Maintenance bypass switches from Kraus & Naimer are designed to isolate UPS systems without interrupting the power source to allow safe servicing by maintenance personnel.
UPS maintenance bypass switches are an accepted industrial standard wherever emergency power equipment is installed and maintained.
Maintenance bypass switches are available in a wide range of models in addition to a broad selection of designer specified options.
UPS maintenance bypass switches are available as Switch only, Enclosed or Enclosed wired to terminals.
Options for maintenance bypass switches:
- Key interlock (V760) with auxiliaries for signal confirmation on locking/unlocking or to shut down the inverter of a UPS prior to switching to the bypass position
- Push button interlock with auxiliaries (V400) wherein switching is only possible if push button is depressed, simultaneously closing or opening auxiliaries for signal confirmation to the UPS
- Solenoid interlock device (V140) that prevents the operation of the switch except under predetermined electrical conditions
- Automatic changeover switches