1670CT0701

Standards and Ratings

NF circuit breaker panelboards are for use on AC systems. They are UL® Listed under File E33139 and marked cULus. NF circuit breaker panelboards accept EDB, EGB, and EJB branch circuit breakers.

Standards

NF circuit breaker panelboards are designed, manufactured, and tested to comply with the following standards:

  • UL 67—Standard for Panelboards

  • UL 50—Enclosures for Electrical Equipment

  • UL Listed Class CTL panelboard

  • CSA C22.2, No. 29—Panelboards and Enclosed Panelboards

  • CSA C22.2, No. 94—Special Purpose Enclosures

  • NEMA PB 1—Panelboards

  • NFPA 70—National Electrical Code® (NEC®)

  • Federal Specification W-P-115C Type I Class 1—Circuit Breaker Panelboards

  • ASCE, IBC2015, IBC2018, CBC2016, CBC 2019, NBCC Seismic Qualification, and OSHPD Special Seismic Certification Pre-approval:
    OSP-0016-10

  • ABS Type Certified

Ratings

  • Main lugs: 125–800 A

  • Main circuit breaker: 125–800 A

North American Voltage System

Voltage System System Diagram
120/240 Vac 1Ø3W

480Y/277 Vac

240/120 Vac 3Ø4W Delta
240 Vac 3Ø3W Delta
240 Vac 3Ø3W Grounded BØ Delta
208Y/120 Vac 3Ø4W
480Y/277 Vac
600Y/347 Vac

International Voltage Systems

220Y/110 Vac 3Ø4W 50/60 Hz
220Y/127 Vac
 
230/115 Vac 3Ø4W 50/60 Hz
380Y/220 Vac
 
400Y/230 Vac 3Ø4W 50/60 Hz
415Y/240 Vac
480Y/277 Vac
QR Code is a registered trademark of DENSO WAVE INCORPORATED in Japan and other countries.

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