High Precision Low Voltage Instrument Transformer for Accurate Measurements

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Product Description

Basic Information
Model NO.
MSQ
Phase
Single
Operation Condition
Indoor
Usage
Protection, Measurement
Winding Form
Single Layer & Tightly Wound Type
Insulating Medium
Polycarbonate Plastic
Installation
Active Type
Rated Secondary Current
5A or 1A
Rated Frequency
50Hz or 60Hz
Power Factor
Cosφ=0.8(Lag)
Ambient Temperature
-5ºC~+40ºC
HS Code
8504311000
Instrument Transformer
Product Description

Model: BH-0.66-30I

Our high-precision low voltage instrument transformers are designed for accurate measurements and reliable protection in various power systems. They comply strictly with international standards including GB/T 20840.1 & 2 and IEC61869-1 & 2.

  • Ambient temperature: -5ºC to +40ºC
  • Rated secondary current: 5A or 1A
  • Power factor: (cosφ) = 0.8 (lagging)
  • Rated frequency: 50Hz or 60Hz
  • Insulating property: Can bear power frequency withstand voltage 3kV for 1min between primary/secondary windings and ground.
Technical Specifications
Type Rated Primary/Secondary Current (A) Rated Secondary Output (VA) Cross-core Turn Number
1 0.5 0.5S 0.2 0.2S
BH-0.66-30I50/52.52.52.52.52.51
BH-0.66-30I75/52.52.52.52.52.51
BH-0.66-30I100/52.52.52.52.52.51
BH-0.66-30I150/52.52.52.52.52.51
BH-0.66-30I200/552.52.52.52.51
BH-0.66-30I250/5552.52.52.51
BH-0.66-30I300/55552.52.51
BH-0.66-30I400/55552.52.51
BH-0.66-30I500/5555551

Note: Custom parameters beyond the scope of this table can be determined upon consultation.

Transformer Detail 1 Transformer Detail 2 Transformer Detail 3
Use Scenario
Scenario 1
Scenario 2
Scenario 3
Packing & Delivery
Package Size
10.00cm * 10.00cm * 10.00cm
Gross Weight
0.800kg
Lead Time
1-5 days (up to 1000 pieces)
Packing 1
Packing 2
Packing 3
About the Manufacturer

As a distinguished leader in manufacturing 0.5kV to 35kV current and voltage transformers, we are committed to innovation and technology. Our 3000 square meter factory is equipped with cutting-edge domestic production facilities and a robust management system to ensure excellence in every product.

With over 70 models and 1000 specifications, our products are indispensable across power stations, factories, and power systems globally. We prioritize customer interests and offer tailored solutions to meet specific requirements.

Factory 1
Factory 2
Factory 3
Seamless Project Support
01 Specify Requirements

Provide detailed descriptions, drawings, or reference images of your needs.

02 Tailored Solution

Receive a detailed quotation and customized solution within 24 hours.

03 Mass Production

Upon approval, production commences followed by prompt shipment.

Frequently Asked Questions
What is the primary application of the MSQ current transformer?
The MSQ series is designed for both protection and measurement within indoor power systems and electrical equipment.
What materials are used for the transformer's insulation?
The transformer utilizes high-quality Polycarbonate plastic as the insulating medium, providing excellent durability and safety.
Does the product support both 50Hz and 60Hz frequencies?
Yes, the transformer is compatible with both 50Hz and 60Hz rated frequencies, making it suitable for various international power standards.
What is the typical lead time for an order?
For small quantities (1-10 pieces), it takes about 1 day. Larger orders up to 1000 pieces typically ship within 5 days.
Can I request a custom specification not listed in the table?
Absolutely. We offer tailored solutions. If your required parameters are outside our standard table, please contact us for a consultation.
What standards do these transformers comply with?
Our products are manufactured in compliance with GB/T 20840.1 & 2 and IEC61869-1 & 2 international standards.
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