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