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HEYI Electrical CO.,LTD

Contact person: Bethy

Position: Managing Director

Tel: 86-577-62659558

Fax: 86-577-61712987

Mobile: 86-13968747975


Skype: bethycai

ADD: #21 ShangYou North

Road, HuangHua LiuShi YueQing,

Zhe Jiang, CHINA


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 BH-0.66 Series Current Transformer

BH - 0.66 series current transformers is busbar type current transformer insulation shell type air, shell for flame retardant plastic, shell type plane have mounting holes, for fixed vertical or parallel installation. And provide the mounting plate, can be hung on the bus bar installation.


1:Safe, easy to install, portable
2:Wide inner window, allowing clamping of big cables or bus-bars
3:Wide range of sizes to accommodate all the existing installations

1:Current measurement, monitoring and protection for electrical wiring and equipment.

2:Current and power measurement for electric motors, lighting, air compressor, heating and ventilation system,

air-condition equipment and automation-control system.
3:Current, power and energy monitoring device.
4:Relay protection device.

Technical Index:

Electrical Parameter
Mechanical Parameter
Frequency 50/60Hz Case PC/UL94-V0
Rated Input 1A-5000A Bobbin PBT
Measuring range 5%In-120%In Core Silicon steel
Rated Output 1A,5A Construction Screw
Ratio Voltage 0.72KV (AC) Operating Temp -25℃~+75℃
Dielectric strength 3.0KV/1mA/1min Operating Humidity ≤85%
Insulation Resistance DC500V/100MΩ min Output Connection Terminal
Technical Parameter

Model Primary / Secondary Busbar Hole Dimensions(mm) Rated Burden (VA) Accuracy Class Rated Voltage
BH-0.66-B 5/5A~300/5A busbar
2.5 0.5 1.0 0.72KV(AC)
BH-0.66-20 5/5A~100/5A φ=20mm
1~5 0.5  1.0 0.72KV(AC)
BH-0.66-30 25/5A~300/5A φ=30mm
2.5(4T)~5 0.5  1.0
BH-0.66-40 100/5A~600/5A φ=40mm
2.5(4T)~5 0.5S  0.5  1.0
BH-0.66-50 200/5A~600/5A φ=50mm
5 0.5  1.0
BH-0.66-60 300/5A~600/5A φ=60mm
5~10 0.5S  0.5  1.0
BH-0.66-80 750/5A~1600/5A
5~15 0.5S  0.5  1.0 0.72KV(AC)
BH-0.66-100 1000/5A~2500/5A φ=100mm
5~15 0.5S  0.5  1.0 0.72KV(AC)
BH-0.66-120 1000/5A~6000/5A φ=120mm
5~20 0.5S  0.5  1.0 0.72KV(AC)

Dimension of case (mm):


Special remind:

1, When a current is passed, not open the secondary circuit, or high-pressure generation

2, The current transformer primary structure of single-row of holes

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