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Siemens SENTRON Miniature Circuit Breaker, 1-Pole, 40A, Type C, 230V AC, 60V DC, 10 kA Breaking Capacity 5SY4540-7
Specifications
| Country of Origin | Germany |
|---|---|
| Range | SENTRON |
| Brand | Siemens |
| Height | 90mm |
| Model | 5SY4540-7 |
| Depth | 90mm |
| IP Rating | IP20 |
| Width | 76mm |
| Mount Type | DIN Rail |
| Current Rating | 40A |
| Series | 5SY4 |
| Terminal type | Screw |
| Breaking Capacity | 10kA |
| Number of Poles | 1 |
| Standards/Approvals | IEC/EN 60898-1, IEC/EN 60947-2/UL1077 |
| Rated AC Voltage | 230V ac |
| Rated DC Voltage | 60V dc |
| Tripping Characteristics | Type C |
| 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
- Equipped with toggle switch for easy manual reset.
- Designed for DIN rail mounting for quick installation.
- Supports AC voltage rating of 230V and DC voltage rating of 60V.
- Features Type C tripping characteristic for general application protection.
- Compact dimensions with 76mm width, 90mm height, and 90mm depth.
- High breaking capacity of 10 kA ensures safety during fault conditions.
- IP20 rating provides protection against solid objects above 12 mm.
- Meets IEC/EN 60898-1 and IEC/EN 60947-2 standards for quality and safety.
Product Description
Siemens 5SY4540-7 Miniature Circuit Breaker is a high-quality electrical protection device designed for safe operation in industrial, residential, and commercial installations. This 1-pole miniature circuit breaker supports a current rating of 40A, making it suitable for varied electrical circuit requirements. It features a Type C tripping characteristic, which provides reliable protection against short circuits and overloads by tripping at 5 to 10 times the rated current.
The breaker is engineered with a compact form factor measuring 76mm wide, 90mm in height, and 90mm deep, allowing efficient DIN rail mounting and easy integration within electrical panels. It carries an IP20 rating, safeguarding internal components from solid ingress larger than 12 mm, and is equipped with screw terminals for secure wiring connections.
Rated for 230V AC and 60V DC operation, the breaker provides a high breaking capacity of 10 kA, ensuring dependable fault current interruption to prevent electrical hazards. The toggle switch actuator allows quick manual resetting post fault clearance. Siemens 5SY4 series breakers are known for their reliability, extended product life, and compliance with IEC/EN 60898-1 and IEC/EN 60947-2 safety standards.
This Miniature Circuit Breaker can be combined seamlessly with accessory components like control current switches, fault signal contacts, and under voltage releases to enhance functionality and safety in complex electrical systems. Ideal for functional and residential construction, industrial use, and infrastructure projects requiring robust circuit protection.
Features include:. Automatic cut-out functionality for rapid fault response. DIN rail assembly for fast and convenient installation. Supports industry and residential electrical installation standards. Toggle switch actuator type for ease of reset.
Extended product life enhancing sustainability under Siemens Better World initiative.
Choose Siemens SENTRON 5SY4 5SY4540-7 for your electrical circuit protection needs to ensure safety, compliance, and durability in all operating environments. Browse more Siemens circuit protection products and related accessories on EnvMart for comprehensive electrical solutions.
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Frequently Asked Questions
This model has a current rating of 40A, making it suitable for various electrical circuit requirements.
It has compact dimensions of 76mm in width, 90mm in height, and 90mm in depth, allowing for efficient installation.
The breaking capacity is rated at 10 kA, ensuring reliable interruption of fault currents to prevent electrical hazards.
It features Type C tripping characteristics, which trip at 5 to 10 times the rated current, providing protection against short circuits and overloads.
This unit supports a rated AC voltage of 230V and a rated DC voltage of 60V, making it versatile for different applications.
It is designed for DIN rail mounting, allowing for quick and convenient installation within electrical panels.
The IP20 rating provides protection against solid objects larger than 12 mm, ensuring safety for internal components.
It meets IEC/EN 60898-1 and IEC/EN 60947-2 standards, ensuring quality and safety in its operation.
It is equipped with a toggle switch actuator, which allows for easy manual resetting after a fault condition is cleared.
This model utilizes screw terminals for secure wiring connections, ensuring reliable electrical contact.
It is designed for use in industrial, residential, and commercial installations, providing robust circuit protection across various environments.
The Siemens 5SY4540-7 is manufactured in Germany, reflecting the quality standards associated with the brand.
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