Product Description

Siemens 3VA1 MCCB 125A, 4-Pole, 55kA, TM220 ATFM Trip Unit – 3VA1112-5GE42-0AA0

Product Description

The Siemens 3VA1112-5GE42-0AA0 is a Siemens SENTRON 3VA1 moulded case circuit breaker (MCCB) designed for reliable line protection in low-voltage power distribution systems. It features a 4-pole configuration, 125A rated current, and 55kA Icu at 415V AC.

This MCCB is equipped with a TM220 thermal-magnetic trip unit with ATFM (Adjustable Thermal Fixed Magnetic) protection. The overload protection setting Ir is adjustable from 88A to 125A, providing flexibility for different electrical load requirements.

The breaker also provides short-circuit protection through its magnetic trip mechanism. With its 4-pole design, it is suitable for applications where switching and protection of the neutral conductor is required along with the three phases.

Key Features

• Brand: Siemens
• Product Family: SENTRON 3VA1
• Product Type: MCCB
• Part Number: 3VA1112-5GE42-0AA0
• Frame Size: 160
• Poles: 4-Pole
• Rated Current: 125A
• Breaking Capacity Class: M
• Icu: 55kA at 415V AC
• Trip Unit: TM220
• Trip Technology: ATFM
• Application: Line Protection
• Overload Setting Ir: 88A–125A
• Short-Circuit Protection: Yes
• Thermal Protection: Adjustable
• Magnetic Protection: Fixed

Applications

The Siemens 3VA1112-5GE42-0AA0 can be used in:

• Industrial power distribution
• Main distribution panels
• Low-voltage switchboards
• Electrical control panels
• Commercial buildings
• Manufacturing facilities
• Power distribution boards
• OEM equipment
• Electrical infrastructure
• Industrial control systems

Benefits

• Reliable thermal-magnetic circuit protection
• 55kA Icu at 415V AC
• Adjustable overload protection from 88A to 125A
• 4-pole configuration for three-phase and neutral protection
• Compact Frame 160 construction
• Reliable short-circuit protection
• Suitable for industrial and commercial power distribution
• Siemens SENTRON quality and dependable operation

Buy Siemens 3VA1112-5GE42-0AA0 from SB Smart

Looking for a Siemens 3VA1112-5GE42-0AA0 MCCB supplier in India? SB Smart supplies Siemens SENTRON MCCBs, circuit breakers, switchgear and industrial electrical products for panel builders, OEMs, electrical contractors, system integrators and industrial customers.

We supply Siemens products across Delhi, Faridabad, Gurugram, Noida, Punjab, Mumbai and major cities across India.

Frequently Asked Questions

1. What is Siemens 3VA1112-5GE42-0AA0?
It is a Siemens SENTRON 3VA1 MCCB with a 125A rating, 4-pole configuration and TM220 thermal-magnetic trip unit.

2. What is the rated current of this MCCB?
The rated current is 125A.

3. What is the breaking capacity of this MCCB?
The specified Icu is 55kA at 415V AC.

4. What type of trip unit does it use?
It uses a TM220 thermal-magnetic trip unit with ATFM technology.

5. What is the overload protection setting range?
The adjustable overload setting Ir ranges from 88A to 125A.

6. How many poles does this Siemens MCCB have?
The 3VA1112-5GE42-0AA0 is a 4-pole MCCB.

7. Where can I buy Siemens 3VA1112-5GE42-0AA0 in India?
You can source the Siemens 3VA1112-5GE42-0AA0 from SB Smart for industrial, commercial and low-voltage power distribution applications.