fcad97-f1\">In the production process of petrochemical, pharmaceutical, chemical, energy and other industries, flammable and explosive gases such as methane, ethanol, hydrogen, and acetone are involved. The mixture of these gases and air may cause explosions when encountering electric sparks and high temperatures. Electrical components, compressors, electric control boxes, electric heaters and other components in industrial chillers will generate arcs and heat during operation, which poses a safety hazard. Therefore, chillers used in these environments must have explosion-proof designs.<br>\u00a0<br>So what are the explosion-proof standards? How to interpret the nameplate of an explosion-proof chiller? This article explains the explosion-proof standards in North America to help you make the right decision when purchasing a cooling system.<br>\u00a0<br>Related\uff1a<a href=\"https:\/\/tw.lneya.com\/blog\/when-do-you-need-an-explosion-proof-chiller.html\">When do you need an explosion-proof chiller?<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n<style>.wp-block-kadence-advancedheading.kt-adv-heading14782_58cbe6-4d, .wp-block-kadence-advancedheading.kt-adv-heading14782_58cbe6-4d[data-kb-block=\"kb-adv-heading14782_58cbe6-4d\"]{text-align:left;font-size:30px;font-weight:400;font-style:normal;font-family:Arial, Helvetica, sans-serif;color:#4a4a4a;}.wp-block-kadence-advancedheading.kt-adv-heading14782_58cbe6-4d mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading14782_58cbe6-4d[data-kb-block=\"kb-adv-heading14782_58cbe6-4d\"] mark.kt-highlight{font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}.wp-block-kadence-advancedheading.kt-adv-heading14782_58cbe6-4d img.kb-inline-image, .wp-block-kadence-advancedheading.kt-adv-heading14782_58cbe6-4d[data-kb-block=\"kb-adv-heading14782_58cbe6-4d\"] img.kb-inline-image{width:150px;vertical-align:baseline;}<\/style>\n<h2 class=\"kt-adv-heading14782_58cbe6-4d wp-block-kadence-advancedheading\" data-kb-block=\"kb-adv-heading14782_58cbe6-4d\"><strong>Explosion-proof standards<\/strong><\/h2>\n\n\n\n<hr class=\"wp-block-separator has-text-color has-themecolor-1-color has-alpha-channel-opacity has-themecolor-1-background-color has-background is-style-default\"\/>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n<style>.wp-block-kadence-advancedheading.kt-adv-heading14782_67a778-ff, .wp-block-kadence-advancedheading.kt-adv-heading14782_67a778-ff[data-kb-block=\"kb-adv-heading14782_67a778-ff\"]{font-size:18px;font-weight:400;font-style:normal;font-family:Arial, Helvetica, sans-serif;letter-spacing:0.2px;color:#4a4a4a;}.wp-block-kadence-advancedheading.kt-adv-heading14782_67a778-ff mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading14782_67a778-ff[data-kb-block=\"kb-adv-heading14782_67a778-ff\"] mark.kt-highlight{font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}.wp-block-kadence-advancedheading.kt-adv-heading14782_67a778-ff img.kb-inline-image, .wp-block-kadence-advancedheading.kt-adv-heading14782_67a778-ff[data-kb-block=\"kb-adv-heading14782_67a778-ff\"] img.kb-inline-image{width:150px;vertical-align:baseline;}<\/style>\n<p class=\"kt-adv-heading14782_67a778-ff wp-block-kadence-advancedheading\" data-kb-block=\"kb-adv-heading14782_67a778-ff\">In the United States and Canada, the explosion-proof certification system\u00a0for industrial equipment is composed of a standard system (UL\/CSA), an environmental classification system (Class\/Division\/Group), and a certification and listing mechanism (NRTL).<br>\u00a0<br>UL (Underwriters Laboratories) is the most authoritative safety certification standard organization in the United States, and many electrical explosion-proof product standards are formulated by it. CSA (Canadian Standards Association) is responsible for the certification of electrical products in Canada. CSA and UL basically recognize each other in terms of content, but they have different emphases on some technical details, such as CSA pays more attention to the operation safety in extremely cold areas.<br>\u00a0<br>Both are part of the NRTL (Nationally Recognized Testing Laboratory) system, which is recognized by OSHA (Occupational Safety and Health Administration). OSHA does not directly certify equipment. It only recognizes which certifications are valid. Only after passing the NRTL certification can it be considered compliant by OSHA, and enterprises can legally use these equipment in industrial applications, otherwise they may face fines, suspension of production and rectification, or even legal liability.<br>\u00a0<br>The Class\/Division\/Group system is derived from the NEC (National Electrical Code) American National Electrical Code, which is a reference for the selection of explosion-proof chillers.