Schneider Electric GV2G554 Linergy FT Comb Busbar 63A 54 Mm Connection Accessory

Product Highlights
Provides safe, compact, and efficient power distribution connections for three-phase motor protection systems—plug-and-play, reducing installation time by 30%.

Product Overview
The GV2G554 is a genuine accessory from Schneider Electric's TeSys Deca series, specifically designed for the GV2 motor circuit breaker. This 63 A three-phase comb busbar features a five-tap structure with 54 mm spacing, allowing for simultaneous connection of five loads within voltage levels of 690 V and below, enabling modular expansion of power distribution systems. This product complies with IEC/EN 60947-1/-3 standards and is CE and CSA certified. It is widely suitable for OEM control cabinets, pump stations, HVAC systems, and automated production lines.

Core Parameters
• Rated Current: 63 A
• Number of Poles: 3P
• Rated Insulation Voltage (UI): 690 V
• Number of Taps: 5
• Center Distance: 54 mm
• Material: Tinned Copper + Flame-Retardant PA66 Insulator
• Operating Temperature: -25°C to +70°C
• Certifications: CE, CSA, UL File E164353

Key Features
1. Punch-Free Installation: Snap-on fastening for plug-and-play integration with GV2 series circuit breakers.
2. Reduced Temperature Rise: Thickened tinned copper busbars guarantee a continuous current-carrying temperature rise of < 50 K.
3. Space-Saving: With a standard 54 mm pitch, a single module width allows expansion of up to five circuits.
4. Maintenance Safety: Finger protection rating IP20, no exposed live parts on the front.
5. Environmentally friendly: Over 70% of the packaging cardboard is recyclable and RoHS 2.0 compliant.

Application Scenarios
• OEM control cabinet main circuit power distribution
• Centralized protection for pump stations and fan motors
• Rapid expansion of logistics conveyor lines
• Data center UPS bypass switching

Installation and Maintenance
Step 1 – Turn off the main power supply and confirm that there is no power.
Step 2 – Insert the GV2G554 comb strip into the GV2 circuit breaker input terminal block.
Step 3 – Tighten the fixing screws to 2.5 N·m.
Step 4 – Connect the five load cables in sequence and check polarity.
Step 5 – Perform a 500 V insulation resistance test (> 1 MΩ) before applying power.
It is recommended to check the tightening torque and temperature rise annually.

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