Schneider Electric BGL36125 125A 3-Pole 347 V Circuit Breaker Potential Transformer

Meet the Schneider Electric BGL36125 125A 3-Pole 347 V Circuit Breaker Potential Transformer — a purpose-built protection and metering solution for demanding three-phase power systems. Engineered to safeguard feeders and equipment in industrial and commercial environments, this device combines reliable overcurrent protection with seamless electrical monitoring capabilities, helping you keep systems running safely and efficiently.

Overview

Designed for distribution panels and shared switchgear, the BGL36125 delivers robust 3-pole protection with a 125 A current rating and a 347 V voltage rating. Its precise phase coordination supports stable operation across three-phase networks, reducing the risk of nuisance trips while ensuring quick response during faults. This model is particularly well-suited for facilities that rely on accurate, real-time visibility into their electrical system for performance management and energy accountability.

Key Benefits

• Three-pole protection: Balanced, reliable safeguarding of all three phases in a three-phase power system.
• 125 A current rating: Adequate headroom for typical feeder circuits while maintaining tight protection on overloads.
• 347 V voltage rating: Compatible with common industrial distribution networks that operate at high line-to-line voltages.
• Potential transformer integration: Designed to work within Schneider Electric’s metering and protection ecosystem, enabling measurement and remote monitoring options that streamline diagnostics and energy management.

Potential Transformer Integration

In environments where monitoring, metering, and protection coordination are essential, this circuit breaker’s potential transformer compatibility simplifies signal access for energy meters and protection relays. By aligning protection actions with accurate voltage sensing, you gain clearer insights into load profiles, faster fault diagnosis, and better coordination with downstream protection devices — all while reducing wiring complexity and panel space.

Who is this for?

• Electrical contractors assembling or upgrading three-phase distribution panels in manufacturing, processing, or large commercial facilities.
• Facility managers seeking reliable protection alongside compatible metering for energy management and reporting.
• Panel builders and integrators requiring a trusted Schneider Electric solution that fits standard industrial voltage levels and three-phase architectures.

Specifications at a Glance

• Current rating: 125 A
• Poles: 3
• Voltage rating: 347 V
• Part number: BGL36125
• Type: Circuit Breaker with potential transformer compatibility
• Brand: Schneider Electric

Installation & Best Practices

• Follow manufacturer installation guidelines to ensure proper mounting, wiring, and compatibility with your panel hardware.
• Verify that the surrounding system voltage and fault-current levels align with the 347 V rating and protection settings.
• Plan for seamless metering integration by coordinating with compatible monitoring devices and relays within Schneider Electric’s ecosystem.
• Label the assembly clearly for maintenance teams and ensure accessibility for periodic testing and inspection.

Whether you’re modernizing an aging panel, designing a new three-phase installation, or integrating protection with advanced metering, the Schneider Electric BGL36125 125A 3-Pole 347 V Circuit Breaker Potential Transformer stands out with precise protection, robust compatibility, and a clear path to improved visibility and reliability across your electrical network.