SEN-CTKD Open-Close Type Current Transformer

Name: SEN-CTKD Open-Close Type Current Transformer
Availability: InStock

The open-closed current transformer is improved on the basis of the traditional transformer. Made of free opening and closing, it can be quickly installed and disassembled in the state of no power failure and no wire disassembly, and the operation is sample. This series of products has a wide measuring range, rated primary current range 5~630A, rated secondary current range 0~5A, current ratio range can reach 500:1~ 10 000:1, orderly production process, to ensure its accuracy level, reliability and other technical requirements. This products complies with GB/T20840.1.2 Standard.

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Product Features

Snap structure, good linearity and high sensitivity.

High permeability silicon steel with good linearity and high sensitivity.

Internal epoxy resin casting, good stability, light weight, easy installation.

Scope of Application

It is suitable for rural power grid reconstruction, electrical fire monitoring, fire prevention and leakage system, intelligent power system, power measurement, power quality analysis and electrical equipment signal acquisition, power demand side management of lighting equipment, motor, power device and other equipment, small current grounding system, electromagnetic relay protection, microcomputer protection, intelligent power, environmental protection monitoring, etc.

Performance Index

Electrical Parameters		Mechanical Parameters
Work Frequency	50~2KHz	Shell	ABS, Flame retardant grade 94-V0
Rated Input	5A~2000A	Skeleton	PBT
Measuring Range	10%In ~130%In	Core	Silicon Steel
Rated Output	0.333V(AC) or 0~5A	Internal Structure	Clasp
Ratio Difference	≤±0.1%	Construction Plan	Band Fixatioin
Phase Difference	≤±10'	Work Temperature	-25°C ~ +75°C
Dielectric Strength	2.5KV/1mA/1min	Ambient Humidity	≤85%
Insulation Resistance	DC500V/1000MΩ/min	Connection Mode	PVC tricolor 1.5m twisted pair

Outline and Installation Dimensions

Model & Specification	Rated Input	Rated Output	Accuracy Class	Dimensions (mm)
Model & Specification	(A)	(mA/V)	Accuracy Class	Φ	A	B	C
CTDK10	5-75A (5,10, 20,50,75)	0-50mA 0.333V	0.5 1.0 3.0	10	23	40	27
CTKD16	5-160A (5,10, 50,100,160)	0-5A 0.333V		16	31	50	30
CTKD24	10~300A (10, 50,100,200,250)	0-5A 0.333V		23	43	73	39
CTKD30	10~630A (20, 100,250,400,600)	0-5A 0.333V		35	60	89	43
CTKD50	10~2000A (200, 500,1000, 1500,2000)	0-5A 0.333V		50	81.2	119.8	58

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