Siemens 1.4 → 2 A SIRIUS 3RV 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

Boost the safety of your induction motor with this motor protection circuit breaker from Siemens. To prevent the risk of damage and injuries, the unit cuts power to your equipment if electrical faults occur. As it trips in 10 seconds or less, it gives you a lightning-fast response. A wide operating voltage range between 20 and 690V AC means this is a versatile piece of kit. Its compact dimensions of 90 (H) x 45 (W) x 75mm (D) make it a sure fit for tight spaces. Use this MPCB with emergency stop switches, generators and transformers.

• Broad operating temperature range between -20°C and +60°C for use in demanding conditions
• Built-in protection against short circuits for increased electrical safety
• Screw terminals secure conductors firmly in place to prevent accidental disconnection

This device is designed for screw and snap-on mounting on a DIN rail, so it's installed in a flash. You can mount it in any position to suit your setup.