Siemens 5.5 → 8 A SIRIUS Motor Protection Circuit Breaker

Maximum rated current 100A (45kW @ 400V a.c.)
Rated operational voltage: 690V
Short-circuit proof to 50kA @ 400V a.c.
Maximum switching frequency; 15 operations/hour
Mechanical life; 10⁵ operations
Ambient temperature range; –20 to +60 ° C
Long term stability
Manual reset
Lockable in off position

UL, CSA

IEC947, VDE0990, EN60947

Need a device to ensure smooth performance in your motor operations? Pick up this motor protection circuit breaker from Siemens to keep your equipment running without a hitch. It switches up to 15 times an hour to handle demanding applications that need constant attention. For an extra safety boost, the unit can be locked when it's turned off to prevent accidental actuation. Compact dimensions of 90 (L) x 45 (W) x 81mm (D) mean it's an ideal choice if space is at a premium in your setup. As the breaker comes with an IP20 rating, you can be sure it's touch-proof and resistant to wires and tools bigger than 12mm.

• Mechanical lifespan of 100,000 operating cycles for reliable long-term performance
• Wide operating temperature range of -20°C to +60°C
• Current rating between 5.5 and 8A suits low-power applications
• Can handle up to 95% humidity for use in damp conditions
• 6kV surge protection stops hazardous overvoltages from damaging your circuitry

This product features standardised and widely-used M3 threads for easy compatibility, making installation a breeze.