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:
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UL 67—Standard for Panelboards
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UL 50—Enclosures for Electrical Equipment
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UL Listed Class CTL panelboard
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CSA C22.2, No. 29—Panelboards and Enclosed Panelboards
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CSA C22.2, No. 94—Special Purpose Enclosures
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NEMA PB 1—Panelboards
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NFPA 70—National Electrical Code® (NEC®)
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Federal Specification W-P-115C Type I Class 1—Circuit Breaker Panelboards
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ASCE, IBC2015, IBC2018, CBC2016, CBC 2019, NBCC Seismic Qualification, and OSHPD Special Seismic Certification Pre-approval:
OSP-0016-10 -
ABS Type Certified
Ratings
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Main lugs: 125–800 A
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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 |