SIEMENS HED43B020NAV Molded Case Circuit Breaker 3P 480V 20A

The SIEMENS HED43B020NAV is a 3-pole molded case circuit breaker designed for reliable protection in electrical distribution systems. Rated for 20 amps at 480 volts AC, this breaker is suitable for industrial and commercial applications requiring robust switching and fault interruption. It is compatible with Siemens ED frame switchgear and is ideal for electrical distributors and switchgear suppliers seeking durable and certified circuit protection devices.

Specifications

• Manufacturer: Siemens
• Manufacturer Part #: HED43B020NAV
• Frame: ED
• Number of Poles: 3
• Interrupt Rating: 42KAIC
• Operating Temperature: 40¬∞C
• Voltage Rating: 480V AC
• Current Rating: 20A
• Dimensions (inches): Width 15.1, Height 19.8, Length 6.4
• Product Weight: 3.1 lbs
• Actuator: Varying
• Enclosure: Varying
• UPC: 040892187144

Features

• Fuseless current limiting design compliant with CSA / UL standards
• Non-interchangeable trip unit integrated for enhanced safety and compliance
• Suitable for use in 500V DC undergrounded UPS systems when wired per Siemens instructions
• Meets CSA C22.2 No. 5 and UL 489 certification requirements
• Designed for 40¬∞C ambient temperature operation

Downloads & Links

• Spec Sheet