Siemens 17 → 22 A SIRIUS 3RV Motor Protection Circuit Breaker, 690 V

Need to protect your motor from excess current? Put up your best defence with this Siemens Class 10 motor protection circuit breaker. When the current exceeds the maximum rating of 22A, this unit breaks the attached circuit to prevent damage to downstream equipment. This versatile component can be found in HVAC systems as well as various home and office appliances. An IP20 rating assures you the front panel is finger-safe for vertical touch, meaning you can access it safely for routine maintenance.

• Surge voltage resistance up to 6kV for additional electrical safety
• Wide operating temperature range between -20°C and +60°C, so it's suitable for use in challenging environments
• Can be mounted in any position to fit neatly into your system
• Calls for 2 to 2.5Nm tightening torque, so it's easy to install by hand

Yes, you can. This motor protection circuit breaker is designed for humidity levels between 10 and 95% RH.

This unit measures 97 (H) x 45 (W) x 97mm (D), so it saves space in crowded setups.