SIEMENS HED43M090LBESN Molded Case Circuit Breaker 3P 480V 90A 50C

The Siemens HED43M090LBESN is a 3-pole molded case circuit breaker designed for electrical distribution and switchgear applications. Calibrated for 50°C operating temperature, it provides reliable protection for circuits up to 90 amps at 480 volts AC with a 42kA interrupt rating. This breaker includes line/load lugs installed and supports 50/60 Hz frequency, making it suitable for various industrial and commercial electrical systems.

Specifications

• Name: SIEMENS HED43M090LBESN BRKR HED4 3P 480V 90A 50C LUG 120V ST BA
• Manufacturer: Siemens
• Manufacturer Part #: HED43M090LBESN
• Frame: ED
• Number of Poles: 3
• Voltage Rating: 480V AC
• Current Rating: 90A
• Interrupt Rating: 42KAIC
• Frequency Rating: 50/60 Hz
• Operating Temperature: 50¬∞C
• Connection: Line/Load lugs installed
• Dimensions (W x H x L): 5.00 in x 7 in x 5.00 in
• Product Weight: 4.83 lbs
• Enclosure: Varying
• Actuator: S01ED62B Accessory
• UPC: 783643354838

Features

• Calibrated for 50¬∞C applications ensuring performance under elevated temperature conditions
• Line and load lugs factory installed for ease of wiring
• Non-interchangeable trip unit consistent with Siemens ED frame molded case breakers
• Compliant with UL 489 and CSA C22.2 No. 5 standards for molded case circuit breakers
• Suitable for use in individual enclosures, panelboards, switchboards, or approved equipment
• Manual operation with PUSH-TO-TRIP button for circuit testing and maintenance
• Designed for 3-pole 480V AC power distribution with 42kA interrupting capacity
• Compact dimensions allow for flexible installation in electrical distribution systems

Downloads & Links

• Spec Sheet
• Spec Sheet