SE Digest 178

NQ Panelboards—240 Vac, 48 Vdc

NQ Panelboard Accessories Online Refer to NQ Panelboards

www.se.com/us

NQ Merchandised Accessories

Table 9.37: NQ Merchandised Neutral Assemblies Mains Rating (Amps)

Copper 100% Neutral Kit

200% Neutral Kit

Catalog No.

Space Factor

Catalog No.

Space Factor

NQNL1 NQNL2

NQN1CU NQN2CU

100 225 225 400 600

0 0 6 0

0 0

NQNL2ACCY [90]

NQNL4 [91]

100A 9 PANELBOARDS 225A

NQN6CU

0

– 0 Table 9.38: NQ Merchandised Sub-feed Lugs, Feed-through Lugs, and Sub-feed Breaker Kits Mains Rating Sub-feed Lugs Catalog Number Feed-through Lugs Catalog Number

Sub-feed Circuit Breaker Kits (breaker not incl.) SingleSFB TwoSFBs

100 A not available; use 225 A interior

NQSFL1

—

—

NQFTL2L [92] NQFTL2H [93] NQFTL4L [92] NQFTL4H [93]

NQSFL2

NQSFB2Q or NQSFB2HJ

—

NQSFB4Q or NQSFB4HJ or NQMB6PPL [94]

NQSFL4

NQSFB4Q or NQSFB4HJ

400A

Factory Assembled Only

Factory Assembled Only

NQMB6PPL [94]

Factory Assembled Only

600A

NOTE: See Table 9.39 and Table 9.40. Table 9.39: Box Selection Table: Merchandised NQ Main Lug Panelboards with Accessories

Sub-feed Lugs

Feed-through Lugs

Sub-feed Circuit Breakers

Feature Circuits

225A (one)

400A (two)

400A / 600 A(one)

600A(two)

100 A 225 A 400 A

600A

100 A 225 A 400 A — — —

600A 100A

18 30 42 54 72 84

MH26

— —

— — —

—

MH32 MH38 MH50 — MH44 MH50 — MH44 MH56 — MH50 MH62 — MH56 MH68

MH38 MH38 MH44 MH50 MH56

MH50 MH56 MH62 MH68 MH68

— MH50 — MH56 — MH56 — MH62 — MH68

MH74 MH74 MH80 MH86 MH92

MH62D9 MH62D9 MH68D9

Factory Assembled Only

Factory Asssembled Only

Factory Asssembled Only

Use225A Interior

—

— Table 9.40: Box Selection Table: Merchandised NQ Vertically Mounted Main Breaker Panelboards w/ Accessories (by Mains Rating)

Feed-through Lugs

PowerPact H, J, or Q Sub-feed Circuit Breakers (Max Amp and Qty)

Feature Circuits

400 A (two SFB)

400A

600A(two SFB)

225A(one)

100A

225A

600A

100A

LA / LH MB PowerPacT L MB

LA / LH MB PowerPacT L MB

18 30 42 54 72 84

— — — — — —

—

—

—

—

— — — — — —

—

—

—

—

MH62 MH68 MH74 MH80 MH80

MH62 MH68 MH74 MH80

MH86 MH92

MH86D9

MH50 MH56 MH62 MH68

MH68D9 MH74D9 MH80D9 MH86D9

Factory Asssembled Only

Factory Asssembled Only

— — —

[95] [95]

Table 9.41: NQ Optional Lugs

Al Compression Lug Kit

Cu Mechanical Lug Kit

Cu Compression Kit

Ampacity

Lug Wire Range (AWG-kcmil)

Lug Wire Range (AWG-kcmil)

Lug Wire Range (AWG-kcmil)

Catalog No.

Catalog No.

Catalog No.

NQALV1 NQALV2 NQALV4 NQALV6

NQCUM1 NQCUM2 NQCUM4 NQCUM6

NQCUV1 NQCUV2 NQCUV4 NQCUV6

100 225 400 600

one#8–1/0 one#4–300 two 2/0–500 two 2/0–500

one#6–2/0 one#6–250

one#6–1/0 one 2/0–300 one 400–700 two 250–500

one 1/0–750 or two 1/0–350

Table 9.42: Add-on Lugs for Neutral Bars or Ground Bars Catalog Number Lug Wire Range (AWG - kcmil)

Wire Ampere

QO70AN [96] NQ100AN [96] Q1150AN [97] NQ200AN [96]

#12 to #2 Al or #14 to #4 Cu

70A

#14 to #2/0 Al or Cu #1 to #4/0 Al or Cu

80 - 100A 110 - 150A

(2) #4 to 300 kcmil Al or Cu 175 - 200A NOTE: A maximum of 4 lugs may be added to 18 circuit neutral assemblies. A NQ200AN is required to provide a neutral terminal for every two 175 - 200A QO (VH) circuit breakers.

[90] For 225 A panel with SFL, FTL, or SFB. [91] Not to be used with SFL, FTL, or SFB. These combinations are factory assembled only. [92] The final character L indicates the kit is used for Low circuit count interiors 30 and 42. [93] The final character H indicates the kit is used for High circuit count interiors 54, 72, and 84. [94] PowerPacT L Circuit Breakers require 8.75" deep enclosures. [95] Requires box longer than available box offer.

[96] Requires two standard termination spaces on Neutral or Ground bar. [97] Requires three standard termination spaces on Neutral or Ground bar.

9-22

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