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Power Automation and Protection Division
1.
COMMUNICATION EQUIPMENT INTERFACE
1.1.
REL 352/TCF-10B
REL 352
TB6-11
(FT1-11)
BP
TB6-12
(FT1-12)
BN
TB4-11
XMTR B+
TB4-12
KEY+
TB4-13
XMTR RTRN -
TB4-5
FAIL
ALARM
TB4-6
(NC CONTACT)
TB4-10
SHIELD
TB5-10
RETURN 1 -
TB5-8
MARK 1 +
TB5-7
SPACE 1 +
TB5-9
CHAN FAIL 1 +
NOTE 1:
ALL VOLTAGE SELECTION JUMPERS IN REL 352 AND TCF 10B TO BE SET TO 15/20 V POSITION
NOTE 2:
+20 V ZENER REGULATOR INCLUDED WITH TCF 10B
NOTE 3:
WIRES 2, 11, 12 IN SHIELDED CABLE, CONNECT SHIELD TO TB4-10 OF REL 352
NOTE 4:
WIRES 2, 8, 9, 10 IN SHIELDED CABLE, RUN WIRES 9 AND 10 IN SEPARATE PAIRS, CONNECT SHIELD
TO TB4-10 OF REL 352
REL 352 Version 1.00
APPLICATION NOTES
4
+BATT
6
+20 V
7
12
11
2
10
9
8
Figure 1. REL 352 / TCF-10B Interconnecting Diagram
TCF 10B
TB7-1
+DC IN
NOTE 2
3
5
NEG
TB7-2
-DC IN
TB4-5
+KEY
TB4-6
-KEY
COMMON
TB4-4
+PWR OFF
TB1-1
+20v
TB1-6
COMM-
TB1-2
MARK
TB1-4
SPACE
TB1-3
NOISE
I.L. 40-201.9
NOTE 3
A
NOTE 4
P
P
E
N
D
I
X
K
K-1
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