SPB-50 (SPBSR) Breaker
 Breaker Poles
3 Pole | 4 Pole
Mounting Connection Details (Systems Pow-R Breaker can be supplied in either the fixed or drawout mounting configurations)
Fixed Mounted, Front Connection | Fixed Mounted, Rear Connection
Drawout Through the Door | Drawout Behind the Door
Breaker Operation
Manual Operation | Electric Operation
Trip Unit
Digitrip RMS 510 |Digitrip RMS 610| Digitrip RMS 810
Digitrip RMS 910 | OPTIM 750 | OPTIM 1050
Trip Unit Functions—LI, LSI, LS, LSG & LSIG
Modifications and Accessories
Shunt Trip | Auxiliary switch (4A/4B) | Undervoltage release (instantaneous)
Spring release solenoid With anti-pump relay or Without anti-pump relay
Bell alarm (OTS) | Cover for close Pushbutton | Padlockable push-to-open
Kirk Key | Cable Interlock
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