Eaton 93PM Integrated Accessory Cabinet-Distribution (50–200 kW) Installation and Operation Manual P-164000229—Rev 09
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This section describes how to operate the Integrated Accessory Cabinet-Distribution (IAC-D).
NOTE 1
Before using the IAC-D, ensure all installation tasks are complete and a preliminary
startup has been performed by authorized service personnel. The preliminary startup
verifies all electrical interconnections to ensure the installation was successful and the
system operates properly.
NOTE 2
Read this section of the manual and have thorough knowledge of IAC-D operation
before attempting to operate any of the controls.
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identify and show the location of the breakers on the IAC-D.
The IAC-Ds can contain the following breakers:
•
UPS Output Breaker (480V/208V IAC-D)
– Controls the 480V output from the UPS to the IAC-D
•
UPS Input Breaker (208V/208V IAC-D)
– Controls the 480V input to the UPS from the IAC-D
•
Distribution Panel Input Breaker
– Controls input to the distribution panel
•
Distribution Panel
– Provides up to 42 branch circuits per panel to distribute the output power to the
loads
•
Subfeed Breakers
– Up to five optional subfeed breakers for high current loads
•
Output Breaker
– Provides a single output breaker when no distribution is required
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To operate the IAC-D:
1.
Open the front door by lifting the latch from the bottom and turning to the right (counterclockwise) and
swing the door open.
2.
Verify that the IAC-D circuit breakers are set as follows:
UPS Output Breaker (only installed on 480V/208V IAC-D)
OPEN
UPS Input Breaker (only installed on 208V/208V IAC-D)
OPEN
Distribution Panel Input Breaker
OPEN
Distribution Panel Branch Breakers
OPEN
Subfeed Breakers (if installed)
OPEN
Output Breaker (if installed)
OPEN
3.
If operating a 208V/208V IAC-D, close the UPS Input Breaker.
4.
Start the UPS. Refer to the applicable Eaton 93PM UPS Installation and Operation manual listed in
paragraph
for UPS operating procedures.
5.
If operating a 480V/208V IAC-D, close the UPS Output Breaker
6.
Close the distribution panel input breaker.
7.
Close the distribution panel branch breakers
Summary of Contents for 93PM IAC-D
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