TS 910 TRANSFER SWITCH
PM140 REV 0 12/02/09 10 Thomson Technology
This equipment must be installed and serviced only by qualified electrical
personnel utilizing safe work practices and appropriate Personal Protective
Equipment (PPE). Failure to do so may cause personal injury or death
5.2.3. RETURN FROM SERVICE DISCONNECT MODE
To return the system back to automatic operation following a Service Disconnect
mode, follow procedure shown below:
5.2.3.1. CLOSE ATS ENCLOSURE DOOR: Prior to Load re-
energization, ensure the transfer switch enclosure door/front cover is
adequately closed with all provided fasteners.
5.2.3.2. CLOSE UITLITY SERVICE DISCONNECT BREAKER: To re-
energize the load, remove the padlock(s) from the Utility Service
Disconnect Circuit Breaker and or ATS door, and move the circuit
breaker to the CLOSED position. The Load will be re-energized and
the transfer switch will remain in the utility supply position.
5.2.3.3. CLOSE GENERATOR CIRCUIT BREAKER: At the generator
set, re-close the main generator output power circuit breaker.
5.2.3.4. RE-ENABLE AUTOMATIC GEN STARTING CONTROL: At the
generator set, turn its automatic starting control back to the
AUTOMATIC position to return the system back to fully automatic
operation.
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