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SQUARE D Busway Plug In Unit: Fusible, 60 A Amps, 277/480/600V AC, PQ - PQ- and PQB -Type, Square D Fusible Bus Plugs
SQUAREPQ- and PQB -Type, Square D Fusible Bus Plugs

SQUARE D Busway Plug In Unit: Fusible, 60 A Amps, 277/480/600V AC, PQ

The SQUARE D Busway Plug In Unit is a PQ- and PQB-Type fusible bus plug rated for 60 A at 277/480/600V AC. It features an H/K/R fuse class and is designed for use with SE Square D I-Line and I-Line II Busway systems…

SKU 3G-OTH-127536

Brand
SQUARE
Item
D Busway Plug In Unit: Fusible, 60 A Amps, 277/480/600V AC, PQ
Category
PQ- and PQB -Type, Square D Fusible Bus Plugs
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Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

SQUARE
Manufacturer Part Number
PQ4606G

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

Product Description

The SQUARE D Busway Plug In Unit is a PQ- and PQB-Type fusible bus plug rated for 60 A at 277/480/600V AC. It features an H/K/R fuse class and is designed for use with SE Square D I-Line and I-Line II Busway systems. This unit is identified by manufacturer part number PQ4606G.

Frequently Asked Questions

What is the SQUARE D Busway Plug In Unit PQ4606G used for?

The SQUARE D PQ4606G is a fusible bus plug used to tap power from I-Line and I-Line II busway systems in industrial plants, data centers, and commercial buildings. It provides overcurrent protection for branch circuits rated up to 60 A at 277/480/600V AC.

What are the specifications of the SQUARE D PQ4606G bus plug?

The SQUARE D PQ4606G is a PQ-Type fusible bus plug rated 60 A, 277/480/600V AC, with an H/K/R fuse class. It is designed for SE Square D I-Line and I-Line II Busway systems. The manufacturer part number is PQ4606G.

Where to buy the SQUARE D PQ4606G bus plug worldwide?

3G Electric supplies the SQUARE D PQ4606G bus plug to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this genuine Square D part.

How to install a SQUARE D PQ bus plug on I-Line busway?

To install a SQUARE D PQ bus plug, ensure the busway is de-energized. Align the plug's stab assembly with the busway slot, engage the hook, and rotate the plug into position until it locks. Torque the retaining screws per Square D instructions. Always follow NFPA 70E safety practices.

Used in

Common applications for SQUARE
Industrial power distribution — Square D HU362AWC non-fusible safety switch for disconnecting three-phase loads up to 60 A.
Busway branch circuits — Square D PQ4203G fusible bus plug for overcurrent protection in I-Line busway systems.
Panelboard surge protection — Square D HL4IMA24C SPD for transient voltage suppression in 277/480V AC wye systems.
Power distribution in control panels — Square D 9080LBA263106 open distribution block for splitting 400 kcmil conductors.
Machine control stations — Square D 9001BG303 push-button station for open/close/stop operations in industrial machinery.
Motor starting and protection — Square D 8536SBG2V02H30S NEMA starter for non-reversing three-phase motor control up to 18 A.

SQUARE Products

3G Electric supplies SQUARE pq- and pqb -type, square d fusible bus plugs. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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