Siemens Circuit breaker 3VA1, class S, 4-pole, 36kA @ 415V, 25A Part number 3VA1125-4ED46-0AA0

Product Overview

The Siemens 3VA1125-4ED46-0AA0 is a molded-case circuit breaker from the SENTRON 3VA1 series, engineered for robust line protection in industrial power distribution. With a four-pole configuration and a rated current of 25 A, it provides high short-circuit breaking capacity (up to 36 kA at 415 V) suitable for demanding electrical installations.

Key Features

• Four-pole circuit breaker for three-phase plus neutral systems
• Rated operational current: 25 A
• Switching capacity class S (up to 36 kA at 415 V AC)
• Fixed mounted design with box terminals on both sides for flexible installation
• Compact frame size (IEC frame 160) for space-efficient panel integration
• Panel protection up to 690 V AC insulation voltage / 600 V DC
• Reliable thermal-magnetic protection for line feeder circuits

Technical Specifications

• Product Series: SENTRON 3VA1 Molded-Case Circuit Breakers
• Article Number: 3VA1125-4ED46-0AA0
• Number of Poles: 4 (3 + N)
• Rated Current (Iu): 25 A
• Rated Insulation Voltage: 800 V
• Operational AC Voltage: Up to 690 V
• Short-circuit Breaking Capacity (Icu at 415 V): 36 kA
• Short-circuit Making Capacity (Icm at 415 V): ~75.6 kA
• Width (approx.): 101.6 mm
• Depth (approx.): 70 mm
• Weight (approx.): 1.28 kg

Compliance & Certifications

• Manufactured according to Siemens industrial automation standards
• Conforms to IEC 60947-2 switchgear and control-gear standards
• RoHS compliant, with full environmental documentation provided

Applications

Ideal for electrical distribution systems in industrial plants, commercial buildings and infrastructure projects—especially where high short-circuit capacity is required. Suitable for feeder protection of motors, transformers, switchboards and three-phase neutral-inclusive installations.