Dedicated Ct; Specification; External Dimensions (Unit: Mm; Split Type - Omron KM1 User Manual

Dedicated CT

■ Specification

Model
Item
Model KM20-CTF-5A
Primary standard
5 A
current
Secondary
1.67 mA
standard current
Secondary coil
Applicable
frequency
Insulation
resistance
Voltage
withstood
Protection
element
Permissible
number of
insertion/removal
times
Inner diameter
Working
temperature/
humidity range
Storage
temperature/
humidity range
Model
Item
Primary
standard current
Secondary
standard current
Secondary coil
Applicable
frequency
Insulation
Between output terminal and case : 50 MΩ or higher (500 VDC mega)
resistance
Voltage
Between output terminal and case : 2000 VAC 1 min
withstood
Protection
element
Inner diameter
Working
temperature/hu -20 to + 60°C with 85% or less (without condensation)
midity range
Storage
temperature/hu -30 to + 65°C with 85% or less (without condensation)
midity range
*1. Use the dedicated CT at a low voltage of 600 V or less.
*2. When clamping at a conductive object, such as bus bar, ensure the basic insulation at least
by covering it with an insulator, etc.

External dimensions (unit: mm)

Split type

Model KM20-CTF-5A
25.3
40
Model Model
KM20-CTF-50A KM20-CTF-100A
50 A 100 A
16.7 mA 33.3 mA
3,000 turns
Between output terminal and case : 50 MΩ or higher (500 VDC mega)
Between output terminal and case : 2000 VAC 1 min
7.5 V clamp element
Φ10 Φ16
-20 to + 60°C with 85% or less (without condensation)
-30 to + 65°C with 85% or less (without condensation)
Panel fixed (through) type
Model KM20-CTB-5A/50A
5 A/50 A
1.67 mA/16.7 mA
3,000 turns
10 Hz to 5 kHz
7.5 V clamp element
Φ10
Model KM20-CTF-50A
CT inner diameter 10 mm
25.5
CT内径10㎜
40.5
Model KM1/KE1 combination list
Split type
Model Model
KM20-CTF-200A KM20-CTF-400A
200 A 400 A
66.7 mA 66.7 mA
6,000 turns
10 Hz~5 kHz
100 times
Φ24
Model KM20-CTF-100A
CT inner diameter 10 mm
CT内径10㎜
Model
KM20-CTF-600A
600 A
66.7 mA
9,000 turns
Φ37
CT inner diameter 16 mm
CT内径16㎜
30.5
46
A-7