Home Product Low-voltage Current Transformers CNT-CTK5

HINGED TYPE OPENING TRANSFORMER

Product features

◆ Input current range: 1A-1500A
◆ Ambient temperature: - 15℃ - + 40℃
◆ Flame retardant: comply with UL94-V0
◆ Humidity: < 80%
◆ Protection grade: IP67/IP65

Scope of application

Electrical fire monitoring system, fire equipment power supply monitoring system, intelligent power system, smart grid, substation transformation, environmental protection detection, small current grounding system, relay protection, motor protection system.

Product Material

Shell

ABS, Flame retardant grade 94-V0
Iron core

Silicon steel / nanocrystalline / ferrite
Internal structure

Waterproof sealing ring / puncture needle
Protection level

IP67/IP65

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Specification Description

Specification

Electrical parameters		Mechanical parameters
Voltage level	0.4/0.66/0.69/0.72kV	Shell	PA/PC flame retardant grade 94-V0
Load accuracy	5VA/2.5VA	Iron core	Silicon steel/nanocrystalline/ferrite
Accuracy class	0.5s 0.5 1	Internal structure	Waterproof sealing ring/puncture needle
Rated frequency	50/60HZ	Protection level	IP67/IP65

Model and specification	Rated input(A)	Rated output(mA/v)	Accuracy class
CTK5-24	1~250A	0-50A	0.2 0.5S 0.5 1.0
CTK5-36	5~600A
CTKD56	5~1000A	0~5V
CTK5-60	5-1500A

Description

The open-close 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 simple. This series of products has a wide measuring range, rated primary current range: 5~630A, rated secondary current range: 0~5A, current ratio range up to 500:1~ 10,000:1, orderly production process, to ensure its accuracy level, reliability and other technical requirements. This product complies with GB/T 20840.1.2, IEC 61869-1 and IEC 61869-2 standard.