Connection Of The Battery "Temperature Monitor - MGE UPS Systems Galaxy PW 30 kVA Installation Manual

Installation (cont.)
(qualified personnel only)

Connection of the battery "Temperature Monitor"

Connections
This unit must be connected to the XR2
connector on the remote indications
"Media Contacts 11" board of the UPS
cubicles. See the location of the "Media
Contacts 11" board, marked "O" in
figures 12 to 14 in the Appendix.
use a shielded cable made up of 2
twisted telephone pairs with a
conductor cross-section of at least
0.1 mm 2 , not longer than 100 m in
length;
do not forget to connect the cable
shield to ground pin 12 on connector
XR2;
in the case of a parallel UPS
configuration, the connections between
cubicles may be made by means of a
shielded cable made up of 1 or 2
twisted telephone pairs. In this case,
the total length of all the connecting
cables must not exceed 100 m;
a "Temperature Monitor" unit can be
connected to several UPS cubicles only
when the batteries of these cubicles are
located in the same room at the same
ambient temperature.
26 -
E-51028231XU/BH
Connection of the battery "Temperature Monitor" (single-UPS unit)
battery "Temperature
Monitor"
BC+
XR2
XR1
–12
(unit shown open)
Fig. 31
Connection of the battery "Temperature Monitor"
(n parallel UPS units with batteries in same room)
battery "Temperature
Monitor"
BC+ BC–
XR2
XR1
–12 +12
(unit shown open)
shielded cable
(1 or 2 twisted
telephone
pairs)
Fig. 32
shielded cable
(2 twisted
telephone
BC– pairs)
+12
shielded cable
XR2 connector on "Media
(2 twisted
Contacts 11" board in
telephone
Galaxy PW unit 1:
pairs)
XR2 connector on "Media
Contacts 11" board in
Galaxy PW unit 2:
XR2 connector on
"Media Contacts 11" board in
Galaxy PW unit n:
XR2 connector on
"Media Contacts 11"
board:
earth
12
11
10
9
8
7
–
6 12V
power supply
+
12V
5
4 +
BC temperature
– signal
3 BC
2
1
12 earth
11
10
9 NC
8
7
6
–12V
power supply
5 +12V
4
BC +
temperature
BC – signal
3
2
1
12 earth
11
10
9 NC
8
7
6
5
4 BC +
temperature
signal
3 BC –
earth
12
11
10
9
8
7
6
5
+
4 BC
temperature
– signal
BC
3
2
1