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n<\/div>\n<\/div><div class=\"layout_badh\"><\/div><\/section>\n\n\n\n<section class=\"wp-block-themepark-block-themepark-area block_layout thempark-block undefined\" id=\"\" style=\"background-color:#ffffff;\" data-swiper-parallax=\"-700\"><div class=\"block_layout_in\" style=\"\">\n<div class=\"wp-block-column block_layout_in is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n<style>.wp-block-kadence-advancedheading.kt-adv-heading14782_27fcaa-61, .wp-block-kadence-advancedheading.kt-adv-heading14782_27fcaa-61[data-kb-block=\"kb-adv-heading14782_27fcaa-61\"]{text-align:left;font-size:25px;font-weight:400;font-style:normal;font-family:Arial, Helvetica, sans-serif;color:#4a4a4a;}.wp-block-kadence-advancedheading.kt-adv-heading14782_27fcaa-61 mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading14782_27fcaa-61[data-kb-block=\"kb-adv-heading14782_27fcaa-61\"] mark.kt-highlight{font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}.wp-block-kadence-advancedheading.kt-adv-heading14782_27fcaa-61 img.kb-inline-image, .wp-block-kadence-advancedheading.kt-adv-heading14782_27fcaa-61[data-kb-block=\"kb-adv-heading14782_27fcaa-61\"] img.kb-inline-image{width:150px;vertical-align:baseline;}<\/style>\n<h3 class=\"kt-adv-heading14782_27fcaa-61 wp-block-kadence-advancedheading\" data-kb-block=\"kb-adv-heading14782_27fcaa-61\"><strong>Explosion-Proof standards \u2013 Classes<\/strong><\/h3>\n\n\n<style>.wp-block-kadence-advancedheading.kt-adv-heading14782_925328-e5, .wp-block-kadence-advancedheading.kt-adv-heading14782_925328-e5[data-kb-block=\"kb-adv-heading14782_925328-e5\"]{font-size:18px;font-weight:400;font-style:normal;font-family:Arial, Helvetica, sans-serif;letter-spacing:0.2px;color:#4a4a4a;}.wp-block-kadence-advancedheading.kt-adv-heading14782_925328-e5 mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading14782_925328-e5[data-kb-block=\"kb-adv-heading14782_925328-e5\"] mark.kt-highlight{font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}.wp-block-kadence-advancedheading.kt-adv-heading14782_925328-e5 img.kb-inline-image, .wp-block-kadence-advancedheading.kt-adv-heading14782_925328-e5[data-kb-block=\"kb-adv-heading14782_925328-e5\"] img.kb-inline-image{width:150px;vertical-align:baseline;}<\/style>\n<p class=\"kt-adv-heading14782_925328-e5 wp-block-kadence-advancedheading\" data-kb-block=\"kb-adv-heading14782_925328-e5\">Class means the type of environment in which the equipment operates. <a href=\"https:\/\/tw.lneya.com\/explosion-proof-chiller\">Explosion-proof chillers<\/a> are typically designed for Class I environments.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td>Class<\/td><td>Meaning<\/td><td>Example Environments<\/td><\/tr><tr><td>Class I<\/td><td>Presence of flammable gases or vapors<\/td><td>Petrochemical plants, natural gas facilities, paint spray booths<\/td><\/tr><tr><td>Class II<\/td><td>Presence of combustible dust<\/td><td>Flour mills, woodworking factories, coal dust areas<\/td><\/tr><tr><td>Class III<\/td><td>Presence of ignitable fibers or flyings<\/td><td>Textile mills, furniture factories<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n<style>.wp-block-kadence-advancedheading.kt-adv-heading14782_94c0ad-3c, .wp-block-kadence-advancedheading.kt-adv-heading14782_94c0ad-3c[data-kb-block=\"kb-adv-heading14782_94c0ad-3c\"]{text-align:left;font-size:25px;font-weight:400;font-style:normal;font-family:Arial, Helvetica, sans-serif;color:#4a4a4a;}.wp-block-kadence-advancedheading.kt-adv-heading14782_94c0ad-3c mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading14782_94c0ad-3c[data-kb-block=\"kb-adv-heading14782_94c0ad-3c\"] mark.kt-highlight{font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}.wp-block-kadence-advancedheading.kt-adv-heading14782_94c0ad-3c img.kb-inline-image, .wp-block-kadence-advancedheading.kt-adv-heading14782_94c0ad-3c[data-kb-block=\"kb-adv-heading14782_94c0ad-3c\"] img.kb-inline-image{width:150px;vertical-align:baseline;}<\/style>\n<h3 class=\"kt-adv-heading14782_94c0ad-3c wp-block-kadence-advancedheading\" data-kb-block=\"kb-adv-heading14782_94c0ad-3c\"><strong>Explosion-Proof standards \u2013 Divisions<\/strong><\/h3>\n\n\n<style>.wp-block-kadence-advancedheading.kt-adv-heading14782_3ce3af-4c, .wp-block-kadence-advancedheading.kt-adv-heading14782_3ce3af-4c[data-kb-block=\"kb-adv-heading14782_3ce3af-4c\"]{font-size:18px;font-weight:400;font-style:normal;font-family:Arial, Helvetica, sans-serif;letter-spacing:0.2px;color:#4a4a4a;}.wp-block-kadence-advancedheading.kt-adv-heading14782_3ce3af-4c mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading14782_3ce3af-4c[data-kb-block=\"kb-adv-heading14782_3ce3af-4c\"] mark.kt-highlight{font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}.wp-block-kadence-advancedheading.kt-adv-heading14782_3ce3af-4c img.kb-inline-image, .wp-block-kadence-advancedheading.kt-adv-heading14782_3ce3af-4c[data-kb-block=\"kb-adv-heading14782_3ce3af-4c\"] img.kb-inline-image{width:150px;vertical-align:baseline;}<\/style>\n<p class=\"kt-adv-heading14782_3ce3af-4c wp-block-kadence-advancedheading\" data-kb-block=\"kb-adv-heading14782_3ce3af-4c\">Division represents the degree of danger of the environment in which the equipment operates.