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SQUARE D NQ Main Lug, Convertible Panel Interior, 600 A, Copper Bus, 30 Spaces - Square D NQ Main Lug, Convertible Panel Interiors
SQUARE DSquare D NQ Main Lug, Convertible Panel Interiors

SQUARE D NQ Main Lug, Convertible Panel Interior, 600 A, Copper Bus, 30 Spaces

The Square D NQ Main Lug, Convertible Panel Interiors (MPN NQ430L6C) is a 30-space, 600 A panelboard interior with a copper bus, compatible with QHB, QOB, and QOB-VH circuit breakers. Measuring 45 inches in height…

SKU 3G-OTH-772249

Brand
SQUARE D
Item
NQ Main Lug, Convertible Panel Interior, 600 A, Copper Bus, 30 Spaces
Part Number
NQ430L6C
Category
Square D NQ Main Lug, Convertible Panel Interiors
Available to Order
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Technical specs
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Local availability & support

Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Compliance & shipping

Hazardous material
Not classified as hazardous
California Prop 65 warning
No warning recorded
Licence required
No licence required
Safety Data Sheet
Not available
Special shipping
Required — additional freight charges may applyThis item requires special shipping, additional charges may apply.

Technical Specifications

SQUARE D
Manufacturer Part Number
NQ430L6C
Type
Copper, QHB/QOB/QOB-VH
Wd
10 7/16 in
Ht
45 in
Amps
600 A
Depth
5-3/4 in
Phase
Three
Width
10-7/16 in
Height
45 in
UNSPSC
39121103
Voltage
120/208 to 240V AC
Standards
CSA Approved; UL Listed
Bus Material
Copper Bus Material Bus Material This is the material of the bus bar in the load center or panelboard.
Catalog Page
187
For Use With
NQ Circuit Breakers
Number of Spaces
30
Country of Origin
South Korea (subject to change)
Circuit Breaker Type
Plug In Miniature
Recommended Enclosure
12N640 for Main Breaker; 1D700 for Main Lug
Circuit Breaker Series
QHB; QOB; QOB-VH
Recommended Flush Cover
3TX94 for Main Breaker; 4HHA2 for Main Lug
Recommended Surface Cover
12N641 for Main Breaker; 3TX88 for Main Lug
Recommended Ground Bar Kit
5B716
Short Circuit Current Rating
100000 RMS Symmetrical
Main Circuit Breaker or Main Lug
Convertible; Main Lug

Technical Documents

(1)
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SQUARE D Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The Square D NQ Main Lug, Convertible Panel Interiors (MPN NQ430L6C) is a 30-space, 600 A panelboard interior with a copper bus, compatible with QHB, QOB, and QOB-VH circuit breakers. Measuring 45 inches in height and 10 7/16 inches in width, it is designed for use in electrical distribution systems.

Frequently Asked Questions

What is the Square D NQ430L6C panelboard interior used for?

The Square D NQ430L6C is a 30-space, 600 A main lug convertible panel interior used in electrical distribution systems. It accepts QHB, QOB, and QOB-VH circuit breakers and is designed for commercial or industrial power distribution where a copper bus is required.

What are the specifications of the Square D NQ430L6C?

The Square D NQ430L6C panelboard interior has a copper bus, 600 A rating, 30 spaces, and measures 45 in height by 10 7/16 in width. It is compatible with QHB, QOB, and QOB-VH circuit breakers and is part of the NQ series.

Where to buy the Square D NQ430L6C panelboard interior worldwide?

3G Electric supplies the Square D NQ430L6C panelboard interior worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time on this Square D component.

How to select a panelboard interior for a 600 A system?

Select a panelboard interior like the Square D NQ430L6C by matching the ampacity (600 A), bus material (copper), and breaker compatibility (QHB/QOB/QOB-VH). Ensure the enclosure dimensions accommodate the 45 in height and 10 7/16 in width. Consult a licensed electrician for code compliance.

Used in

Common applications for SQUARE D
Commercial electrical panels — QO and QOB miniature circuit breakers for overcurrent protection in load centers and panelboards.
HVACR equipment — 8910 Series Type DPA definite purpose contactors for switching compressor and fan motor loads.
Industrial power distribution — J-Frame molded case circuit breakers for main and feeder protection in switchboards.
Residential ground-fault protection — QO and QOB GFI circuit breakers for kitchens, bathrooms, and outdoor circuits.
Motor control centers — definite purpose contactors for controlling pumps, fans, and other moderate motor loads.
OEM machinery — Square D circuit breakers and contactors for integration into control panels and equipment.
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SQUARE D Products

3G Electric supplies SQUARE D square d nq main lug, convertible panel interiors. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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