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Installation Instructions for KD, HKD, KDC, CKD
CHKD, Circuit Breakers with Digitrip OPTIM
Trip Unit and Powernet and/or Zone Interlock
Pos.
Terminal
Wire Color
Zone OUT
1
GF AL
White/Brown
2
Zone OUT
White/Black
3
Zone IN
White/Red
4
COM
(imp)
5
NEG
Black*
6
+24 Vdc
Orange*
7
NS
White
9
8
NS*
Gray
I
I
9
ØC
Blue
10
ØB
Yellow
11
ØA
Red
12
INCOM
Violet
13
INCOM
Violet
14
Shield
N/A
16
Bell N.C.
15
Bell N.O.
Blue
17
Corn
16
Bell N.C.
Red
17
Com
Black
19
Aux N.C.
18
Aux N.O.
Red
19
Aux N.C.
Spare
Blue
20
Spare
Spare
21
Spare
Spare
22
Spare
Alarm
The combination Bell Alarm / Auxiliary Switch is only
available on the OPTIM 1050 units.
1. It is crucial to connect the +24 VDC power supply to the correct terminal. Improper connection can destroy the
electronic protection functions of the circuit breaker. The trip unit imposes a load of 45 ma.
2. The OPTIM 550 Ground Fault Trip and Ground Fault Alarm units have "NS and NS*" wires. The Non-Ground Fault
Customer wiring connections are made on the removable male plug of the terminal block.
3.
4. If the customer requires the interlock feature in their system then the removal of the jumper between
positions 2
Figure 2-5 OPTIM Wiring Terminations
Description
Short
GF Alarm
Short Delay/Ground
Output
Short Delay/Ground
Input
Common
24 V Neg*
24 Vdc* Power Supply*
Neutral Sensor
Non-Polarity
I D
Neutral Sensor
Yellow
Polarity
I
Red
ØC
ØB
ØA
INCOM
INCOM
Shield
Red
Bell Alarm N.C.
Bell Alarm N.O.
Black
Common
Bell Alarm N.C.
Switch N.O.
Bell/Aux Common
Blue
Switch N.C.
Aux Switch N.O.
Aux Switch N.C.
I
15
Optim 550 units have no wires.
is required. Breaker is shipped as self interlocked from the factory.
3
550
ICK
Zone
Zone
Zone
Select
Interlock
Control
Power
PT
PT
Module
Inputs
PowerNet
I
NOTICE
EATON CORPORATION
Instruction Leaflet IL29C092E
E ective November 2013
Zone
Interlock
x
X
X
X
X
X
X
X
X
X
X
X
X
www.eaton.com
Zone
w/Powernet
X
X
X
X
X
X
X
X
X
5
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