[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"detail-sidebar-cat-0-en-105":3,"doc-seo-663783-105":59,"doc-detail-663783-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","non-power-limited-fire-alarm-circuits-nplfa-industry-reference-sketches-sketch-series","NON-POWER-LIMITED FIRE ALARM CIRCUITS (NPLFA) INDUSTRY REFERENCE SKETCHES - Sketch Series","","Industry reference sketches for Non-Power-Limited Fire Alarm Circuits (NPLFA), revised 7.06.2011 as reviewed by Mr. Donald Gottfried from the New York City Department of Buildings. The set includes wiring service arrangements for Fire Alarm Service Switches, transformers with bonded neutrals, dedicated automatic transfer switches (3-pole and 4-pole), dedicated ATS with multiple emergency generators and paralleling switchboards, and a sub-system fused cut-out. Each sketch is presented as an acceptability check with specific grounding and sizing questions, plus general installation labeling and conduit material requirements.",{"@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":40,"@type":76,"position":81},"https://docshare.wps.com/document/research-report/",3,{"item":83,"name":65,"@type":76,"position":19},"https://docshare.wps.com/document/non-power-limited-fire-alarm-circuits-nplfa-industry-reference-sketches-sketch-series/663783/",{"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/non-power-limited-fire-alarm-circuits-nplfa-industry-reference-sketches-sketch-series/663783.png","ImageObject",300,407,{"name":92,"@type":93},"Mafia Boss","Person",{"url":74,"name":95,"@type":96},"DocShare","Organization","application/pdf","2026-10-30","2026-10-28",true,{"@type":102,"interactionType":103,"userInteractionCount":34},"InteractionCounter",{"@type":104},"ViewAction",{"@type":106,"mainEntity":107},"FAQPage",[108,114,118],{"name":109,"@type":110,"acceptedAnswer":111},"What does Sketch #1 focus on for the Fire Alarm Service Switch?","Question",{"text":112,"@type":113},"It addresses a service arrangement for a Fire Alarm Service Switch and asks whether the wiring arrangement is acceptable and how grounding electrode conductor sizing applies for a 30A switch.","Answer",{"name":115,"@type":110,"acceptedAnswer":116},"How do Sketch #3 and Sketch #4 differ regarding transformer bonding?",{"text":117,"@type":113},"Sketch #3 shows the bonding of the neutral at the transformer, while Sketch #4 shifts the bonding point to the Fire Alarm disconnecting means on the load side of the transformer, each for acceptability of the wiring arrangement.",{"name":119,"@type":110,"acceptedAnswer":120},"What installation requirements are stated for NPLFA distribution devices and conduit?",{"text":121,"@type":113},"The sketches specify that all NPLFA distribution devices and pull boxes must be labeled and painted red, and conduit must be RMC, IMC, or MI cable (with RMC allowed as RGS or aluminum).","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},663783,1793231736,{"code":4,"msg":5,"data":131},{"doc_id":128,"user_id":132,"nickname":92,"user_avatar":133,"doc_module":4,"category_id":39,"category_name":40,"doc_title":65,"doc_description":67,"doc_content":134,"file_id":135,"file_url":136,"file_type":137,"file_size":138,"view_count":34,"is_deleted":4,"is_public":8,"is_downloadable":8,"audit_status":8,"page_count":139,"language":140,"language_code":63,"site_id":62,"html_lang":63,"table_of_contents":141,"faqs":142,"seo_title":143,"seo_description":67,"update_tm":129,"read_time":144},962090760730,"https://ap-avatar.wpscdn.com/davatar_9964176cb1d06d4a9deccf72a44ae3dc","NON-POWER-LIMITED FIRE ALARM CIRCUITS (NPLFA) INDUSTRY REFERENCE SKETCHES 1/10 THRU 10/10  \nREVISED: 7.06.2011  \nAS REVIEWED BY MR. DONALD GOTTFRIED  \nNEW YORK CITY DEPARTMENT OF BUILDINGS  \nSKETCH \\#1  \nSketch \\#1 depicts a service arrangement for a Fire Alarm Service Switch.  \na‐ Is this an acceptable wiring arrangement?  \nb‐ For a 30A Fire Alarm Service Switch may the Grounding Electrode Conductor be sized for 30A anda \\# 10 awg wire be used?  \nSKETCH \\#2  \nSketch \\#2 depicts a service arrangement for a Fire Alarm Service Switch and a Multi‐Story Fire Alarm Power Riser  \na‐ Is this an acceptable wiring arrangement?  \nSKETCH \\#3  \nSketch \\#3 depicts a service arrangement for a Fire Alarm Service Switch at 265/460v and a step down transformer indicating the bonding of the neutral at the transformer.  \na‐ Is this an acceptable wiring arrangement?  \nSKETCH \\#4  \nSketch \\#4 depicts a service arrangement for a Fire Alarm Service Switch at 265/460v and a step down transformer indicating the bonding of the neutral at the Fire Alarm disconnect on the load side of the transformer.  \na‐ Is this an acceptable wiring arrangement?  \nSKETCH \\#5  \nSketch \\#5 depicts a service arrangement for a Fire Alarm Service Switch and a dedicated 3‐Pole Automatic Transfer Switch.  \na‐ Is this an acceptable wiring arrangement?  \nSKETCH \\#6  \nSketch \\#6 depicts a service arrangement for a Fire Alarm Service Switch and a dedicated 4‐Pole Automatic Transfer Switch.  \na‐ Is this an acceptable wiring arrangement?  \nSKETCH \\#7  \nSketch \\#7 depicts a service arrangement for a Dedicated Fire Alarm ATS in a building with Multiple Emergency Generators.  \na‐ Is this an acceptable wiring arrangement?  \nSKETCH \\#8  \nSketch \\#8 depicts a service arrangement for a Dedicated Fire Alarm ATS in a building with Multiple Emergency Generators.  \na‐ Is this an acceptable wiring arrangement?  \nSKETCH \\#9  \nSketch \\#9 depicts a service arrangement for a Dedicated Fire Alarm ATS in a building with Multiple Emergency Generators and a Paralleling Switchboard.  \na‐ Is this an acceptable wiring arrangement?  \nSKETCH \\#10  \nSketch \\#10 depicts a service arrangement for a Sub‐System Fire Alarm Fused Cut‐Out.  \na‐ Is this an acceptable wiring arrangement?  \nFUSED CUT-OUT PANEL 120/208V.  \nSERVICE SWITCH MUST BE RATED FOR AVAILABLE FAULT CURRENT AT SERVICE POINT.  \n ALL NPLFA DISTRIBUTION DEVICES AND PULL BOXES MUST BE LABELED AND PAINTED RED.  \n ALL CONDUIT TO BE RMC, IMC, OR MI CABLE.   \n RMC MAY BE RGS OR ALUMINUM  \nTYPICAL FIRE ALARM SERVICE SWITCH 120/208  \nINDUSTRY REFERENCE SKETCH: 1 / 10  \n7/06/11  \n1/13 THRU 3/13 AS REVIEWED BY MR. DONALD GOTTFRIED  \nMULTI-STORY FIRE ALARM POWER RISER  \nINDUSTRY REFERENCE SKETCH: 2 / 10  \n7/06/11  \n\" GROUNDING ELECTRODE CONNECTION AT TRANSFORMER\"  \nINDUSTRY REFERENCE SKETCH: 3 / 10  \n7/06/11  \n*   \nCT CABINET  \nTYPICAL FIRE ALARM SERVICE SWITCH 265/460V OPTION \\#2  \n\" GROUNDING ELECTRODE CONNECTION  \nAT THE FIRST DISCONNECTING MEANS\"INDUSTRY REFERENCE SKETCH: 4 / 10  \n7/06/11  \nGENERATOR  \nFUSE  \nTYPICAL FIRE ALARM FUSED CUT-OUT PANEL  \nWITH 3 POLE ATS  \n120/208V.  FIRE ALARM CONNECTIONS  \nINDUSTRY REFERENCE SKETCH: 5 / 10  \n7/06/11  \nGENERATOR  \n| | |\n| --- | --- |\n\n4 POLE ATS  \nDEDICATED  \n(PAINT RED)  \nEMERGENCY GENERATOR  \n120/208V 3PHASE 4 WIRE SYSTEM WITH A 4 POLE ATS  \nTYPICAL FIRE ALARM FUSED CUT-OUT PANEL 120/208V.  \nFIRE ALARM CONNECTIONS  \nINDUSTRY REFERENCE SKETCH: 6 / 10 7/06/11  \nFIRE ALARM EQUIP.  \nINDUSTRY REFERENCE SKETCH: 7 / 10  \n7/06/11","cbCaie7iLU2DNGe7","https://ap.wps.com/l/cbCaie7iLU2DNGe7","pdf",1122275,13,"English","# Sketches (1/10 through 10/10)\n## Sketches 1-4: Service switch wiring, grounding, and transformer neutral bonding\n## Sketches 5-10: Transfer switches, multiple generators, paralleling, and fused cut-out","[{\"question\":\"What does Sketch #1 focus on for the Fire Alarm Service Switch?\",\"answer\":\"It addresses a service arrangement for a Fire Alarm Service Switch and asks whether the wiring arrangement is acceptable and how grounding electrode conductor sizing applies for a 30A switch.\"},{\"question\":\"How do Sketch #3 and Sketch #4 differ regarding transformer bonding?\",\"answer\":\"Sketch #3 shows the bonding of the neutral at the transformer, while Sketch #4 shifts the bonding point to the Fire Alarm disconnecting means on the load side of the transformer, each for acceptability of the wiring arrangement.\"},{\"question\":\"What installation requirements are stated for NPLFA distribution devices and conduit?\",\"answer\":\"The sketches specify that all NPLFA distribution devices and pull boxes must be labeled and painted red, and conduit must be RMC, IMC, or MI cable (with RMC allowed as RGS or aluminum).\"}]","NON-POWER-LIMITED FIRE ALARM CIRCUITS (NPLFA) INDUSTRY REFERENCE SKETCHES - Sketch Series | PDF",33]