Eaton Powerware 225 kVA Three-Phase Power Distribution Unit, Installation And Operation Manual

Page: 32 / 142

INSTALLING THE PDU
EATON Powerware
®
225 kVA PDU Installation and Operation Manual
S
164201629 Rev D www.powerware.com
3−6
16. If wiring interface connections, proceed to paragraph 3.4; otherwise, proceed to
Step 17.
17. Close the inside distribution panel doors and secure with screws.
18. Close the outside doors and secure the latch.
3.4 Installing TB1 and TB2 Interface Connections
NOTE
When installing control wiring (such as building alarms or alarm contacts) to the PDU interface
terminals, conduit must be installed between the device and the PDU. Install the control wiring in separate
conduit from the power wiring.
C A U T I O N
Alarm relay contacts should not be operated in excess of 30 Vac @ 5A maximum.
1. Verify that the PDU is turned off and all power sources are removed. See
Chapter 6, PDU Operating Instructions" for shutdown instructions.
2. If not already open, unfasten the front door latch and swing the doors open.
3. Loosen the screws securing the inside distribution panel doors and swing the
doors open.
4. To review the wiring and termination requirements, see paragraph A.6 on
page A−50 and paragraph A.7 on page A−55.
5. Route the PDU interface wiring through either the top or bottom of the cabinet to
the PDU interface terminals. See Figure A-37 on page A−52 for wiring access and
terminal locations. See paragraph A.4 on page A−39 for conduit landing plate
locations.
Top Access Wiring. Remove the top conduit plate from the top of the PDU.
Identify all conduit requirements and mark their location. Drill and punch all
conduit holes in the top conduit plate prior to mounting on the PDU. Install the
conduit plate and install all conduit runs into the plate. Pull the wiring through the
conduit into the wiring area.
Bottom Access Wiring. Remove the bottom conduit plate from the inside bottom
of the PDU. Identify all conduit requirements and mark their location. Drill and
punch all conduit holes in the bottom conduit plate prior to mounting on the PDU.
Install the conduit plate and install all conduit runs into the plate. Pull the wiring
through the conduit into the wiring area.
6. Route and connect the wiring.
7. Close the inside distribution panel doors and secure with screws.
8. Close the outside doors and secure the latch.