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Siemens Residual Current Circuit Breaker with Overload Protection 100A, 4-Pole, 30 mA Trip Sensitivity, 400V 5SU1374-8DK81
Specifications
| Country of Origin | Germany |
|---|---|
| Range | SENTRON |
| Brand | Siemens |
| Height | 90mm |
| Model | 5SU1374-8DK81 |
| Depth | 77mm |
| Width | 198mm |
| Mount Type | DIN Rail |
| Current Rating | 100A |
| Series | 5SU1 |
| Terminal type | Screw |
| Breaking Capacity | 10kA |
| Number of Poles | 4 |
| Standards/Approvals | EAC, CE |
| Rated AC Voltage | 400V ac |
| Tripping Characteristics | Type D |
| Better World Claim | Extended Product Life |
| Reset Actuator Type | Lever |
| Trip Sensitivity | 30mA |
Key Features
- Enables protection against residual currents and overload faults ensuring system safety.
- Equipped with Type D tripping characteristics suited for highly inductive loads.
- Designed for DIN rail mounting facilitating easy installation in electrical panels.
- Rated for 400V AC operation and supports 10kA breaking capacity for high fault interruption.
- Screw-type terminals provide secure and reliable electrical connections.
- Includes lever reset actuator for manual resetting after fault conditions.
- Halogen and silicon free construction promotes environmental safety and reduces toxic emissions.
- Protection class IP20 and residual current type B+ for enhanced operational reliability.
Product Description
Siemens 5SU1374-8DK81 Residual Current Circuit Breaker with Overload Protection is engineered for reliable electrical fault detection with a current rating of 100A and 4 poles. It features a trip sensitivity of 30 mA to promptly detect leakage currents and provide safety against electrical faults. Designed to operate at a rated AC voltage of 400V, this circuit breaker is capable of interrupting fault currents up to 10kA, making it suitable for demanding industrial and commercial power distribution systems.
The device is equipped with Type D tripping characteristics, ideal for equipment with high inrush currents such as motors and transformers. Its DIN rail mount type allows for straightforward installation and integration within control panels. The 198 mm width and compact 90 mm height and 77 mm depth dimensions facilitate efficient space usage.
The breaker uses screw terminals ensuring secure and durable conductor connections and includes a lever actuator for easy manual reset after trip events. Its construction is halogen-free and silicon-free, aligned with Siemens' Better World claims emphasizing extended product life and environmental responsibility.
With a protection class of IP20 and residual current type B+, this breaker ensures enhanced protection and electrical safety in various installations. Certified with EAC and CE standards and manufactured to high-quality standards in Germany, this product is a dependable choice for electrical engineers, contractors, and facility managers.
Applications include protecting electrical distribution boards in industrial plants, commercial buildings, residential installations, and automation systems where precise residual current monitoring and overload protection are mandatory.
Set includes one Siemens 5SU1374-8DK81 Residual Current Circuit Breaker with reliability backed by Siemens' engineering expertise, providing enhanced safety and durability for critical electrical systems.
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Frequently Asked Questions
This model has a current rating of 100A, making it suitable for various electrical applications.
The trip sensitivity of this circuit breaker is 30 mA, allowing for prompt detection of leakage currents.
It has a breaking capacity of 10kA, which is suitable for interrupting high fault currents in electrical systems.
The dimensions are 198 mm in width, 90 mm in height, and 77 mm in depth, facilitating efficient space usage in installations.
This model is designed for DIN rail mounting, allowing for easy installation in electrical panels.
It operates at a rated AC voltage of 400V, making it suitable for various commercial and industrial applications.
It features Type D tripping characteristics, which are ideal for highly inductive loads like motors and transformers.
The circuit breaker uses screw-type terminals, ensuring secure and reliable electrical connections.
It has a protection class of IP20, which provides a level of protection against solid objects and moisture.
This circuit breaker is certified with EAC and CE standards, ensuring compliance with safety regulations.
This model is manufactured in Germany, adhering to high-quality production standards.
It is suitable for protecting electrical distribution boards in industrial plants, commercial buildings, and residential installations.
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