Installation guide

UPS 40-160 kVA, 400 V 50/60 Hz output
User’s and Installation Guide
1023294
Revision C
24
Note!
Install the control wiring in separate conduit from the power wiring. The installation
cable should have double insulation and rated at Uo/U = 300/500 volts, 1.5 mm
2
mini-
mum (e.g. MMJ type or equivalent).
Terminal TB1 Name Description
1 CB1 Aux switch NC
Aux. battery breaker dry contacts. Not used.
2 CB1 Aux switch COM
3 CB1 Aux switch NO
4
CB1 Aux switch NO
Contacts used to indicate whether UPS battery breaker or disconnect is open or
closed.
5
6 Battery URV +
Internal connection to UVR coil.
7 Battery URV -
8 CB1 Aux switch NC Aux. battery breaker dry contact. Not used.
9 CB1 Aux switch COM Contacts used to indicate whether UPS battery breaker or disconnect is open or closed.
10 Jumper Single or multi-cabinet selector
11 Battery URV -
Contacts used to open battery breaker or disconnect.
12 Battery URV +
(Aux. contacts are rated as follows: 240VAC @ 15A / 125VDC @ 0.3A / 250VDC @ 0.15A)
Table 3. TB1interfaceconnectionsinthebatterycabinet.
Figure 17.TB1interfacewiringinstallation.
2. Locate the battery wiring harness under the bottom tray in the first battery cabinet. Route
this harness into the cabinet to the immediate left and connect to the (+) lead to the (+)
battery terminal and the (-) lead to the (-) battery terminal.
3. Repeat Steps 1 and 2 for each battery cabinet, and then proceed to Step 4.
4. Locate the UPS-to-battery cabinet breaker sensing cable inside the first battery cabinet.
Mate the connector on this cable with the matching connector in the cabinet. Route the
other end of this cable into the UPS cabinet and connect to terminal strip TB2.
5. An UPS-to-battery wiring harness is supplied inside the first battery cabinet. Connect and route
cables from positive (+) and negative (-) terminals in the bottom of the first battery cabinet into
the UPS cabinet and connect the (+) lead to terminal E4 (+) and the (-) to terminal E5 (-).