Square D PBQ3660G I-Line Busway Plug-In Unit – 600A – 3 Pole – Fusible Class H – 600V – I-Line Busway Accessory

The Square D PBQ3660G is a high-capacity fusible plug-in unit designed for use with Schneider Electric I-Line busway systems. It provides branch circuit protection using Class H fuses and is intended for industrial and commercial power distribution applications where high current capacity and modular flexibility are required.

Electrical Ratings

• Current Rating: 600 A
• Voltage Rating: 600 V AC
• Phase: 3 Phase
• Circuit Configuration: 3-Phase, 3-Wire
• Poles: 3 Pole
• Fuse Type: Class H
• Interrupting System: Fuse-based protection (high fault capacity dependent on fuse selection)
• Application Type: Busway power distribution

Protection and Function

• Device Type: Fusible plug-in busway unit
• Protection Method: Class H fuse overcurrent protection
• Function: Branch circuit protection for busway systems
• Configuration: 3-fuse + ground system
• Safety Role: Overload and short-circuit protection via fusing

Configuration and Function

• Model Series: PBQ
• Connection Type: Plug-in (I-Line Busway compatible)
• Used On: Fusible I-Line busway systems
• Sub-category: Busway fusible plug-in switch
• Application: Industrial and commercial electrical distribution

Mechanical and Physical Characteristics

• Heavy-duty plug-in modular busway design
• High-current 600A capacity system
• Designed for fast installation and removal
• Integrated grounding system
• Built for industrial-grade power distribution environments
• Robust enclosure for high fault energy environments

Standards and Certifications

• UL Listed
• CSA Certified
• Manufacturer: Square D / Schneider Electric
• Series: I-Line Busway PBQ
• UNSPSC: 39131701

Features

• 600A high-capacity busway plug-in unit
• Uses Class H fuses for overcurrent protection
• Designed for I-Line busway systems
• Plug-in architecture for flexible power distribution
• Suitable for large industrial and commercial installations
• High reliability in high-fault current environments
• Modular system for easy expansion and maintenance
• Integral grounding for safety compliance

Returns are easy

You may return items within 30 days of delivery for a refund.

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