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  9. Panelboard Interior, QHB, QOB, QOB-VH, 42 Spaces, 400A, 240V, Convertible Main Lug, 3 Phase
Square D Panelboard Interior, QHB, QOB, QOB-VH, 42 Spaces, 400A, 240V, Convertible Main Lug, 3 Phase NQ442L4 - main

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Panelboard Interior, QHB, QOB, QOB-VH, 42 Spaces, 400A, 240V, Convertible Main Lug, 3 Phase

  • Mfr # NQ442L4

  • Zoro # G2603745

CAD Available
product price: $915.99
/ea
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Key Features

CAD Drawing
Main Circuit Breaker or Main Lug
Convertible Main Lug
Circuit Breaker Type
Plug In Miniature
Amps
400A
Voltage
240V
Recommended Enclosure
12N640 for Main Breaker, 1D700 for Main Lug
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Specifications

Product Information

MFR #
NQ442L4
Zoro #
G2603745
UPC #
785901507895
Country of Origin
Mexico

Dimensions

Height
45 in
Width
10-7/16 in
Depth
5-3/4 in

Details

Item
Panelboard Interior
Main Circuit Breaker or Main Lug
Convertible Main Lug
Circuit Breaker Type
Plug In Miniature
Number of Spaces
42
Amps
400A
Voltage
240V
Recommended Enclosure
12N640 for Main Breaker, 1D700 for Main Lug
Phase
3
Short Circuit Current Rating
100000 RMS Symmetrical
Series
QHB, QOB, QOB-VH
Recommended Surface Cover
G3941752 for Main Breaker, G0776395 for Main Lug
Recommended Flush Cover
G6665967 for Main Breaker, G2241382 for Main Lug
Bus Material
Aluminum
Recommended Ground Bar Kit
5B716
Main Circuit Breaker Adapter Kit
4HHA5
Standards
CSA Approved, UL Listed
For Use With
NF Panelboards, QO Mini Circuit Breaker
Circuit Breaker Series
QHB, QOB, QOB-VH
Features
Mercury Free
Rated Interrupted Current
10 kA; 22 kA; 65 kA
Wiring Configuration
4-wire
Connections - Terminals
Lug line AWG 1/0 to 750 kcmil aluminium; Lug neutral AWG 1/0 to 750 kcmil aluminium
Tightening Torque
274.99 to 300.04 lbf.in (31.07 to 33.90 N.m) 0.08 to 0.59 in² (53.48 to 380 mm²) (AWG 1/0 to 750 kcmil); 274.99 to 300.04 lbf.in (31.07 to 33.90 N.m) 0.08 to 0.27 in² (53.48 to 177.3 mm²) (AWG 1/0 to 350 kcmil); 549.98 lbf.in (62.14 N.m) 0.08 to 0.59 in² (53.48 to 380 mm²) (AWG 1/0 to 750 kcmil); 549.98 lbf.in (62.14 N.m) 0.08 to 0.24 in² (53.48 to 152 mm²) (AWG 1/0 to 300 kcmil); 375.01 lbf.in (42.37 N.m) 0.08 to 0.59 in² (53.48 to 380 mm²) (AWG 1/0 to 750 kcmil); 375.01 lbf.in (42.37 N.m) 0.08 to 0.24 in² (53.48 to 152 mm²) (AWG 1/0 to 300 kcmil)
CAD Available
Yes

Description

Panelboard Interior, Convertible, Main Lug, Circuit Breaker Series QHB, QOB, QOB-VH, Amps 400 A, Short Circuit Current Rating 100000 RMS Symmetrical, Number of Spaces 42, Voltage 120/208 to 240V AC, Phase Three, Bus Material Aluminum, Recommended Enclosure 12N640 for Main Breaker, 1D700 for Main Lug, Circuit Breaker Type Plug In Miniature, For Use With NQ Circuit Breakers, Height 45 in, Depth 5 3/4 in, Width 10 7/16 in, Main Circuit Breaker Adapter Kit 4HHA5

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