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Siemens SENTRON Miniature Circuit Breaker 4-Pole 6A Type D 400V ac 72V dc 10 kA Breaking Capacity 5SY4406-8
Specifications
| Country of Origin | Germany |
|---|---|
| Range | SENTRON |
| Brand | Siemens |
| Height | 90mm |
| Model | 5SY4406-8 |
| Depth | 90mm |
| IP Rating | IP20 |
| Width | 76mm |
| Mount Type | DIN Rail |
| Current Rating | 6A |
| Series | 5SY4 |
| Terminal type | Screw |
| Breaking Capacity | 10kA |
| Number of Poles | 4 |
| Standards/Approvals | IEC/EN 60898-1, IEC/EN 60947-2/UL1077 |
| Rated AC Voltage | 400V ac |
| Rated DC Voltage | 72V dc |
| Tripping Characteristics | Type D |
| 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
- Automatic cut-out with Type D tripping characteristics for high surge circuits.
- Supports up to 400V AC and 72V DC rated voltages.
- Designed for DIN rail mounting for quick and easy installation.
- Features toggle switch reset actuator for user-friendly operation.
- Complies with IEC/EN 60898-1, IEC/EN 60947-2, and UL1077 standards.
- IP20 rated for protection against solid foreign objects.
- Suitable for industrial, residential, and functional construction use.
- Manufactured in Germany ensuring premium quality and extended product life.
Product Description
Siemens 5SY4406-8 Miniature Circuit Breaker is a high-quality 4-pole automatic circuit breaker designed for protection of electrical circuits in industrial and residential environments. It features a 6A current rating with Type D tripping characteristics suitable for high inrush loads such as transformers, motors, and welding equipment. Rated for 400V AC and 72V DC, this breaker ensures reliable disconnection under fault conditions with a breaking capacity of 10 kA.
Engineered for DIN rail mounting, it enables fast and convenient installation and removal. The toggle switch actuator provides user-friendly manual operation. With a compact design measuring 90mm in height, 76mm in width, and 90mm in depth, it fits efficiently into electrical distribution enclosures while maintaining an IP20 ingress protection rating to safeguard against foreign solids.
The device complies with international safety and quality standards IEC/EN 60898-1, IEC/EN 60947-2, and UL1077, ensuring performance consistency and operational safety. Siemens SENTRON 5SY4 series breakers are known for their extended product life and reliable protective functions. Applications span industrial facilities, residential buildings, and functional construction sectors requiring dependable circuit interruption.
Tripping curve Type D, unique to this breaker, allows tripping at 10 to 14 times the rated current, making it ideal for circuits with high surge currents, including welders, transformers, and motors. This differentiates it from curve B and C types, which have lower trip thresholds for different applications.
Automatic cut-out with Type D tripping characteristics for high surge circuits. Supports rated voltages of 400V AC and 72V DC. Designed for DIN rail mounting facilitating quick installation. Toggle switch actuator for easy manual reset.
Compact size allowing space-efficient panel design. Conforms to IEC/EN and UL standards for safety and quality. IP20 protection rating against ingress of solid foreign bodies. Suitable for industrial, residential, and functional construction applications.
Manufactured in Germany ensuring premium reliability and longer service life. This Siemens Miniature Circuit Breaker is ideal for protection of electrical installations demanding high surge current tolerance and reliable interruption.
Explore additional Siemens electrical protection devices and circuit breakers in the Electronics & Electricals category on EnvMart for comprehensive solutions.
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Frequently Asked Questions
The current rating of this model is 6A.
It supports rated voltages of 400V AC and 72V DC.
This circuit breaker has a breaking capacity of 10 kA.
It features Type D tripping characteristics, which allow tripping at 10 to 14 times the rated current.
The IP rating is IP20, providing protection against solid foreign objects.
It is designed for DIN rail mounting, facilitating quick and easy installation.
The dimensions are 90mm in height, 76mm in width, and 90mm in depth.
It complies with IEC/EN 60898-1, IEC/EN 60947-2, and UL1077 standards.
It features a toggle switch reset actuator for user-friendly operation.
It is suitable for industrial, residential, and functional construction applications requiring reliable circuit interruption.
It is manufactured in Germany, ensuring premium quality and extended product life.
The terminal type is screw, which allows for secure connections.
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