[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"detail-sidebar-cat-0-en-105":3,"doc-seo-390043-105":59,"doc-detail-390043-en":130},{"code":4,"msg":5,"data":6},0,"success",[7,13,18,23,28,33,38,43,48,51,55],{"id":8,"doc_module":4,"doc_module_name":9,"category_name":10,"show_sort_weight":11,"slug":12},1,"Document","Story & Novel",90,"story-novel",{"id":14,"doc_module":4,"doc_module_name":9,"category_name":15,"show_sort_weight":16,"slug":17},2,"Literature",80,"literature",{"id":19,"doc_module":4,"doc_module_name":9,"category_name":20,"show_sort_weight":21,"slug":22},4,"Exam",70,"exam",{"id":24,"doc_module":4,"doc_module_name":9,"category_name":25,"show_sort_weight":26,"slug":27},5,"Comic",60,"comic",{"id":29,"doc_module":4,"doc_module_name":9,"category_name":30,"show_sort_weight":31,"slug":32},6,"Technology",50,"technology",{"id":34,"doc_module":4,"doc_module_name":9,"category_name":35,"show_sort_weight":36,"slug":37},7,"Healthcare",40,"healthcare",{"id":39,"doc_module":4,"doc_module_name":9,"category_name":40,"show_sort_weight":41,"slug":42},8,"Research & Report",30,"research-report",{"id":44,"doc_module":4,"doc_module_name":9,"category_name":45,"show_sort_weight":46,"slug":47},9,"Religion & Spirituality",20,"religion-spirituality",{"id":46,"doc_module":4,"doc_module_name":9,"category_name":49,"show_sort_weight":46,"slug":50},"World Cup","world-cup",{"id":52,"doc_module":4,"doc_module_name":9,"category_name":53,"show_sort_weight":52,"slug":54},10,"Lifestyle","lifestyle",{"id":56,"doc_module":4,"doc_module_name":9,"category_name":57,"show_sort_weight":24,"slug":58},19,"General","general",{"code":4,"msg":60,"data":61},"ok",{"site_id":62,"language":63,"slug":64,"title":65,"keywords":66,"description":67,"schema_data":68,"social_meta":123,"head_meta":125,"extra_data":127,"updated_unix":129},105,"en","bulletin-1492-terminal-block-specifications","Bulletin 1492 - Terminal Block Specifications","","Bulletin 1492 technical data provides specifications for multiple terminal block product families, including IEC screw type terminal blocks, IEC spring clamp type terminal blocks, IEC terminal block accessories, NEMA terminal blocks, NEMA terminal block accessories, and power blocks. The content lists electrical ratings such as voltage and maximum current, along with wiring ranges, wire strip lengths, recommended tightening torques, density, and housing temperature ranges. Certifications are specified by region/standard (e.g., IEC, CSA, ATEX). Additional resources reference installation and certification information for related Rockwell Automation products.",{"@graph":69,"@context":122},[70,84,105],{"@type":71,"itemListElement":72},"BreadcrumbList",[73,77,79,82],{"item":74,"name":75,"@type":76,"position":8},"https://docshare.wps.com","Home","ListItem",{"item":78,"name":9,"@type":76,"position":14},"https://docshare.wps.com/document/",{"item":80,"name":30,"@type":76,"position":81},"https://docshare.wps.com/document/technology/",3,{"item":83,"name":65,"@type":76,"position":19},"https://docshare.wps.com/document/bulletin-1492-terminal-block-specifications/390043/",{"url":83,"name":65,"@type":85,"image":86,"author":91,"headline":65,"publisher":94,"fileFormat":97,"inLanguage":63,"description":67,"dateModified":98,"datePublished":99,"encodingFormat":97,"isAccessibleForFree":100,"interactionStatistic":101},"DigitalDocument",{"url":87,"@type":88,"width":89,"height":90},"https://docshare.wps.com/thumbnails/bulletin-1492-terminal-block-specifications/390043.png","ImageObject",300,407,{"name":92,"@type":93},"Aurelia","Person",{"url":74,"name":95,"@type":96},"DocShare","Organization","application/pdf","2026-09-26","2026-09-25",true,{"@type":102,"interactionType":103,"userInteractionCount":19},"InteractionCounter",{"@type":104},"ViewAction",{"@type":106,"mainEntity":107},"FAQPage",[108,114,118],{"name":109,"@type":110,"acceptedAnswer":111},"What