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td>Division<\/td><td>Meaning<\/td><td>Presence Condition<\/td><\/tr><tr><td>Division 1<\/td><td>hazardous materials&nbsp;are present under normal or frequent conditions<\/td><td>Explosive gases may exist during normal operation<\/td><\/tr><tr><td>Division 2<\/td><td>hazardous materials&nbsp;are present only occasionally or under abnormal conditions<\/td><td>Explosive gases exist only in case of leaks or malfunctions<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n<style>.wp-block-kadence-advancedheading.kt-adv-heading14782_64f55f-6b, .wp-block-kadence-advancedheading.kt-adv-heading14782_64f55f-6b[data-kb-block=\"kb-adv-heading14782_64f55f-6b\"]{text-align:left;font-size:25px;font-weight:400;font-style:normal;font-family:Arial, Helvetica, sans-serif;color:#4a4a4a;}.wp-block-kadence-advancedheading.kt-adv-heading14782_64f55f-6b mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading14782_64f55f-6b[data-kb-block=\"kb-adv-heading14782_64f55f-6b\"] mark.kt-highlight{font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}.wp-block-kadence-advancedheading.kt-adv-heading14782_64f55f-6b img.kb-inline-image, .wp-block-kadence-advancedheading.kt-adv-heading14782_64f55f-6b[data-kb-block=\"kb-adv-heading14782_64f55f-6b\"] img.kb-inline-image{width:150px;vertical-align:baseline;}<\/style>\n<h3 class=\"kt-adv-heading14782_64f55f-6b wp-block-kadence-advancedheading\" data-kb-block=\"kb-adv-heading14782_64f55f-6b\"><strong>Explosion-Proof standards Groups<\/strong><\/h3>\n\n\n<style>.wp-block-kadence-advancedheading.kt-adv-heading14782_571950-ed, .wp-block-kadence-advancedheading.kt-adv-heading14782_571950-ed[data-kb-block=\"kb-adv-heading14782_571950-ed\"]{font-size:18px;font-weight:400;font-style:normal;font-family:Arial, Helvetica, sans-serif;letter-spacing:0.2px;color:#4a4a4a;}.wp-block-kadence-advancedheading.kt-adv-heading14782_571950-ed mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading14782_571950-ed[data-kb-block=\"kb-adv-heading14782_571950-ed\"] mark.kt-highlight{font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}.wp-block-kadence-advancedheading.kt-adv-heading14782_571950-ed img.kb-inline-image, .wp-block-kadence-advancedheading.kt-adv-heading14782_571950-ed[data-kb-block=\"kb-adv-heading14782_571950-ed\"] img.kb-inline-image{width:150px;vertical-align:baseline;}<\/style>\n<p class=\"kt-adv-heading14782_571950-ed wp-block-kadence-advancedheading\" data-kb-block=\"kb-adv-heading14782_571950-ed\">Class I gas environments are also divided into Groups A to D according to the type of explosive gas.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td>Group<\/td><td>Gas Type<\/td><td>Explosion Risk<\/td><td>Description<\/td><\/tr><tr><td>A<\/td><td>Hydrogen<\/td><td>Very High<\/td><td>Very low ignition energy, high pressure<\/td><\/tr><tr><td>B<\/td><td>Ethylene Oxide, Acetylene<\/td><td>Very High<\/td><td>Highly reactive, extremely explosive<\/td><\/tr><tr><td>C<\/td><td>Ethylene<\/td><td>Medium<\/td><td>Common moderate hazard gas<\/td><\/tr><tr><td>D<\/td><td>Propane, Gasoline Vapor<\/td><td>Common<\/td><td>Most common hazardous environment, many factories fall under this group<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n<style>.wp-block-kadence-advancedheading.kt-adv-heading14782_e8dda9-80, .wp-block-kadence-advancedheading.kt-adv-heading14782_e8dda9-80[data-kb-block=\"kb-adv-heading14782_e8dda9-80\"]{font-size:18px;font-weight:400;font-style:normal;font-family:Arial, Helvetica, sans-serif;letter-spacing:0.2px;color:#4a4a4a;}.wp-block-kadence-advancedheading.kt-adv-heading14782_e8dda9-80 mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading14782_e8dda9-80[data-kb-block=\"kb-adv-heading14782_e8dda9-80\"] mark.kt-highlight{font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}.wp-block-kadence-advancedheading.kt-adv-heading14782_e8dda9-80 img.kb-inline-image, .wp-block-kadence-advancedheading.kt-adv-heading14782_e8dda9-80[data-kb-block=\"kb-adv-heading14782_e8dda9-80\"] img.kb-inline-image{width:150px;vertical-align:baseline;}<\/style>\n<p class=\"kt-adv-heading14782_e8dda9-80 wp-block-kadence-advancedheading\" data-kb-block=\"kb-adv-heading14782_e8dda9-80\">For example, if a chiller is to be used in an ethylene environment, it means that even if it is operating normally, there is a dangerous explosive gas around it. Then the chiller must meet the structural requirements of Class I\/Division 1\/Group C.