Generac Power Systems G0071450, Руководство пользователя

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Operation
Owner’s Manual for 50 Hz Air-Cooled Generator Sets 23
Exercise
•
Will not exercise if generator set is already running
in either AUTO or MANUAL mode.
•
During exercise, controller will only transfer if
mains power fails during exercise for 10 seconds
(varies based on
Cold Smart Start ) and will switch
to AUTO.
Manual Transfer Operation
Manual actuation of the transfer switch is required if elec-
tronic operation should fail.
Transfer to Generator Set Power Source
Proceed as follows to transfer to generator set power:
1. Verify generator set is in OFF mode.
2. Set generator set MLCB (generator set disconnect)
to OFF (OPEN).
3. Turn off mains power supply to transfer switch
using means provided (such as a mains MLCB).
4. See Figure 3-8 . Manually actuate the transfer
switch to the STANDBY position. See transfer
switch operator’s manual for procedure.
Figure 3-8. Typical Manual Transfer Switch Operation
5. Press MANUAL button on control panel to crank
and start engine.
6. Allow engine to stabilize and warm up for a few
minutes.
7. Set generator set MLCB (generator set disconnect)
to ON (CLOSED). The loads are now powered by
the standby generator set.
Transfer to Mains Power Source
When mains power has been restored, shut down the
generator set and transfer to mains power source. Pro-
ceed as follows to manually transfer to mains power and
shut down generator set:
1. Set main circuit breaker in distribution panel to
OFF (OPEN) to remove all loads from generator
set.
2. To shut down generator set:
– Allow generator set to run for 5 minutes at no
load.
– After 5 minutes, use emergency stop button to
shutdown generator set.
– Wait 15 minutes to allow internal temperature to
stabilize.
NOTE: Failure to follow this procedure may expose the
user to hot surfaces. See Hot Surfaces in Section 1.
3. Open enclosure lid and reset emergency stop
alarm on the control panel.
4. Set generator set MLCB (generator set disconnect)
to OFF (OPEN).
5. Verify mains power supply to transfer switch is
turned off.
6. See Figure 3-8 . Manually actuate transfer switch
back to MAINS. See transfer switch owner’s man-
ual for procedure.
7. Turn on mains power supply to transfer switch
using means provided (such as a mains MLCB).
8. Set main circuit breaker in distribution panel to ON
(CLOSED).
9. Press AUTO button on the control panel.
10. Set generator set MLCB (generator set disconnect)
to ON (CLOSED).
11. Close and lock enclosure lid.
ISO000132
Do not manually transfer under load.
Disconnect transfer switch from all power
sources prior to manual transfer.
002565
A
ISO000533
The enclosure provides protection against
hot surfaces inside the generator set. Hot
surfaces may be present if the generator set
has been operating under a large load. Do
not open the generator set enclosure while
the generator set is running.