12
CPSS Emergency MASTERYS EM
10 to 80 kVA - Ref.: IOMMASELXX03-GB 00
5. CONNECTIONS
NOTE!
Before carrying out any operations on the UPS read the Safety standards chapter carefully.
5.1. INPUT
CONNECTION
Set all the switches to position 0. Refer to chapter 'OVERVIEW'.
Switch off the UPS, remove the power, open the switches for any external battery cabinets, isolate the system and
wait for 5 minutes before working on the terminal board or any internal UPS parts.
The terminal board shown is the most complete version including all options. In basic models or versions with internal
batteries the terminal board has fewer terminals. Refer to the names of each terminal to identify it during connection.
REMOVAL
5.1-1
UPS 10 to 80 kVA
L13 L
2
3
L33 N3
POWER SHARE
OUTPUT
L1
2
L
22
L3
2
N
2
EXTERNAL BATTERY
+B
2
–B
2
–B1 +B1
AUX MAINS SUPPLY
L11 L
2
1
L31 N1
MAINS SUPPLY
L1 L
2
L3 N
8
cm
m
ax
CONNECTION
• Connect the ground lead to the terminal with the corresponding symbol.
• Connect the input cables to the terminals labelled 'MAINS SUPPLY' L1, L2, L3, N. (observing phase cycle direction).
• Go to step F if the UPS in use has been confi gured in bypass blocked mode. Connect the cables for the separate auxiliary power
supply (if present) to the terminals labelled 'AUX MAINS SUPPLY' L11, L21, L31, N1 (observing phase cycle direction).
If there is no separate mains for the bypass it is advisable to obtain one from the primary mains using either of the two methods set out below.
5.1-2
With distribution external to the UPS
Mains
Mains
AUX
Mains
For 60 to 80 kVA only
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Thiele KG
• V
orderer W
einberg 26 • D-71522 Backnang • T
el.: +49 (0)7191 3560-0
• Fax.: +49 (0)7191 3560-19
• www
.thiele-kg.de
Thiele KG
• V
orderer W
einberg 26 • D-71522 Backnang • T
el.: +49 (0)7191 3560-0
• Fax.: +49 (0)7191 3560-19
• www
.thiele-kg.de
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