categories of Bulletin 1492 terminal blocks are covered?","Question",{"text":112,"@type":113},"The document covers IEC screw type terminal blocks, IEC spring clamp type terminal blocks, IEC terminal block accessories, NEMA terminal blocks, NEMA terminal block accessories, and power blocks.","Answer",{"name":115,"@type":110,"acceptedAnswer":116},"Which electrical and installation parameters are listed for each terminal block type?",{"text":117,"@type":113},"It provides voltage rating, maximum current, wire range, wire strip length, recommended tightening torque, density, and housing temperature range.",{"name":119,"@type":110,"acceptedAnswer":120},"What certification standards are referenced in the specifications?",{"text":121,"@type":113},"Certifications are listed by standard/region such as IEC, CSA, and ATEX, depending on the terminal block model.","https://schema.org",{"og:url":83,"og:type":124,"og:title":65,"og:site_name":95,"og:description":67},"article",{"robots":126,"canonical":83},"index,follow",{"doc_id":128,"site_id":62},390043,1790445985,{"code":4,"msg":5,"data":131},{"doc_id":128,"user_id":132,"nickname":92,"user_avatar":133,"doc_module":4,"category_id":29,"category_name":30,"doc_title":65,"doc_description":67,"doc_content":134,"file_id":135,"file_url":136,"file_type":137,"file_size":138,"view_count":19,"is_deleted":4,"is_public":8,"is_downloadable":8,"audit_status":8,"page_count":11,"language":139,"language_code":63,"site_id":62,"html_lang":63,"table_of_contents":140,"faqs":141,"seo_title":142,"seo_description":67,"update_tm":143,"read_time":144},1099514068365,"https://ap-avatar.wpscdn.com/avatar/10000253d8d9f28188e?_k=1776742907772140068","Technical Data  \nTerminal Block Specifications  \nBulletin Number 1492  \n\n| Topic | Page |\n| --- | --- |\n| IEC Screw Type Terminal Blocks | 3 |\n| IEC Spring Clamp Type Terminal Blocks | 24 |\n| IEC Terminal Block Accessories | 42 |\n| NEMA Terminal Blocks | 65 |\n| NEMA Terminal Block Accessories | 69 |\n| Power Blocks | 78 |\n\nAdditional Resources  \nThese documents contain additional information concerning related products from Rockwell Automation.  \n\n| Resource | Description |\n| --- | --- |\n| Industrial Automation Wiring and Grounding Guidelines, publication 1770-4.1 | Provides general guidelines for installing a Rockwell Automation industrial system. |\n| Product Certifications website, [http://www.ab.com](http://www.ab.com) | Provides declarations of conformity, certificates, and other certification details. |\n\nYou can view or download publications at [http://www.rockwellautomation.com/literature/](http://www.rockwellautomation.com/literature/. To order paper copies of)[. To order paper copies of](http://www.rockwellautomation.com/literature/. To order paper copies of)[ ](http://www.rockwellautomation.com/literature/. To order paper copies of)[technical documentation](technical documentation), [contact your local Allen-Bradley distributor or Rockwell Automation](contact your local Allen-Bradley distributor or Rockwell Automation) sales representative.  \n1492-WM3 1492-WM4 1492-WMD1  \n\n| Dimensions are not intended to be used for manufacturing purposes.\u003Cbr>Note: Height dimension is measured from top of rail to top of terminal block. | 0.97\" (24.6 mm) | |  |  |  | \u003Cbr>\u003Cbr>0.20\"\u003Cbr>(5 mm) | 1. 