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ICT-CTY2 Circular Combined Residual Current Transformer

Circular combined residual current transformer is mainly used in cable circuit environment. It has simple structure, small volume and flexible application. According to the specifications of cable used in the main circuit,it has a variety of through hole diameter. The through hole diameter of this series of product is from 45mm to 100mm, and the main circuit current includes 63A ~ 2000A. The series of products can meet the technical requirements of different precision such as 0.2, 0.5 and 1. At the same time, it can also meet the strict requirements of the new national standard for the balance characteristics. The unbalanced current output value can also be better than 30mA, 10mA, 5mA, even 3mA, which greatly reduces the false alarm caused by the interference of the current and magnetic field of the main circuit, and provides sufficient guarantee for the reliability of the equipment. Excellent and advanced production process. This series of products meet the requirements of GB-14287.2-2005 and GB14287.2-2014.

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Product Features

It is suitable for combined electrical fire monitoring and easy installation.

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

Smart power system, rural power grid transformation, electrical fire monitoring, fire leakage system, small current grounding system, electromagnetic relay protection, microcomputer protection, etc.

 

Performance Index

Electrical Parameters

Mechanical Parameters

Work Frequency

50~400Hz

Shell

ABS, Flame retardant grade 94-V0

Rated Input

10mA ~5A

Skeleton

PBT

Measuring Range

10%In ~130%In

Core

Nickel or nanocrystalline

Rated Output

0~1V(A) or 0~0.5mA

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)

Φ

A

B

C

D

F

G

CTY2-45

0~1A

0~1V
(0.5mA)

0.1
0.2
0.5
1.0

45

102

84.5

30

77

23

M5

CTY2-65

65

122

106.5

30

98

23

M5

CTY2-80

80

137

122.5

30

113

23

M5

CTY2-100

100

157

142

30

133

23

M5

 

Circular Combined Residual Current Transformer

 

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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