74
Copyright © 2021 Eaton Corporation plc. All rights reserved.
UP
UPS 2
UPS 3
UPS4
Parallel CAN
Parallel CAN
Parallel CAN
Parallel Connector
Parallel Connector
Parallel Connector
Parallel Connector
BUILDING
ALARM
BUILDING
ALARM
BUILDING
ALARM
BUILDING
ALARM
PULLCHAIN
PULLCHAIN
PULLCHAIN
PULLCHAIN
COM
NO
NC
COM
NO
NC
COM
NO
NC
COM
NO
NC
COM
NO
NC
COM
COM
NO
NC
COM
M
O
B
1
M
O
B
2
M
O
B
3
M
O
B
4
BLOCK
3
2
4
25
9
8
10
26
15 14
16
27
21 20
22
28
1
6
5
7
1 2
11
13
18
17
19
24
23
PAIRS
S 1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
NO
NC
NO
NC
TIE CABINET
CUSTO MER
TERMINAL
CONNECTIONS
TWISTED
UPS paralleling wiring diagram – with parallel tie cabinet
Parallel CAN
Parallel CAN
Parallel CAN
Parallel Connector
Parallel Connector
Parallel Connector
Parallel Connector
UP
UPS 2
UPS 3
UPS4
S 1
PULLCHAIN
2
1
PULLCHAIN
2
1
PULLCHAIN
2
1
PULLCHAIN
2
1
UPS paralleling wiring diagram – without parallel tie cabinet
1A
1C
1B
1C
2A
2C
2B
2C
3B
3C
4B
4C
3A
3C
4A
4C
UPS 1
UPS 1
UPS 2
UPS 2
UPS 3
UPS 3
UPS 4
UPS 4
Outputs from
UPSs
Outputs from
UPSs
Bypass inputs
to UPSs
REC inputs
to UPSs
Battery
Battery
Battery
Battery
Battery
Battery
Battery
Battery
Parallel UPS system connections
Figure 4-20: Principle of Paralleled UPS Systems (300/600 kW)
Summary of Contents for 93PR Series
Page 1: ...60 1200 kW Installation and Operation Manual Eaton 93PR UPS ...
Page 2: ......
Page 142: ......
Page 143: ...614 40061 01 ...