Siemens circuit breaker 3VA1 IEC Frame 160 breaking capacity class H Icu=70 kA @ 415 V 3-pole Part number 3VA1112-6EF32-0AA0

Product Overview

The Siemens 3VA1112-6EF32-0AA0 is a molded-case circuit breaker from the SENTRON 3VA1 series (IEC Frame 160) designed for line protection in industrial low-voltage applications. It is a 3-pole unit rated at 125 A, offering high breaking capacity and robust performance for commercial and industrial distribution boards.

Key Features

• 3-pole molded-case circuit breaker (MCCB) — SENTRON 3VA1 series
• Rated operational current (In): 125 A
• Frame size: IEC Frame 160
• Breaking capacity class H
• Rated short-circuit breaking capacity (Icu): 70 kA at 415 V AC
• Rated insulation voltage (Ui): 800 V
• Up to 20,000 mechanical operations typical; high endurance design

Technical Specifications

• Article Number: 3VA1112-6EF32-0AA0
• Series: SENTRON 3VA1
• Rated Current (In): 125 A
• Poles: 3
• Breaking Capacity Class: H
• Rated Short-Circuit Breaking Capacity (Icu): 70 kA at 415 V
• Rated Insulation Voltage (Ui): 800 V
• Typical Mechanical Service Life: approx. 20,000 operations
• Typical Electrical Endurance (AC-1 at 380/415 V): ~9,000 operations
• Power Loss (maximum): approx. 28.1 W

Compliance & Certifications

• Manufactured under Siemens SENTRON industrial protection equipment quality standards
• Complies with IEC 60947-2 / EN 60947-2 standards for low-voltage circuit-breakers

Applications

Ideal for use in industrial distribution systems, control panels and switchgear installations where branch circuits or feeders up to 125 A require robust protection with high short-circuit breaking capability. Suitable for motor feeders, main switches and commercial installations where reliability and safety are essential.