UPS SYSTEM INSTALLATION
Eaton 9395 Plus 1 UPS (225–275 kVA) Installation and Operation Manual
S
164201710 Rev 2
www.eaton.com\powerquality
4-17
DC Input from B (E4)
– (E5)
DC Input from Battery
DC Input from B (E4)
(UPM 1)
(UPM 2)
(UPM 1)
– (E5)
DC Input from Battery
(UPM 2)
Figure 4‐12. UPS Power Terminal Detail BB – Separate Battery
4.6
Installing Interface Connections
W
A
R
N
I
N
G
Hazardous voltages are present near the user interface terminal area if the UPS is not totally disconnected.
Use the procedures in the following paragraphs to connect the TB1, TB1 Battery, TB2,
and TB3 interface connections.
4.6.1
TB1, TB2, and TB3 Connections (Other than TB1 Battery Interface
Connections)
NOTE
When installing interface wiring for TB1, TB2, and TB3 connections, conduit must be installed
between each device and the UPS cabinet.
NOTE
Interface wiring must be installed from the top of the UPS cabinet.
To install wiring to connections:
1.
Verify the UPS system is turned off and all power sources are removed. See
Chapter 7, “UPS Operating Instructions,” for shutdown instructions.
2.
Unfasten the front door latch and swing the door open (see Figure 4‐2 on
page 4-4).