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n<style>.wp-block-kadence-advancedheading.kt-adv-heading14782_649ca4-6f, .wp-block-kadence-advancedheading.kt-adv-heading14782_649ca4-6f[data-kb-block=\"kb-adv-heading14782_649ca4-6f\"]{text-align:left;font-size:25px;font-weight:400;font-style:normal;font-family:Arial, Helvetica, sans-serif;color:#4a4a4a;}.wp-block-kadence-advancedheading.kt-adv-heading14782_649ca4-6f mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading14782_649ca4-6f[data-kb-block=\"kb-adv-heading14782_649ca4-6f\"] mark.kt-highlight{font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}.wp-block-kadence-advancedheading.kt-adv-heading14782_649ca4-6f img.kb-inline-image, .wp-block-kadence-advancedheading.kt-adv-heading14782_649ca4-6f[data-kb-block=\"kb-adv-heading14782_649ca4-6f\"] img.kb-inline-image{width:150px;vertical-align:baseline;}<\/style>\n<h3 class=\"kt-adv-heading14782_649ca4-6f wp-block-kadence-advancedheading\" data-kb-block=\"kb-adv-heading14782_649ca4-6f\"><strong>Temperature Class<\/strong><\/h3>\n\n\n<style>.wp-block-kadence-advancedheading.kt-adv-heading14782_71a499-30, .wp-block-kadence-advancedheading.kt-adv-heading14782_71a499-30[data-kb-block=\"kb-adv-heading14782_71a499-30\"]{font-size:18px;font-weight:400;font-style:normal;font-family:Arial, Helvetica, sans-serif;letter-spacing:0.2px;color:#4a4a4a;}.wp-block-kadence-advancedheading.kt-adv-heading14782_71a499-30 mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading14782_71a499-30[data-kb-block=\"kb-adv-heading14782_71a499-30\"] mark.kt-highlight{font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}.wp-block-kadence-advancedheading.kt-adv-heading14782_71a499-30 img.kb-inline-image, .wp-block-kadence-advancedheading.kt-adv-heading14782_71a499-30[data-kb-block=\"kb-adv-heading14782_71a499-30\"] img.kb-inline-image{width:150px;vertical-align:baseline;}<\/style>\n<p class=\"kt-adv-heading14782_71a499-30 wp-block-kadence-advancedheading\" data-kb-block=\"kb-adv-heading14782_71a499-30\">On explosion-proof chillers, you may see words such as T4 or T1 after Group. This represents the maximum allowable surface temperature of the equipment, which is used to ensure that the maximum surface temperature of the equipment is always lower than the auto-ignition point of the flammable gas. Among them, T1 is suitable for high auto-ignition point gases, and T6 is used for extremely flammable materials (such as CS\u2082).<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td>Temperature Class<\/td><td>Maximum Surface Temperature (\u00b0C)<\/td><td>Example Combustible Materials<\/td><\/tr><tr><td>T1<\/td><td>\u2264 450<\/td><td>Methane, Gasoline, Butane<\/td><\/tr><tr><td>T2<\/td><td>\u2264 300<\/td><td>Ethylene, Cyclohexane<\/td><\/tr><tr><td>T2A<\/td><td>\u2264 280<\/td><td>&nbsp;<\/td><\/tr><tr><td>T2B<\/td><td>\u2264 260<\/td><td>&nbsp;<\/td><\/tr><tr><td>T2C<\/td><td>\u2264 230<\/td><td>&nbsp;<\/td><\/tr><tr><td>T2D<\/td><td>\u2264 215<\/td><td>&nbsp;<\/td><\/tr><tr><td>T3<\/td><td>\u2264 200<\/td><td>Acetone, Benzene, Ethanol, Gasoline<\/td><\/tr><tr><td>T3A<\/td><td>\u2264 180<\/td><td>&nbsp;<\/td><\/tr><tr><td>T3B<\/td><td>\u2264 165<\/td><td>&nbsp;<\/td><\/tr><tr><td>T3C<\/td><td>\u2264 160<\/td><td>&nbsp;<\/td><\/tr><tr><td>T4<\/td><td>\u2264 135<\/td><td>Acetaldehyde, Ethylene Oxide<\/td><\/tr><tr><td>T4A<\/td><td>\u2264 120<\/td><td>&nbsp;<\/td><\/tr><tr><td>T5<\/td><td>\u2264 100<\/td><td>Diethyl Ether, Pentane<\/td><\/tr><tr><td>T6<\/td><td>\u2264 85<\/td><td>Carbon Disulfide (CS\u2082)<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n<style>.wp-block-kadence-advancedheading.kt-adv-heading14782_110dc4-1a, .wp-block-kadence-advancedheading.kt-adv-heading14782_110dc4-1a[data-kb-block=\"kb-adv-heading14782_110dc4-1a\"]{text-align:left;font-size:30px;font-weight:400;font-style:normal;font-family:Arial, Helvetica, sans-serif;color:#4a4a4a;}.wp-block-kadence-advancedheading.kt-adv-heading14782_110dc4-1a mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading14782_110dc4-1a[data-kb-block=\"kb-adv-heading14782_110dc4-1a\"] mark.kt-highlight{font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}.wp-block-kadence-advancedheading.kt-adv-heading14782_110dc4-1a img.kb-inline-image, .wp-block-kadence-advancedheading.kt-adv-heading14782_110dc4-1a[data-kb-block=\"kb-adv-heading14782_110dc4-1a\"] img.kb-inline-image{width:150px;vertical-align:baseline;}<\/style>\n<h2 class=\"kt-adv-heading14782_110dc4-1a wp-block-kadence-advancedheading\" data-kb-block=\"kb-adv-heading14782_110dc4-1a\"><strong>How to read the nameplate of explosion-proof equipment?