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ICT-CT3 Three-phase Current Transformer

Three-phase current transformer, designed for collecting current signals. The secondary current is mA level and must be used in the core threading mode, which is designed strictly in accordance with the standard NSX and NXM MCCB routing dimensions. This series of products has a wide measuring range ,rated primary current range 1A~800A rated secondary current range: 20mA ~1A,excellent advanced production process. To ensure its accuracy level, reliability and other technical requirements, this series of products meet the requirements of GB 28184-2011, GB/T20840.1.2 and GB14287.2-2014.

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Product Features

  • All copper wires and cables can pass through.
  • Core piercing structure, flame retardant epoxy resin casting, good stability.
  • High magnetic conductivity nickel steel or nanocrystalline, good linearity and high sensitivity.
  • Excellent balance characteristics and strong anti electromagnetic interference ability.

 

Scope of Application

Electrical fire monitoring, fire prevention and leakage system, intelligent power system, small current grounding system, electromagnetic relay protection, microcomputer protection, intelligent power, environmental protection monitoring, etc.

 

Performance Index

Electrical Parameters

Mechanical Parameters

Work Frequency

50~400Hz

Shell

ABS, Flame retardant grade 94-V0

Rated input

5A~800a

Skeleton

PBT

Measuring Range

10%In ~130%In

Core

Nickel or Nanocrystalline

Rated Output

0~1VA or 0~100mA

Internal Structure

Environment friendly epoxy resin casting

Ratio Difference

≤±0.1%

Construction Plan

Screw Fixation

Phase Difference

≤±10'

Work Temperature

-12°C ~ +45°C

Dielectric Strength

2.5KV/1mA/1min

Ambient Humidity

≤85%

Insulation Resistance

DC500V/1000MΩ/min

Connection Mode

Terminal Type / Shielded strand 1.5m

 

Outline and Installation Dimensions

Model & Specification

Rated Input

Rated Output

Accuracy
Class

Dimensions (mm)

(A)

(mA/V)

A

B

K

F

C

D

G

CT3-100

1A
50A
100A
250A
400A
600A
800A

0-1V
50mA
100mA
100mV
200mV

0.1
0.2
0.5
1.0

118

60

18

20

30

108

M4*7

CT3-250

136

63

22

25

35

123

M4*7

CT3-400

180

93

32

35

40

166

M4*7

CT3-630

210

108

42

40

40

196

M4*7

 

Packaging & After-sales Service
All products are strictly tested before delivery with complete inspection reports. We adopt professional anti-static and shockproof packaging to ensure product safety during international transportation.
We support OEM & ODM customized services, providing one-stop solutions from design, production to technical after-sales support. Long-term stable supply, fast delivery and professional technical guidance are available for global customers.
 
 
 
If you need detailed datasheet, dimension drawing, test report or customized solution, please feel free to contact us.
We provide free sample testing and professional technical support for global partners.
leave a message
If you are interested in our products and want to know more details,please leave a message here,we will reply you as soon as we can.
leave a message
If you are interested in our products and want to know more details,please leave a message here,we will reply you as soon as we can.

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