Operating; Electrical Operation 21−22 - ABB OTM C Series Installation And Operating Instruction

M OTO R I Z E D C H A N G E - O V E R A N D T R A N S F E R S W I TC H E S , OT M _ C
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8. Operating

Never open any covers on the product. There may be dangerous external control volt-
ages inside the motorized change-over switch even if the voltage is turned off.
Hazardous
warning
Never handle control cables when the voltage of the motorized change-over switch or
external control circuits are connected.
Exercise sufficient caution when handling the unit.
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8.1 Electrical operation
The motorized change-over switches are available for remote control.
To operate the motorized change-over switch electrically:
1. Release the handle from the switch panel by pressing down the locking latch under the switch
panel and pulling the handle off, see Figure 8.1.
Figure 8.1 Releasing the handle
Electrical operation is disabled if the handle is attached to the switch panel.
Information
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