SIEMENS NGB3C045B Molded Case Circuit Breaker 45A 3-Pole

The SIEMENS NGB3C045B is a 3-pole molded case circuit breaker designed for use in Siemens panelboards and switchboards. It provides reliable overcurrent protection in electrical distribution systems, suitable for applications requiring 480Y volts and 45 amperes continuous current rating. This breaker is engineered for compatibility with Siemens certified components, making it a dependable choice for electrical distributors and switchgear suppliers.

Specifications

• Manufacturer: Siemens
• Manufacturer Part Number: NGB3C045B
• Number of Poles: 3
• Continuous Current Rating: 45 Amperes
• Voltage Rating: 480Y Volts AC
• Interrupting Rating: 25 kA RMS Symmetrical Amperes
• Product Weight: 5.027 lbs
• UPC: 040892059069

Features

• Panelboard mount type designed exclusively for Siemens panelboards and switchboards
• Load and line lugs included for 60/75¬∞C copper and aluminum wire
• HACR rated for use with heating, air conditioning, and refrigeration equipment
• Thermal-magnetic trip unit providing standard 40¬∞C ambient protection
• Compact dimensions with a width of 3 inches for 3-pole configuration
• Meets UL 489 and CSA standards for molded case circuit breakers
• Includes necessary insulation requirements for mounting on metal surfaces

Downloads & Links

• Spec Sheet
• Spec Sheet