Power Distribution

The NF lighting and power distribution panelboard offers a wide selection of circuit breakers, accessories, and ready-to-install kits, as well as 200% rated neutrals for non-linear loads.

Standard panelboard features

• 480Y/277Vac maximum
• 600 Amp maximum main circuit breaker or main lugs
• 18K thru 200K SCCR
• Fully rated 480Y/277 Volts, 18K/35K/65K AIR
• Main and sub-feed circuit breakers are hard bussed and vertically mounted
• 125 Amp maximum branch mounted circuit breakers
• Interiors are field convertible to top or bottom feed
• Modular construction to accept field installable sub-feed lugs, thru-feed lugs, and sub-feed breakers
• Circuit breakers are HACR, SWD, and HID rated
• Ready-to-install main circuit breaker kits convert main lug interiors
• VISI-TRIP® indication on branch circuit breakers
• Suitable for use as service equipment
• Complete line of UL Listed interiors with 200% rated neutrals for non-linear loads

800 A NF Main Lug Panelboards and 400 A Sub Feed Circuit Breakers

• Fully assembled 800 A version of NF main lug panelboards
• NEMA 1 , 3R, 5 and 12 enclosures
• 400 A sub-feed CB capability available for 600 A and 800 A NF panelboards
• 600 A and 800 A MLO panelboards (one 400 A LA or LH sub-feed CB may be used with one 250 A KA or KH CB
• 400 A LC sub-feed CB (250 A KC sub-feed CB cannot be combined with the LC)

Column-width panelboards are designed to fit into a standard size W, H, or I-beam support column in industrial plants.

Column-width panelboard features

• 240Vac maximum or 480Y/277Vac maximum
• Copper bus standard
• 225 Amp maximum main circuit breaker or main lugs
• 60 Amp maximum branch circuit breaker
• Suitable for use as service equipment when using main circuit breaker with 30 or 42 circuits
• Top or bottom feed interiors
• Accepts plug-on or bolt-on branch circuit breakers
• Solid neutral located on same end as mains