SIEMENS HED42M040 BRKR HED4 2P 480V 40A 50C Molded Case Circuit Breaker

The SIEMENS HED42M040 is a 2-pole molded case circuit breaker designed for electrical distribution and protection in industrial and commercial applications. Calibrated for 50°C operating temperature, it is suitable for use in lighting solutions, wire and cable protection, and as part of switchgear assemblies. This breaker supports a frequency rating of 400 Hz and is rated for 480V with a 40A current capacity, making it compatible with various electrical distribution systems requiring reliable overcurrent protection.

Specifications

• Manufacturer: Siemens
• Manufacturer Part #: HED42M040
• Frame: ED
• Number of Poles: 2
• Voltage Rating: 480 V
• Current Rating: 40 A
• Frequency Rating: 400 Hz
• Interrupt Rating: 42 KAIC
• Operating Temperature: 50¬∞C
• Application: Calibrated for 50¬∞C Application
• Dimensions (W x H x L): 7 in x 6 in x 3 in
• Product Weight: 2.5 lbs
• Actuator Type: Varying
• Enclosure Type: Varying
• UPC: 783643007000

Features

• Calibrated for high-temperature operation up to 50¬∞C
• High interrupt rating of 42 KAIC for enhanced fault current protection
• Compact ED frame design suitable for panelboards and switchboards
• Manual operation with push-to-trip function for testing
• Compliant with UL 489 and CSA C22.2 No. 5 standards for molded case circuit breakers
• Designed for use in 400 Hz electrical systems

Downloads & Links

• Spec Sheet
• Spec Sheet