 he 3RV20x MSP's are UL approved as Self Protected Combination Motor Controllers which are also called Type E. In this application, all the required functions for a motor branch are provided in one device: disconnect, short circuit protection, motor control and overload protection. A type E terminal adaptor is required. The 3RV20x MSP's are also approved for use as follows:
- Manual Motor Controller: Motor starter, motor disconnect, control and overload protection
- Group Installation: Motor starter only, motor disconnect, control and overload protection
- Tap conductor Protection in Group Installation acc. NEC: Motor starter only; motor disconnect, control and overload protection
When the 3RV20x is used with one of the 3 above mentioned approvals, the 3RV20x can be installed downstream of one circuit breaker or fuse set.
For more detailed application information and rules how to apply, size and rate the 3RV20x in control panels in general, in group installations or in accordance to international IEC standards visit Siemens website: www.usa.siemens.com/controlpaneldesign
- Size S0
- ON/OFF rotary handle w/ lockout and visible trip indication
- Adjustment dial for setting to motor FLA
- Class 10 overload trip
- Short circuit trip at 13 x FLA
- Phase loss sensitivity
- Test trip function
- Auxiliaries and Accessories available
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