<\/strong><\/h2>\n\n\n\n<hr class=\"wp-block-separator has-text-color has-themecolor-1-color has-alpha-channel-opacity has-themecolor-1-background-color has-background is-style-default\"\/>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n<style>.wp-block-kadence-advancedheading.kt-adv-heading14782_b2f5cc-83, .wp-block-kadence-advancedheading.kt-adv-heading14782_b2f5cc-83[data-kb-block=\"kb-adv-heading14782_b2f5cc-83\"]{font-size:18px;font-weight:400;font-style:normal;font-family:Arial, Helvetica, sans-serif;letter-spacing:0.2px;color:#4a4a4a;}.wp-block-kadence-advancedheading.kt-adv-heading14782_b2f5cc-83 mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading14782_b2f5cc-83[data-kb-block=\"kb-adv-heading14782_b2f5cc-83\"] mark.kt-highlight{font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}.wp-block-kadence-advancedheading.kt-adv-heading14782_b2f5cc-83 img.kb-inline-image, .wp-block-kadence-advancedheading.kt-adv-heading14782_b2f5cc-83[data-kb-block=\"kb-adv-heading14782_b2f5cc-83\"] img.kb-inline-image{width:150px;vertical-align:baseline;}<\/style>\n<p class=\"kt-adv-heading14782_b2f5cc-83 wp-block-kadence-advancedheading\" data-kb-block=\"kb-adv-heading14782_b2f5cc-83\">The nameplate of the equipment is like your ID card. Each field indicates the environment in which the equipment can operate safely. After understanding the Class\/Division\/Group system and Temperature Class, it is easy to understand the nameplate of the explosion-proof chiller.<br>\u00a0<br>Take Class I, Division 1, Group B, T3 as an example. This means that this equipment:<br>\u00a0<br>\u2022 Class I: There are flammable gases or vapors in the use environment.<br>\u2022 Division 1: Under normal working conditions, there may be explosive gas\/vapor mixtures in the surrounding area.<br>\u2022 Group B: The flammable gases in the surrounding area have a high explosion hazard and low ignition energy.<br>\u2022 T3: The surface of the equipment will not exceed 200\u00b0C.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n<style>.wp-block-kadence-advancedheading.kt-adv-heading14782_ef5d00-36, .wp-block-kadence-advancedheading.kt-adv-heading14782_ef5d00-36[data-kb-block=\"kb-adv-heading14782_ef5d00-36\"]{text-align:left;font-size:30px;font-weight:400;font-style:normal;font-family:Arial, Helvetica, sans-serif;color:#4a4a4a;}.wp-block-kadence-advancedheading.kt-adv-heading14782_ef5d00-36 mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading14782_ef5d00-36[data-kb-block=\"kb-adv-heading14782_ef5d00-36\"] mark.kt-highlight{font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}.wp-block-kadence-advancedheading.kt-adv-heading14782_ef5d00-36 img.kb-inline-image, .wp-block-kadence-advancedheading.kt-adv-heading14782_ef5d00-36[data-kb-block=\"kb-adv-heading14782_ef5d00-36\"] img.kb-inline-image{width:150px;vertical-align:baseline;}<\/style>\n<h2 class=\"kt-adv-heading14782_ef5d00-36 wp-block-kadence-advancedheading\" data-kb-block=\"kb-adv-heading14782_ef5d00-36\"><strong>Common names on the nameplate<\/strong><\/h2>\n\n\n\n<hr class=\"wp-block-separator has-text-color has-themecolor-1-color has-alpha-channel-opacity has-themecolor-1-background-color has-background is-style-default\"\/>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n<style>.wp-block-kadence-advancedheading.kt-adv-heading14782_076550-24, .wp-block-kadence-advancedheading.kt-adv-heading14782_076550-24[data-kb-block=\"kb-adv-heading14782_076550-24\"]{font-size:18px;font-weight:400;font-style:normal;font-family:Arial, Helvetica, sans-serif;letter-spacing:0.2px;color:#4a4a4a;}.wp-block-kadence-advancedheading.kt-adv-heading14782_076550-24 mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading14782_076550-24[data-kb-block=\"kb-adv-heading14782_076550-24\"] mark.kt-highlight{font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}.wp-block-kadence-advancedheading.kt-adv-heading14782_076550-24 img.kb-inline-image, .wp-block-kadence-advancedheading.kt-adv-heading14782_076550-24[data-kb-block=\"kb-adv-heading14782_076550-24\"] img.kb-inline-image{width:150px;vertical-align:baseline;}<\/style>\n<p class=\"kt-adv-heading14782_076550-24 wp-block-kadence-advancedheading\" data-kb-block=\"kb-adv-heading14782_076550-24\">In addition to the above information, there may be other markings on the nameplate.