OnLine Power
4-3
4.2 OPERATION
4.2.1 Turning On the Protector 3
1)
Apply input power.
2)
With input power available, turn on the main input circuit breaker.
3)
Wait untill you hear the input contactor closing and fan running.
4)
Close the battery circuit breaker, only after the LCD display is lit and displays screens per
Appendix D.
5)
Verify that all parameters on the LCD display panel are correct. See Appendix D for display
details.
6)
Close the output circuit breaker.
7)
Turn On the auxilery output circuit breakers.
4.2.2 Turning Off the Protector 3
Turn off the Output Breaker(s), Battery Breaker, and Input Breaker.
4.3
FIELD REPLACEABLE UNITS (FRUS)
Refer to Table 4-1 for ordering the replacement parts from the factory. Supply the information from the
unit’s nameplate, including the serial number, model number, kVA, P.F., input/output battery voltages, and
date of manufacture, when ordering parts from factory. Call Toll Free (800) PWR-SRVC in North America.
Replacement parts must be replaced by qualified factory trained service personnel only.
Circuit boards and IGBTs contain ESDS (E
lectro
S
tatic
D
ischarge
S
usecptable
) components. Handle and package
ESDS devices in accordance with JEDEC standard JESD625-
A. Use a grounded ESD wrist strap when handling the devices
and circuit boards. Always package components and circuit
boards in static-dissipative plastic bags before transporting
even if a device has failed. Failure to do so could result in
further damage, complicating repair and failure analysis.
4.3.1 Control Board
The Control Board is located on the inside right door at the top and mounted at 4 corners with screws and
washers. Verify that all connectors are matches with their designations and pins #1, 2, etc. Unplug P1
through P15. Install the new board. Reconnect all plugs and connections maintaining them with their
original orientations.
4.3.2 All Other Parts
Verify that the cables are marked before disconnecting. Replace the defective part with the new part.
Reconnect wiring the same way as it was disconnected.
Summary of Contents for Protector 3
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