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Rear Terminal Block Connections
Apply only rated control voltage marked on the front panel of the unit to the positive terminal and the negative
terminal. Wire the ground stud on the rear of the case to the equipment ground bus with at least #10 gauge wire.
Figure 4-3 shows the rear terminal block layout and numbers.
Tables 11-1 and 11-2 lists the minimum required connections for a functioning system. Optional connections are
shown on the bottom of the table. Jumper #6 is used to set the TRIP Output Contact to Normally Open or Normally
Closed.
COM 1
COM 2
TYPE
PHASE
CATALOG NO.
GRD
SERIAL NO.
FREQ.
INST. BOOK
CONT.
Relay Design and Specifications
5 5
5 7
5 9
6 1
6 3
AUX.
PORTS
5 6
5 8
6 0
6 2
6 4
1
2
3
4
5
6
7
8
9
1 0
1 1
COM-
IN
IN
IN
IN
IN
IN
IN
VDC
MON
1
2
3
4
5
6
7
3 1
3 2
3 3
3 4
3 5
GND
VA
VB
VC
VN
SENSOR 10
Figure 4-3. Rear Terminal Block
ABB Transformer Protection Unit 2000R
COM 3
ISOLATED
1 2
1 3
1 4
1 5
1 6
1 7
1 8
1 9
IN
8
SELF-CHECK
OUT 6
ALARM
3 6
3 7
3 8
3 9
4 0
4 1
4 2
4 3
4 4
SENSOR 6
SENSOR 7
SENSOR 9
SENSOR 8
*
= OPTIONAL CONTACT CONFIGURATION
SELECTABLE N.O. OR N.C.
2 0
2 1
2 2
2 3
2 4
2 5
2 6
2 7
2 8
2 9
*
*
OUT 5
OUT 4
OUT 3
OUT 2
OUT 1
TRIP
4 5
4 6
4 7
4 8
4 9
5 0
5 1
5 2
5 3
SENSOR 2
SENSOR 1
SENSOR 3
SENSOR 5
SENSOR 4
3 0
*
5 4
4-7
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