Asct Current Transformer
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Current Transformer
Three phase CT Protection Current Transformer High Voltage Current Transformer
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Summation Current Transformer Mini Current Transformer
Combined Current Transformer Loading-Type Current transformer Bus Bar-Type Current transformer Pin-type Current Transformer Current-Voltage Transformer DC Immune CT Voltage Power Transformer Zero-Sequence Current Transformer Special Current Transformer
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Residual Current Sensor
Flexible Rogowski coil
Split Core Current Transformer
Current transducer
Current Sensor
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Asct Current Transformer

Home
Products
Current Transformer
Three phase CT
Protection Current Transformer
High Voltage Current Transformer
Indoor current transformer Outdoor current transformer Indoor voltage transformer Outdoor voltage transformer
Summation Current Transformer
Mini Current Transformer
Combined Current Transformer Loading-Type Current transformer Bus Bar-Type Current transformer Pin-type Current Transformer Current-Voltage Transformer DC Immune CT Voltage Power Transformer Zero-Sequence Current Transformer Special Current Transformer
Low Voltage Current Transformer
Residual Current Sensor
Flexible Rogowski coil
Split Core Current Transformer
Current transducer
Current Sensor
Closed Loop Hall Effect Current Sensor
DC leakage current sensor
Hall Effect Current Transmitter
Hall Effect Voltage Sensor & Transmitter
Open Loop Hall Effect Current Sensor
Shunt
Zero Sequence CT
Indicator lamp
Transformer
Others
Overvoltage And Undervoltage Protector
Digital Meter
Insulator
Inverter
Controller
Voltage Stabilizer
Meter Socket
Smart Circuit Breaker
Case
Case Example
Download
About Us
Contact Us
Contact Us
News
Company News
Industry News
Technical Standard
Feedback
Request Quote
News

Company News

Industry News

Technical Standard

Heyi passed the SGS certificate in 2015

Heyi passed the SGS certificate in 2015

Apr 07, 2015

04-072015

Heyi passed the SGS certificate in 2015
CE and ROHS certificate for HEYI

CE and ROHS certificate for HEYI

Apr 03, 2015

04-032015

CE and ROHS certificate for HEYI Rogowskil Coil current transformer
Canada Neurio company customer visit ours company

Canada Neurio company customer visit ours company

Dec 15, 2014

12-152014

Canada Neurio company customer visit ours company
Turkey Aktif company Visit ours company

Turkey Aktif company Visit ours company

Nov 12, 2014

11-122014

Turkey Aktif company Visit ours company
HEYI take part in Outward Bound

HEYI take part in Outward Bound

Oct 20, 2014

10-202014

Heyi company take part in Outward Bound.
Laser printer for HEYI current transformers

Laser printer for HEYI current transformers

Oct 15, 2014

10-152014

Heyi company introduction of the laser printer.
Turkey Entes company visit ours company

Turkey Entes company visit ours company

Sep 08, 2014

09-082014

Turkey Entes company visit ours company
HEYI visit nursing home to see elderly person

HEYI visit nursing home to see elderly person

Jun 08, 2014

06-082014

Heyi company visit nursing home to see elderly person play game and chat with the elerman ,make a delcicious meal by ourself.
New designed by HEYI R&D team

New designed by HEYI R&D team

May 25, 2014

05-252014

Spain Circutor company visit ours company

Spain Circutor company visit ours company

Mar 15, 2014

03-152014

Spain Circutor company visit ours company who interesting with  ours split core current transformer  ,especially for new type HK split core CT .
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Where Is the HK-58 Current Transformer Used in Malaysian LV Projects? Where Is the HK-58 Current Transformer Used in Malaysian LV Projects?
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