Insulation Resistance Sensor (Zct (Irt)); Dedicated Ct - Omron K6CM User Manual

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Insulation Resistance Sensor (ZCT (IRT))

The appearances of the ZCT (IRT) for the Insulation resistance type (K6CM-ISM) and the nomenclature
and functions of it are as follows.
Nomenclature and functions of the Insulation resistance sensor
(ZCT (IRT))
Voltage input
L1: R (black)
L2: S (red)
Cable length:
L3: T (white)
1 m
Through-hole
diameter: 52 mm
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Dedicated CT

The appearances of the dicated CT for comprehensive current diagnosis type (K6CM-CIM) and the
nomenclature and functions of it are as follows.
Nomenclature and functions of the dedicated CT
K6CM-CIM
Comprehensive
current diagnosis type
Terminal number of
the K6CM device
7
8
K6CM Motor Condition Monitoring Device User's Manual (N219)
Insulation resistance sensor
Split-type
Terminal number of
the K6CM device
7
8
9
10
Load side (L)
Ferrules
Split/fastening
hook
Dedicated
CT side
CTK
Cable for Dedicated CT (included)
CTL
Cable length 2.9 m
2 Nomenclature and Functions
Cable length:
1 m
Insulation resistance sensor
(ZCT (IRT)) side
IRT0: Sensor input (+)
IRT1: Sensor input (-)
IRT2: Supply to sensor 10 V (+)
IRT3: Supply to sensor 10 V (-)

Dedicated CT

Split-type
To the K6CM-ISM
Insulation
resistance type
Line color
Red and white
Red
Black
Black and white
Power supply
side (K)
For fixing of
binding band
etc.
Terminal cover on
the secondary side
of the CT
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