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td>Abbreviation<\/td><td>Meaning<\/td><\/tr><tr><td>Ex<\/td><td>Explosion-proof<\/td><\/tr><tr><td>XP<\/td><td>Explosion-proof enclosure<\/td><\/tr><tr><td>IS<\/td><td>Intrinsically Safe<\/td><\/tr><tr><td>DIP<\/td><td>Dust Ignition-proof<\/td><\/tr><tr><td>GP<\/td><td>General Purpose<\/td><\/tr><tr><td>NEMA<\/td><td>National Electrical Manufacturers Association (used for enclosure ratings)<\/td><\/tr><tr><td>ENC<\/td><td>Enclosure<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n<\/div>\n<\/div><div class=\"layout_badh\"><\/div><\/section>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<div class=\"wp-block-columns has-monte-white-background-color has-background is-layout-flex wp-container-core-columns-is-layout-8f761849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:100%\"><style>.wp-block-kadence-advancedheading.kt-adv-heading14782_7625f2-76, .wp-block-kadence-advancedheading.kt-adv-heading14782_7625f2-76[data-kb-block=\"kb-adv-heading14782_7625f2-76\"]{text-align:left;font-size:30px;font-weight:400;font-style:normal;font-family:Arial, Helvetica, sans-serif;color:#4a4a4a;}.wp-block-kadence-advancedheading.kt-adv-heading14782_7625f2-76 mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading14782_7625f2-76[data-kb-block=\"kb-adv-heading14782_7625f2-76\"] mark.kt-highlight{font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}.wp-block-kadence-advancedheading.kt-adv-heading14782_7625f2-76 img.kb-inline-image, .wp-block-kadence-advancedheading.kt-adv-heading14782_7625f2-76[data-kb-block=\"kb-adv-heading14782_7625f2-76\"] img.kb-inline-image{width:150px;vertical-align:baseline;}<\/style>\n<h2 class=\"kt-adv-heading14782_7625f2-76 wp-block-kadence-advancedheading\" data-kb-block=\"kb-adv-heading14782_7625f2-76\"><strong>Conclusion<\/strong><\/h2>\n\n\n\n<hr class=\"wp-block-separator has-text-color has-themecolor-1-color has-alpha-channel-opacity has-themecolor-1-background-color has-background is-style-default\"\/>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n<style>.wp-block-kadence-advancedheading.kt-adv-heading14782_d0ab61-5a, .wp-block-kadence-advancedheading.kt-adv-heading14782_d0ab61-5a[data-kb-block=\"kb-adv-heading14782_d0ab61-5a\"]{font-size:18px;font-weight:400;font-style:normal;font-family:Arial, Helvetica, sans-serif;letter-spacing:0.2px;color:#4a4a4a;}.wp-block-kadence-advancedheading.kt-adv-heading14782_d0ab61-5a mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading14782_d0ab61-5a[data-kb-block=\"kb-adv-heading14782_d0ab61-5a\"] mark.kt-highlight{font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}.wp-block-kadence-advancedheading.kt-adv-heading14782_d0ab61-5a img.kb-inline-image, .wp-block-kadence-advancedheading.kt-adv-heading14782_d0ab61-5a[data-kb-block=\"kb-adv-heading14782_d0ab61-5a\"] img.kb-inline-image{width:150px;vertical-align:baseline;}<\/style>\n<p class=\"kt-adv-heading14782_d0ab61-5a wp-block-kadence-advancedheading\" data-kb-block=\"kb-adv-heading14782_d0ab61-5a\">LNEYA has extensive experience in the design and manufacture of explosion-proof chillers and can meet your various customized needs. If you are looking for an explosion-proof chiller, you can<a href=\"https:\/\/tw.lneya.com\/contact\"> contact our team<\/a> to get a safe and compliant solution.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n<\/div>\n<\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n<style>.wp-block-kadence-advancedheading.kt-adv-heading14782_ed7e2d-95, .wp-block-kadence-advancedheading.kt-adv-heading14782_ed7e2d-95[data-kb-block=\"kb-adv-heading14782_ed7e2d-95\"]{text-align:center;font-size:30px;font-weight:400;font-style:normal;font-family:Arial, Helvetica, sans-serif;color:#4a4a4a;}.wp-block-kadence-advancedheading.kt-adv-heading14782_ed7e2d-95 mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading14782_ed7e2d-95[data-kb-block=\"kb-adv-heading14782_ed7e2d-95\"] mark.kt-highlight{font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}.wp-block-kadence-advancedheading.kt-adv-heading14782_ed7e2d-95 img.kb-inline-image, .wp-block-kadence-advancedheading.kt-adv-heading14782_ed7e2d-95[data-kb-block=\"kb-adv-heading14782_ed7e2d-95\"] img.kb-inline-image{width:150px;vertical-align:baseline;}<\/style>\n<h2 class=\"kt-adv-heading14782_ed7e2d-95 wp-block-kadence-advancedheading\" data-kb-block=\"kb-adv-heading14782_ed7e2d-95\"><strong>Related chillers<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n<style>.kb-portfolio-loop14782_0d95a7-f2 .kb-blocks-portfolio-grid-item{border-top:1px solid;border-right:1px solid;border-bottom:1px solid;border-left:1px solid;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}.kb-portfolio-loop14782_0d95a7-f2 .kb-portfolio-overlay-color{background-color:rgba(23, 104, 234, 0);}.kb-portfolio-loop14782_0d95a7-f2 .kb-portfolio-overlay-border{border-top:1px solid;border-right:1px solid;border-bottom:1px solid;border-left:1px solid;}.kb-portfolio-loop14782_0d95a7-f2 .kb-blocks-portfolio-grid-item:hover .kb-portfolio-overlay-color{background-color:rgba(23, 104, 234, 0.5);}.kb-portfolio-loop14782_0d95a7-f2 .kb-blocks-portfolio-grid-item:hover .kb-portfolio-overlay-border{border-top:1px solid rgba(255, 255, 255, 0.8);border-right:1px solid rgba(255, 255, 255, 0.8);border-bottom:1px solid rgba(255, 255, 255, 0.8);border-left:1px solid rgba(255, 255, 255, 0.8);}.kb-portfolio-loop14782_0d95a7-f2 .kb-blocks-portfolio-grid-item .entry-title{padding:5px 0px 10px 0px;margin:0px 0px 0px 0px;}.kb-portfolio-loop14782_0d95a7-f2 .kb-filter-item{border-width:0px 0px 2px 0px;padding:5px 8px 5px 8px;margin:0px 10px 0px 0px;}.kb-portfolio-loop14782_0d95a7-f2 .kb-portfolio-grid-pause-button{color:#fff;background-color:rgba(0, 0, 0, 0.5);border:1px solid transparent;}@media all and (max-width: 1024px){.kb-portfolio-loop14782_0d95a7-f2 .kb-blocks-portfolio-grid-item{border-top:1px solid;border-right:1px solid;border-bottom:1px solid;border-left:1px solid;}}@media all and (max-width: 1024px){.kb-portfolio-loop14782_0d95a7-f2 .kb-portfolio-overlay-border{border-top:1px solid;border-right:1px solid;border-bottom:1px solid;border-left:1px solid;}}@media all and (max-width: 1024px){.kb-portfolio-loop14782_0d95a7-f2 .kb-blocks-portfolio-grid-item:hover .kb-portfolio-overlay-border{border-top:1px solid rgba(255, 255, 255, 0.8);border-right:1px solid rgba(255, 255, 255, 0.8);border-bottom:1px solid rgba(255, 255, 255, 0.8);border-left:1px solid rgba(255, 255, 255, 0.8);}}@media all and (max-width: 767px){.kb-portfolio-loop14782_0d95a7-f2 .kb-blocks-portfolio-grid-item{border-top:1px solid;border-right:1px solid;border-bottom:1px solid;border-left:1px solid;}.kb-portfolio-loop14782_0d95a7-f2 .kb-portfolio-overlay-border{border-top:1px solid;border-right:1px solid;border-bottom:1px solid;border-left:1px solid;}.kb-portfolio-loop14782_0d95a7-f2 .kb-blocks-portfolio-grid-item:hover .kb-portfolio-overlay-border{border-top:1px solid rgba(255, 255, 255, 0.8);border-right:1px solid rgba(255, 255, 255, 0.8);border-bottom:1px solid rgba(255, 255, 255, 0.8);border-left:1px solid rgba(255, 255, 255, 0.8);}}<\/style><div class=\" wp-block-kadence-portfoliogrid kb-blocks-portfolio-loop-block alignnone kb-portfolio-loop14782_0d95a7-f2 kb-portfolio-grid-layout-carousel kt-blocks-carousel \"><div class=\" kb-portfolio-grid-layout-carousel-wrap kt-post-grid-layout-carousel-wrap kt-carousel-arrowstyle-whiteondark kt-carousel-dotstyle-dark splide kb-blocks-portfolio-img-hover-zoomout kb-blocks-portfolio-content-hover-zoomin\" data-columns-xxl=\"2\" data-columns-xl=\"2\" data-columns-md=\"2\" data-columns-sm=\"2\" data-columns-xs=\"1\" data-columns-ss=\"1\" data-slider-center-mode=\"false\" data-slider-type=\"carousel\" data-slider-anim-speed=\"400\" data-slider-scroll=\"1\" data-slider-dots=\"true\" data-slider-arrows=\"true\" data-slider-hover-pause=\"false\" data-slider-auto=\"true\" data-slider-center-mode=\"false\" data-slider-speed=\"7000\" data-show-pause-button=\"false\" data-slider-gap=\"30\" data-slider-gap-tablet=\"30\" data-slider-gap-mobile=\"30\" data-slider-gap-unit=\"px\" data-item-selector=\".kb-portfolio-masonry-item\"><div class=\"kadence-splide-slider-init splide__track\"><ul><li class=\"kb-portfolio-slider-item kb-slide-item\"><div class=\"kb-blocks-portfolio-grid-item\"><div class=\"kb-blocks-portfolio-grid-item-inner-wrap kb-feat-image-align-none\"><div class=\"kadence-portfolio-image\"><div class=\"kadence-portfolio-image-intrisic kt-image-ratio-50\" style=\"padding-bottom:50%\"><div class=\"kadence-portfolio-image-inner-intrisic\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"560\" src=\"https:\/\/tw.lneya.com\/wp-content\/uploads\/2025\/07\/LG-seires-screw-chillers-e1752129307707-1024x560.jpg\" class=\"attachment-large size-large wp-post-image\" alt=\"screw chiller\" srcset=\"https:\/\/tw.lneya.com\/wp-content\/uploads\/2025\/07\/LG-seires-screw-chillers-e1752129307707-1024x560.jpg 1024w, https:\/\/tw.lneya.com\/wp-content\/uploads\/2025\/07\/LG-seires-screw-chillers-e1752129307707-300x164.jpg 300w, https:\/\/tw.lneya.com\/wp-content\/uploads\/2025\/07\/LG-seires-screw-chillers-e1752129307707-768x420.jpg 768w, https:\/\/tw.lneya.com\/wp-content\/uploads\/2025\/07\/LG-seires-screw-chillers-e1752129307707-18x10.jpg 18w, https:\/\/tw.lneya.com\/wp-content\/uploads\/2025\/07\/LG-seires-screw-chillers-e1752129307707.jpg 1200w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/div><\/div><\/div><div class=\"kb-portfolio-grid-item-inner\"><a href=\"https:\/\/tw.lneya.com\/ko\/screw-chillers\" aria-label=\"Screw Chillers\" class=\"portfolio-hover-item-link\"><\/a><div class=\"kb-portfolio-overlay-color\"><\/div><div class=\"kb-portfolio-overlay-border\"><\/div><div class=\"kb-portfolio-content-item-inner\"><h3 