Siemens 17 → 22 A SIRIUS 3RV Motor Protection Circuit Breaker

Protect machinery from damage caused by electrical phase failure with this circuit breaker from Siemens. It's designed to safeguard motors and starters in industrial control applications and it also prevents problems resulting from faulty equipment or fire damage. For safety, it responds quickly and trips within 10 seconds of a fault occurring. This circuit breaker matches the demands of harsh environments, as it has a wide operating temperature range of -20°C to +60°C. A lockable operating mechanism means you can quickly open or close the device when carrying out repairs.

• Electrical endurance of 100,000 hours for reliable performance and low maintenance
• Screw connectors for uncomplicated mounting on a DIN rail
• IP20 (ingress protection) rated front panel is touch-proof and protected against objects larger than 12mm

Yes, this circuit breaker is suitable to install in an enclosure thanks to a space-saving size of 45 (length) x 96.9 (width) x 97mm (depth).

The insulation of this circuit breaker will protect it to a voltage level of 690V.