Siemens SENTRON 5SY8 MCB, 4P, 20A Curve D, 400V AC, 72V DC, 30 kA Breaking Capacity

The Siemens Miniature Circuit Breaker offers unparalleled protection with its magnetic tripping operation, adeptly designed for 4-pole configurations. Ideal for applications requiring reliable management of electrical power at voltages up to 400 V, this device is engineered for both infrastructure and industrial environments. Built to endure with a mechanical lifespan of approximately 10,000 cycles, it meets stringent overvoltage and pollution categories. The breaker is also halogen-free and silicon-free, ensuring safe operation in sensitive environments. Its compact dimensions and versatile mounting options provide flexibility in installation, making it a favourable choice for engineers and electricians seeking reliability and performance in circuit protection.

Excellent touch protection to enhance user safety
Robust design ensuring long-lasting durability
Environmentally friendly materials utilised in construction
Ability to accommodate supplementary devices for enhanced functionality
Versatile installation options cater to different mounting positions
Wide range of compatible conductor cross-sections for flexible wiring
Resistance against vibrations suitable for demanding environments
User-friendly torque specifications simplify installation
Efficient power dissipation for reduced overheating risks
Product extension options available for customised setups