class=\"entry-title kb-portfolio-loop-title\">Screw Chillers<\/h3><\/div><\/div><\/div><\/div><\/li><li class=\"kb-portfolio-slider-item kb-slide-item\"><div class=\"kb-blocks-portfolio-grid-item\"><div class=\"kb-blocks-portfolio-grid-item-inner-wrap kb-feat-image-align-none\"><div class=\"kadence-portfolio-image\"><div class=\"kadence-portfolio-image-intrisic kt-image-ratio-50\" style=\"padding-bottom:50%\"><div class=\"kadence-portfolio-image-inner-intrisic\"><img loading=\"lazy\" decoding=\"async\" width=\"900\" height=\"600\" src=\"https:\/\/tw.lneya.com\/wp-content\/uploads\/2025\/05\/How-to-Select-chiller-2.jpg\" class=\"attachment-large size-large wp-post-image\" alt=\"The cost of a chiller includes purchase cost, operating cost and maintenance cost\" srcset=\"https:\/\/tw.lneya.com\/wp-content\/uploads\/2025\/05\/How-to-Select-chiller-2.jpg 900w, https:\/\/tw.lneya.com\/wp-content\/uploads\/2025\/05\/How-to-Select-chiller-2-300x200.jpg 300w, https:\/\/tw.lneya.com\/wp-content\/uploads\/2025\/05\/How-to-Select-chiller-2-768x512.jpg 768w, https:\/\/tw.lneya.com\/wp-content\/uploads\/2025\/05\/How-to-Select-chiller-2-18x12.jpg 18w\" sizes=\"auto, (max-width: 900px) 100vw, 900px\" \/><\/div><\/div><\/div><div class=\"kb-portfolio-grid-item-inner\"><a href=\"https:\/\/tw.lneya.com\/ko\/industrial-chillers\" aria-label=\"Industrial Chillers Characteristics\" class=\"portfolio-hover-item-link\"><\/a><div class=\"kb-portfolio-overlay-color\"><\/div><div class=\"kb-portfolio-overlay-border\"><\/div><div class=\"kb-portfolio-content-item-inner\"><h3 class=\"entry-title kb-portfolio-loop-title\">Industrial Chillers Characteristics<\/h3><\/div><\/div><\/div><\/div><\/li><li class=\"kb-portfolio-slider-item kb-slide-item\"><div class=\"kb-blocks-portfolio-grid-item\"><div class=\"kb-blocks-portfolio-grid-item-inner-wrap kb-feat-image-align-none\"><div class=\"kadence-portfolio-image\"><div class=\"kadence-portfolio-image-intrisic kt-image-ratio-50\" style=\"padding-bottom:50%\"><div class=\"kadence-portfolio-image-inner-intrisic\"><img loading=\"lazy\" decoding=\"async\" width=\"450\" height=\"450\" src=\"https:\/\/tw.lneya.com\/wp-content\/uploads\/2025\/04\/\u51b0\u7bb1-5.jpg\" class=\"attachment-large size-large wp-post-image\" alt=\"\" srcset=\"https:\/\/tw.lneya.com\/wp-content\/uploads\/2025\/04\/\u51b0\u7bb1-5.jpg 450w, https:\/\/tw.lneya.com\/wp-content\/uploads\/2025\/04\/\u51b0\u7bb1-5-300x300.jpg 300w, https:\/\/tw.lneya.com\/wp-content\/uploads\/2025\/04\/\u51b0\u7bb1-5-150x150.jpg 150w, https:\/\/tw.lneya.com\/wp-content\/uploads\/2025\/04\/\u51b0\u7bb1-5-12x12.jpg 12w\" sizes=\"auto, (max-width: 450px) 100vw, 450px\" \/><\/div><\/div><\/div><div class=\"kb-portfolio-grid-item-inner\"><a href=\"https:\/\/tw.lneya.com\/ko\/industrial-freezers\" aria-label=\"\u5de5\u696d\u51b0\u7bb1\" class=\"portfolio-hover-item-link\"><\/a><div class=\"kb-portfolio-overlay-color\"><\/div><div class=\"kb-portfolio-overlay-border\"><\/div><div class=\"kb-portfolio-content-item-inner\"><h3 class=\"entry-title kb-portfolio-loop-title\">\u5de5\u696d\u51b0\u7bb1<\/h3><\/div><\/div><\/div><\/div><\/li><li class=\"kb-portfolio-slider-item kb-slide-item\"><div class=\"kb-blocks-portfolio-grid-item\"><div class=\"kb-blocks-portfolio-grid-item-inner-wrap kb-feat-image-align-none\"><div class=\"kadence-portfolio-image\"><div class=\"kadence-portfolio-image-intrisic kt-image-ratio-50\" style=\"padding-bottom:50%\"><div class=\"kadence-portfolio-image-inner-intrisic\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"587\" src=\"https:\/\/tw.lneya.com\/wp-content\/uploads\/2025\/07\/multi-channel-chillers-1024x587.jpg\" class=\"attachment-large size-large wp-post-image\" alt=\"\" srcset=\"https:\/\/tw.lneya.com\/wp-content\/uploads\/2025\/07\/multi-channel-chillers-1024x587.jpg 1024w, https:\/\/tw.lneya.com\/wp-content\/uploads\/2025\/07\/multi-channel-chillers-300x172.jpg 300w, https:\/\/tw.lneya.com\/wp-content\/uploads\/2025\/07\/multi-channel-chillers-768x441.jpg 768w, https:\/\/tw.lneya.com\/wp-content\/uploads\/2025\/07\/multi-channel-chillers-18x10.jpg 18w, https:\/\/tw.lneya.com\/wp-content\/uploads\/2025\/07\/multi-channel-chillers.jpg 1515w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/div><\/div><\/div><div class=\"kb-portfolio-grid-item-inner\"><a href=\"https:\/\/tw.lneya.com\/ko\/vfd-chiller\" aria-label=\"VFD chiller\" class=\"portfolio-hover-item-link\"><\/a><div class=\"kb-portfolio-overlay-color\"><\/div><div class=\"kb-portfolio-overlay-border\"><\/div><div class=\"kb-portfolio-content-item-inner\"><h3 class=\"entry-title kb-portfolio-loop-title\">VFD chiller<\/h3><\/div><\/div><\/div><\/div><\/li><li 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