Siemens 5SL4403-6CC(B3 4P 10KA) miniature circuit breaker
Product parameters
| Product attributes | Attribute value | Filter product attributes |
|---|---|---|
| Brand: | Siemens | |
| Series: | 5SL | |
| Rated Current: | 3A | |
| Trip Characteristics: | B | |
| Poles: | 4P | |
| Rated Voltage: | 400VAC | |
| Breaking Capacity: | 10KA |
Series Overview
OEM-Dedicated SENTRON 5SL Series Miniature Circuit Breakers
- Siemens is committed to meeting customer needs and proudly introduces the new generation of SENTRON 5SL series terminal distribution products specifically for OEM customers. German quality and value excellence ensure Siemens products always safeguard your operations. The new generation SENTRON 5SL series includes a complete range of products and accessories: miniature circuit breakers (MCBs), residual current protection devices (RCCBs/RCBOs), arc fault detection devices (AFDDs), isolating switches, fault signal contacts, overvoltage protectors, undervoltage protectors, combined overvoltage/undervoltage protectors, shunt releases, and more.
OEM-Dedicated SENTRON 5SL Series Miniature Circuit Breakers - 5 Core Advantages
- Safety & Stability: As a key component providing electrical protection for the entire equipment, the quality of its protective performance significantly impacts the equipment's normal operation. The proven track record of 5SL, successfully applied by global OEMs for many years, demonstrates its stability and reliability.
- Long-lasting Durability: Unlike ordinary consumer goods, customers purchasing mechanical equipment often demand products that are long-lasting and durable. Any significant replacement or repair can cause economic losses in production. 5SL far exceeds standard requirements in both mechanical and electrical lifespan, ensuring long-term, trouble-free operation.
- Special Environments: As equipment is sold to various regions and countries, used in diverse environments, factors like high altitude, high temperature and humidity, extreme cold, and continuous vibration can pose significant challenges to core protective devices. Before market launch, 5SL products undergo rigorous testing, verifying their wider operating temperature range and adaptability in challenging conditions like vibration.
- Easy Installation: Product installation is often constrained by the internal space of equipment. Traditional installation methods requiring extra tools hinder efficiency and waste time. The unique and convenient installation method of 5SL enables efficient installation and removal even in confined spaces.
- Wide Application: OEM equipment covers a broad spectrum, including elevators, air conditioning units, machine tools, etc. To maximize satisfaction for this market, the technical parameter range of the 5SL miniature circuit breaker itself is extensive. For example, it includes both 1P+N and 3P+N pole configurations, with current ratings spanning from 0.3A to 63A.
SENTRON 5SL Series Miniature Circuit Breakers - 4 Key Product Features
- Handle Indication: The operating handle features red/green status indicator printing. The selected colors comply with standard requirements, facilitating clear and intuitive visibility during equipment operation.
- Operating Handle: A new handle design concept incorporating ergonomics ensures more comfortable and convenient operation of the product within tight spaces.
- Dust-proof & Finger-safe Design: To prevent personal safety hazards arising from accidental contact with conductive parts or terminals during use within equipment enclosures, 5SL retains its dust-proof and finger-safe design.
- Sliding Latch: The sliding latch design used in Siemens' new generation of miniature circuit breakers is dedicated to enhancing user efficiency during installation and removal, thereby increasing customer productivity.

Rachel
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