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Siemens SENTRON Miniature Circuit Breaker 4-Pole 25A Type B 400V AC 10kA Breaking Capacity DIN Rail 5SY4425-6
Specifications
| Country of Origin | Germany |
|---|---|
| Range | SENTRON |
| Brand | Siemens |
| Height | 90mm |
| Model | 5SY4425-6 |
| Depth | 90mm |
| IP Rating | IP20 |
| Width | 76mm |
| Mount Type | DIN Rail |
| Current Rating | 25A |
| Series | 5SY4 |
| Breaking Capacity | 10kA |
| Number of Poles | 4 |
| Rated AC Voltage | 400V ac |
| Tripping Characteristics | Type B |
| Better World Claim | Extended Product Life |
| Reset Actuator Type | Toggle Switch |
| Curve C | Tripping: 5 to 10 times the rated current |
| Curve D | Tripping: 10 to 14 times the rated current |
Key Features
- Features four poles for enhanced circuit separation and protection.
- Rated current of 25A, designed for industrial and residential electrical safety.
- Type B tripping characteristic, ideal for general circuit protection applications.
- Handles up to 400V AC and provides a breaking capacity of 10kA.
- DIN rail mounting ensures convenient installation and compatibility with standard panels.
- IP20 rated enclosure protects against accidental contact and small particles.
- Reset actuator toggle switch enables manual operation and reset.
- Complies with CSA, DIN, EN, IEC, and UL standards for reliable performance.
Product Description
Siemens 5SY4425-6 Miniature Circuit Breaker from the SENTRON Series is an advanced electrical protection device specifically engineered for industrial, commercial, and residential installations. This unit offers four poles enabling robust separation and protection for multi-phase circuits. A rated current of 25A and breaking capacity up to 10kA ensures reliable fault interruption and circuit safety under demanding conditions.
Equipped with a Type B tripping characteristic, this circuit breaker suits protection of generators, long cable runs, and sensitive electrical circuits. It operates at 400V AC, accommodating a broad range of voltage requirements in modern power distribution systems. The DIN rail mounting mechanism allows for streamlined installation and compatibility with standard control panels and distribution boards.
The Siemens SENTRON 5SY4425-6 has an IP20 rated enclosure to shield users from accidental contact and ingress of small particles, supporting workplace safety and equipment longevity. Its toggle switch actuator makes manual operation straightforward, permitting quick circuit isolation and reset after a trip event.
With dimensions of 90mm height by 76mm width and 90mm depth, the compact design is suited for installations with limited space. All key technical components are constructed for durability and extended product life. This breaker is compliant with multiple international standards, including CSA C22.2 No.235, DIN EN 61346-2, DIN/VDE, EN 60204-1, EN 60898, IEC 60947-2, and UL 1077, ensuring reliability across global applications.
Common use cases include circuit protection in industrial machinery, commercial distribution panels, and residential wiring systems. Fast and convenient removal and installation are supported by innovative Siemens mounting options. The device can be supplemented with various accessories, making it adaptable for complex control requirements like fault signal contacts, shunt releases, under-voltage releases, remote operating mechanisms, or RCCBs for enhanced fire and personnel protection.
Choose Siemens breakers for uncompromising performance and compliance. Explore more products in Miniature Circuit Breaker category and browse Siemens SENTRON Series offerings at EnvMart for complete electrical safety solutions.
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Frequently Asked Questions
The Siemens SENTRON Miniature Circuit Breaker has a rated current of 25A.
It provides a breaking capacity of 10kA, ensuring reliable fault interruption.
This unit operates at a rated AC voltage of 400V.
This model features four poles, which enhances circuit separation and protection.
It is equipped with Type B tripping characteristics, suitable for general circuit protection applications.
The dimensions of this unit are 90mm in height, 76mm in width, and 90mm in depth.
It is designed for DIN rail mounting, ensuring compatibility with standard control panels.
This circuit breaker has an IP20 rated enclosure, protecting against accidental contact and small particles.
It complies with multiple international standards, including CSA, DIN, EN, IEC, and UL standards.
The reset actuator is a toggle switch, allowing for manual operation and reset.
Common applications include circuit protection in industrial machinery, commercial distribution panels, and residential wiring systems.
The innovative Siemens mounting options facilitate fast and convenient removal and installation.
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