SIEMENS NGB1B070B BREAKER NGB 1P 70A 347V 14KA LD LUG - Molded Case Circuit Breaker

The SIEMENS NGB1B070B is a 1-pole molded case circuit breaker designed for panelboard mounting, providing reliable overcurrent protection for electrical distribution systems. Rated for 70 amps continuous current at 40°C and 347 volts AC, this breaker is suitable for use in commercial and industrial applications. It is designed specifically for Siemens panelboards and switchboards, ensuring compatibility with Siemens certified components. The breaker includes integral load lugs for wire connections and is HACR rated for HVAC applications, making it a versatile choice for electrical distributors and switchgear suppliers.

Specifications

• Manufacturer: Siemens
• Manufacturer Part #: NGB1B070B
• Number of Poles: 1
• Continuous Current Rating @ 40°C: 70 A
• Voltage Rating: 347 V AC
• Interrupting Rating: 14 kA RMS symmetrical
• Product Weight: 0.88 lbs
• Wire Size for Load Lugs: #8-1/0 AWG Copper, #8-2/0 AWG Aluminum

Features

• Panelboard mount design compatible with Siemens panelboards and switchboards
• Integral load lugs included for 60/75°C copper and aluminum wire
• HACR rated for use with heating, air conditioning, and refrigeration equipment
• UL Listed for reverse feed
• Compact 1-inch width per pole for efficient panel space utilization
• Lockout and cover replacement safety instructions included

Downloads & Links

• Spec Sheet
• Spec Sheet
• Spec Sheet