10\" (28 mm) | |  |  |  | 1.35\" (34.3 mm) | |  |  |\n| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |\n|  |  |  |  |  |  |  |  |  |  |  |  | 1.76\" (44.6 mm) |  |  |  |\n|  | 1.14\" (29 mm) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |\n| Specifications | Single-circuit mini terminal block. |  |  |  |  |  | Single-circuit mini terminal block. |  |  |  |  | Two-circuit mini terminal block. |  |  |  |\n| Certifications | |  | IEC | CSA | ATEX |  | |  | IEC | CSA | ATEX | |  | CSA | IEC |\n| Voltage Rating | 300V\u003Cbr>AC/DC |  | 500V\u003Cbr>AC/DC | 300V\u003Cbr>AC/DC | 420V\u003Cbr>AC/DC |  | 300V\u003Cbr>AC/DC |  | 500V\u003Cbr>AC/DC | 300V\u003Cbr>AC/DC | 420V\u003Cbr>AC/DC | 300V\u003Cbr>AC/DC |  | 300V\u003Cbr>AC/DC | 500V\u003Cbr>AC/DC |\n| Maximum Current | 15 A |  | 24 A | 15 A | 24 A |  | 20 A |  | 32 A | 20 A | 32 A | 15 A |  | 15 A | 17.5 A |\n| Wire Range (Rated Cross Section) | \\#30…14\u003Cbr>AWG |  | 0.5…2.5\u003Cbr>mm2 | \\#22…14\u003Cbr>AWG | 2.5 mm2 |  | \\#22…12\u003Cbr>AWG |  | 0.5…4.0\u003Cbr>mm2 | \\#22…12\u003Cbr>AWG | 4.0 mm2 | \\#22…16 AWG |  |  | 0.5…1.5\u003Cbr>mm2 |\n| Wire Strip Length | 0.24 in. (6 mm) |  |  |  |  |  | 0.39 in. (10 mm) |  |  |  |  | 0.35 in. (9 mm) |  |  |  |\n| Recommended Tightening Torque | 4.2…4.6 lb•in (0 .47 0.52 N•m) |  |  |  |  |  | 4.7…6.2 lb•in (0 .53...0.70 N•m) |  |  |  |  | 4.2…4.6 lb•in (0 .47 0.52 N•m) |  |  |  |\n| Density | 61 pcs/ft (200/m) |  |  |  |  |  | 50 pcs/ft (166/m) |  |  |  |  | 61 pcs/ft (200/m) |  |  |  |\n| Housing Temperature Range | -40…+195 °F (-40…+90 °C) |  |  |  |  |  | -40…+195 °F (-40…+90 °C) |  |  |  |  | -40…+195 °F (-40…+90 °C) |  |  |  |\n\n1492-WMG3 1492-WMG4  \n\n| Dimensions are not intended to be used for manufacturing purposes.\u003Cbr>Note: Height dimension is measured from top of rail to top of terminal block. | 0.96\" (24.5 mm) | \u003Cbr>0.84\" (21.4 mm) | 1. 10\" (28 mm) |  | |  |\n| --- | --- | --- | --- | --- | --- | --- |\n|  |  |  | 1.34\" (34 mm) |  |  |  |\n| Specifications | Single-circuit mini grounding terminal block. |  | Single-circuit mini grounding terminal block. |  |  |  |\n| Certifications | IEC |  | | |  | IEC |\n| Maximum Current | Grounding |  | Grounding |  |  |  |\n| Wire Range (Rated Cross Section) | \\#14 AWG (2 .5 mm2) |  | \\#22…12 AWG |  |  | 0.5…4.0\u003Cbr>mm2 |\n| Wire Strip Length | 0.31 in. (8 mm) |  | 0.39 in. (10 mm) |  |  |  |\n| Recommended Tightening Torque | 6.2 lb•in (0 .7 N•m) |  | 5.3 lb•in (0 .6 N•m","cbCaimNGEgwe1eUY","https://ap.wps.com/l/cbCaimNGEgwe1eUY","pdf",7083597,"English","# Technical Data\n## Terminal Block Specifications\n## IEC Terminal Blocks\n## NEMA Terminal Blocks\n## Power Blocks\n## Additional Resources","[{\"question\":\"What categories of Bulletin 1492 terminal blocks are covered?\",\"answer\":\"The document covers IEC screw type terminal blocks, IEC spring clamp type terminal blocks, IEC terminal block accessories, NEMA terminal blocks, NEMA terminal block accessories, and power blocks.\"},{\"question\":\"Which electrical and installation parameters are listed for each terminal block type?\",\"answer\":\"It provides voltage rating, maximum current, wire range, wire strip length, recommended tightening torque, density, and housing temperature range.\"},{\"question\":\"What certification standards are referenced in the specifications?\",\"answer\":\"Certifications are listed by standard/region such as IEC, CSA, and ATEX, depending on the terminal block model.\"}]","Bulletin 1492 - Terminal Block Specifications | PDF",1790329371,227]