SIEMENS NGB1B040V BREAKER NGB 1P 40A 347V 14KA LD LUG BULK

SIEMENS NGB1B040V Breaker 1P 40A 347V 14KA - Electrical Circuit Protection The Siemens NGB1B040V is a single-pole circuit breaker rated at 40 amps and 347 volts AC, designed for use in Siemens panelboards and switchboards. This breaker provides reliable overcurrent protection with a 14 kA interrupting rating, suitable for commercial and industrial electrical distribution applications. It is intended for use with Siemens certified components and features load-side lugs for secure wire connections. Specifications Manufacturer: Siemens Manufacturer Part #: NGB1B040V Number of Poles: 1 Current Rating: 40 A Voltage Rating: 347 V AC Interrupting Rating: 14 kA RMS symmetrical Product Weight: 0.7760 lbs Wire Size Range: #14 to #10 AWG aluminum (15-30 A), #8 AWG aluminum or copper (15-30 A), #8 to #4 AWG copper/aluminum (35-125 A) Torque for Lugs: 35 to 55 in-lb depending on wire size UL/CSA/NOM/IEC Certified Features Load-side lugs supplied as standard for easy wiring Compatible exclusively with Siemens panelboard and switchboard designs Includes retainer clips for secure mounting Meets UL 489 and IEC 60947-2 standards for circuit breakers Suitable for use with copper or aluminum conductors Designed for 60/75°C wire temperature rating Lockout and safety instructions included for installation and maintenance Downloads & Links Spec Sheet Spec Sheet Spec Sheet