Siemens 4 A SIRIUS Motor Protection Circuit Breaker, 20 → 690 V

The Siemens circuit breaker is expertly designed for system protection and delivers reliable performance in various industrial applications. With a robust design suited for demanding environments, it ensures safety and efficiency without phase failure detection. Its thermal overload release feature allows precise adjustments to meet varying operational demands. Combining state-of-the-art technology with enhanced service life, this circuit breaker is ideal for protecting your electrical systems from overloads and short circuits. With a compact size and versatile mounting options, it is both user-friendly and adaptable to a variety of installations. The product's mechanical and electrical endurance of 100, 000 cycles further guarantees longevity and reliability, making it a valuable asset for efficient system protection.

Designed for optimum short-circuit protection
Enables flexible installation options for various setups
Provides finger-safe touch protection on the front
Suitable for use in high humidity environments
Meets rigorous safety standards for reliable operation