TP-5660 11/98 Operation 9
Section 2. Operation
Hazardous voltage.
Can cause severe injury or death.
Disconnect all power sources before
opening enclosure.
(under 600 Volt)
WARNING
Hazardous voltage.
Will cause severe injury or death.
Disconnect all power sources before
opening enclosure.
(600 Volt and above)
DANGER
Have preventive maintenance performed on the
transferswitchat regularintervals afterinstallation. See
Section 4 for preventive maintenance.
Contact an authorized service center to inspect and
service the transfer switch when any wear, damage,
deterioration, or malfunction of the transfer switch or its
components is evident or suspected; DO NOT
ENERGIZE THE SWITCH.
2.1 Startup
Use this section when power sources have been
disconnected to the transfer switch for an extended
period after maintenance or service of the standby
system, NOT FOR INITIAL STARTUP.
For initial startup, follow the instructions in the
installation section of the operation and installation
manual for the logic controller and
Section 6—Installation in this manual.
Follow the following steps to power up the transfer
switch and prepare it for automatic operation.
Powerup Procedure
1. Move the generator set master switch to the OFF
position to prevent the generator set from starting.
2. Ensure that BOTH the normal and emergency
power sources are disconnected by opening
upstream circuit breakers or switches to the
transfer switch.
3. Open the enclosure and check that the wire
harnesses for the power switching device and the
controller are plugged together at the inline
disconnect plugP1. See thedrawingsin Section 5
to locate the disconnect plug on the contactor.
4. Follow the manual operation procedure to prepare
the transfer switch for automatic operation. See
Section 2.3.
5. Close and lock the transfer switch enclosure door.
6. Prepare the generator set that provides standby
power for operation. Check the oil level, coolant
level, fuel supply, batteries, and items specified by
the generator set installationor operationchecklist
or manual.
7. Movethe generatorset masterswitch tothe AUTO
position. The generator set should start.
8. When loads can be safely energized, reapply
power sources to the transfer switch by closing
circuit breakers or switches.
NOTE
Wheninitiallyapplyingpowertothetransferswitch,
the engine start contacts remain closed signalling
the generator to run until the ATS’s Time Delay
Engine Cooldown (TDEC), if equipped, ends.
9. Performan automatic operationtest. See thelogic
controller operation and installation manual.
Refer to the logic controller operation and installation
manual for other startup and setup procedures.
2.2 Automatic Operation
The logic controller installed in the unit provides
automatic operation. Refer to the logic controller
operation and installation manual for automatic
operation details and procedures. See List of Related
Materials in the Introduction section in this manual.
To Next Page
Loading...
Need help?
General
