SIEMENS ED42M125 BRKR ED4 2P 480V 125A 50C Molded Case Circuit Breaker

The SIEMENS ED42M125 is a 2-pole molded case circuit breaker designed for electrical distribution and protection in industrial and commercial applications. Calibrated for 50°C operation, it supports a maximum voltage of 480V and a current rating of 125A. This circuit breaker is suitable for use in panelboards, switchboards, and individual enclosures, offering reliable switching and overcurrent protection. It is compatible with wiring systems requiring 400 Hz frequency and an interrupt rating of 18KAIC, making it appropriate for specialized electrical distributor and switchgear supplier applications.

Specifications

• Manufacturer: Siemens
• Model Number: ED42M125
• Frame: ED
• Number of Poles: 2
• Voltage Rating: 480 V
• Current Rating: 125 A
• Operating Temperature: 50¬∞C
• Frequency Rating: 400 Hz
• Interrupt Rating: 18 KAIC
• Dimensions (H x W x L): 7 in x 3 in x 6 in
• Product Weight: 2.5 lbs
• Application: Calibrated for 50¬∞C Application

Features

• Non-interchangeable trip unit design typical of ED frame breakers, shipped factory assembled for compliance with UL 489 and CSA standards
• Varying actuator and enclosure options to suit installation requirements
• Designed for use with 60 or 75¬∞C wire per National Electric Code guidelines
• Manual operation with ON, OFF, and TRIPPED handle positions and push-to-trip testing button (per ED frame standard)
• Suitable for use in electrical systems requiring 400 Hz frequency operation
• Compliant with applicable UL and CSA standards for molded case circuit breakers

Downloads & Links

• Spec Sheet
• Spec Sheet