18-25Amp Siemens Sirius 3RV103 Frame Size S2 Motor Starter Protector

The 3RV103 MSP’s can be used as Type E self-protected manual combination starters per UL508 or as components in Group Installation per NEC 430-53(C) to turn motors on and off. Each device has built-in heater elements that provide overload protection and magnetic trip elements to protect the motor. When the 3RV is used as a component in Group Installation, multiple MSP’s can be installed below one circuit breaker to protect its own motor. A contactor can be mounted to the MSP to provide a remotely operated starter.

• ON/OFF rotary handle with lockout and visible trip indication.
• Adjustment dial for setting to motor FLA.
• Class 10 overload trip characteristics.
• Short circuit trip at 12 times the maximum setting of the FLA adjustment dial.
• Short circuit current rating:
• Ambient compensated up to 140°F (applies to side by side mounting).
• Phase loss sensitivity.
• Test trip function.