Eaton 93PM UPS 480V Three-Wire – 100 kW Frame Installation and Operation Manual 164000227—Rev 07
63
Figure 31. External Parallel CAN Wiring
Shielded Twisted Pair
with Drain line
Shielded Twisted Pair
with Drain line
Shielded Twisted Pair
with Drain line
External
Parallel
TB
External
Parallel
TB
External
Parallel
TB
External
Parallel
TB
Parallel
CAN Out
Parallel
CAN Out
Parallel
CAN Out
Termination
121 Ohm
Resistor
Termination
121 Ohm
Resistor
Parallel
CAN In
Parallel
CAN In
Parallel
CAN In
UPS 1
UPS 2
UPS 3
(If Installed)
UPS 4
(If Installed)
1
2
3
4
5
6
7
8
9
10
1
2
3
4
5
6
7
8
9
10
1
2
3
4
5
6
7
8
9
10
1
2
3
4
5
6
7
8
9
10
NOTE
External parallel CAN connections between UPS cabinets require shielded twisted pair
wire with drain wire.
NOTE
Terminations are 121 ohm 1% resistors installed in the terminal block in the first and last
UPS.
Figure 32. External Parallel Terminal Block
UPS
External
Parallel TB
Ground_S
Pull Chain
CAN L In
CAN H In
CAN L Out
CAN H Out
Earth
Ground (ISP)
Earth
Ground (ISP)
10
1
Summary of Contents for 93PM Series
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