SENTRON 3VA MCCB, Thermal Magnetic Trip Unit - 3VA1163-4GD42-0AA0

Product Description

Siemens SENTRON 3VA MCCB, Thermal Magnetic Trip Unit – 3VA1163-4GD42-0AA0

The Siemens 3VA1163-4GD42-0AA0 is a SENTRON 3VA1 series Molded Case Circuit Breaker (MCCB) designed for dependable protection of low-voltage electrical distribution systems against overload and short-circuit faults. This 4-pole MCCB features a Thermal Magnetic Trip Unit (TM240 / ATFM type) with adjustable overload protection and fixed magnetic short-circuit protection, making it suitable for industrial and commercial power distribution applications.

It is widely used in LT panels, MCC/PCC systems, industrial feeder circuits, HVAC systems, infrastructure projects, and commercial electrical installations, where reliable protection and compact panel integration are essential.

Key Features:

• Siemens SENTRON 3VA1 series MCCB 

• Part Number: 3VA1163-4GD42-0AA0 

• 4-pole molded case circuit breaker 

• Thermal Magnetic Trip Unit (TM240 / ATFM type) 

• Rated current: 63A 

• IEC Frame size: 160 

• Adjustable overload protection 

• Fixed magnetic short-circuit protection 

• Breaking capacity: 36kA at 415V AC 

• Rated operational voltage up to 690V AC 

• Compact and rugged industrial design 

• High electrical and mechanical endurance 

• Fixed mounting execution 

• Suitable for feeder and distribution protection 

• Compatible with SENTRON accessories 

• Complies with IEC 60947-2 standards