Square D Digest 179

Terminal Data for NQ and NF Panelboards Terminal Data for NQ and NF Terminal Data Refer to Catalog 1670CT0701 , 1640CT0801

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NQ and NF Terminal Data

Table 9.81: NQ Standard Aluminum Mechanical Lugs—Main Circuit Breaker Panel Type Ampere Rating Circuit Breaker Type Lug Wire Range [2][1]

Table 9.80: NQ Standard Aluminum Mechanical Lugs—Main Lugs Panel Type Ampere Rating Part Number Lug Wire Range [1]

(1) #4–#2/0 Al or Cu

QOB

100A 150A 225A 250A 400A 600A

HD, HG, HJ, HL (1) #14–#3/0 Al or Cu QB, QD, QG, QJ (1) #4-300 kcmil Al or Cu JD, JG, JJ, JL (1) #3/0–350 kcmil Al or Cu [2] LA, LH (1) #1–600 kcmil Al or Cu or (2) #1–250 kcmil Al or Cu LD, LG, LJ, LL (2) #4/0-500 kcmil Al or Cu

100 A NQALM1 (1) #6-2/0 Al or Cu 225 A NQALM2 (1) #6-350 kcmil Al or Cu 400 A NQALM4 (1) 1/0-750 kcmil Al or Cu or (2) 1/0-350 kcmil Al or Cu

NQ

NQ

NQALM6 (2) 1/0-750 kcmil Al or Cu NQAL M6A (1) 1/0-750 kcmil Al or Cu or (3) 250 kcmil Al-Cu

600A

Table 9.83: NF Standard Mechanical Lugs—Main Circuit Breaker Panel Type Ampere Rating Circuit Breaker Type

Lug Wire Range [2][1]

Table 9.82: NF Standard Mechanical Lugs—Main Lugs Panel Type Ampere Rating Part Number Lug Wire Range [1]

(1) #14–#2/0 Al or Cu

ED, EG, EJ

125A 150A

HD, HG, HJ, HL (1) #14–#3/0 Al or Cu

(1) #3/0–350 kcmil Al or Cu [2] (1) #2–600 Cu or #2–500 Al

JD, JG, JJ, JL

250A

NF

DJ

125 A NFALM1 (1) #6–2/0 Al or Cu 250 A NFALM2 (1) #6–350 kcmil Al or Cu 400 A NFALM4 (1) #1/0–750 kcmil or (2) #1/0–350 kcmil Al or Cu 600 A NFALM6 (2)1/0-750 kcmil Al or Cu 800 A NFALM8 (3) 1/0-750 kcmil Al or Cu

(1) #1–600 kcmil or (2) #1–250 kcmil Al or Cu

LA, LH

400A 600A

LD, LG, LJ, LL, LR (2) #4/0–500 kcmil Al or Cu

9 PANELBOARDS

NF

(#) = Number of conductors per phase.

[1]

[2] The lug range shown is for the highest amperage of the circuit breaker frame shown in the table.

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