35kV High Voltage Current Transformer

Your Professional 35kV High Voltage Current Transformer Supplier

 

 

Tengtai brand operator TengTai International Co., Ltd. was founded in 1984. After 30 years of market development and development, it has become a large-scale modern private electrical appliance enterprise integrating manufacturing, scientific research, trade and service.

The products are mainly involved in surge protectors, high and low voltage transformers, zero sequence transformers, reactors and so on.

 

 
 
Why Choose us

 

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Quality Certification

 

Our products have successfully obtained ISO 9000 system certification, national mandatory product certification, metrology certification (MC), export CE certification, and our lightning protection products are officially registered in all provinces nationwide.

Advanced Production Equipment

 

By introducing cutting-edge foreign testing equipment, we strictly adhere to quality control processes, ensuring superior product performance. As a result, the company's products continue to be highly favored by both new and long-term customers.

Production Technology

 

We utilize imported high-quality PC materials combined with sophisticated manufacturing techniques to develop products that not only meet user needs but also lead market trends.

 

 

Parameter

 

 

Type

Rated primary current

Accurate level combination

Accurate and rated output level

Short-time thermal current

Dynamic stability of current

IDYN

0.2

0.5

5P15

5P20

LZZB936/250W1

20-100

0.2/0.2
0.2/0.5
0.5/0.5
0.2/5P
0.5/5P

10

15

-

15

200|1n

500|1n

150-200

10

15

-

15

31.5/1

80

300-500

10

15

-

15

31.5/2

80

600-1250

15

30

-

20

31.5/4

80

1500-2000

20

40

-

30

40/4

125

2500

20

40

-

20

40/4

125

LZZB936/250W2

20-100

10

15

15

15

20|1n

500|1n

150-200

10

15

15

15

31.5/1

80

300-500

10

15

15

15

31.5/2

80

600-1250

15

20

15

20

31.5/4

80

1500-2000

20

30

20

30

40/4

125

2500

20

20

20

20

40/4

125

 

 

Functions of 35kV High Voltage Current Transformer

 

 

Converting Voltages from a Higher or Lower Level to the Alternate Level

35kv high voltage current transformers are devices used to convert voltages. These devices consist of a primary and secondary coil wound around one or more iron core(s). When a voltage is applied across the primary coil, an electrical current is produced in the secondary coil, allowing for voltage conversion. Some 35kv high voltage current transformer also incorporate additional functions. Despite their complexity, these devices are quite simple and intuitive to use. As such, they are often employed in various electronic systems for applications ranging from data processing to telecommunication.

Providing Isolation Between Circuits

Another common use for 35kv high voltage current transformer is to provide isolation between circuits. This is typically done to prevent electrical interference caused when one circuit interferes with another. 35kv high voltage current transformer work by providing a barrier between two circuits, allowing each one to operate independently of the other. This ensures that each circuit can run smoothly, accurately, and without interruption, even if there is electrical interference present. By isolating circuits from each other, 35kv high voltage current transformer can also help to improve system safety by preventing dangerous electrical shocks.

Providing Voltage Regulation

Another common use for 35kv high voltage current transformer is to provide voltage regulation. This is typically done to ensure that the output voltage of a power supply is consistent and within a required range. 35kv high voltage current transformer can also help to improve system efficiency by reducing power consumption caused by a higher or lower voltage than required.

 

Working Principle of 35kV High Voltage Current Transformer
 

Construction: A 35kv high voltage current transformer consists of a primary winding and a secondary winding. The primary winding is connected in series with the current-carrying conductor, through which the current needs to be measured. The secondary winding is connected to an ammeter, protective relay, or other measuring devices.

 

Turns Ratio: The turns ratio of a 35kv high voltage current transformer is very high, typically ranging from 100:1 to 5000:1. This means that the number of turns in the secondary winding is significantly greater than the number of turns in the primary winding.

 

Magnetic Flux: When an alternating current flows through the primary winding, it creates an alternating magnetic field around the winding. This magnetic field induces a voltage in the secondary winding according to Faraday’s law of electromagnetic induction.

 

Step-down Effect: Due to the high turns ratio, the induced voltage in the secondary winding is much lower than the voltage in the primary winding. This step-down effect allows the current to be accurately measured by standard instruments designed for low currents.

 

Burden: The secondary winding of a 35kv high voltage current transformer is connected to a load or burden, which is usually an ammeter or protective relay. The burden impedance determines the accuracy and performance of the 35kv high voltage current transformer. It is important to match the burden impedance with the 35kv high voltage current transformer specifications for accurate measurements.

 

Current Ratio: The current ratio of a 35kv high voltage current transformer is defined as the ratio of the primary current to the secondary current. It is determined by the turns ratio and is a fixed value for a given 35kv high voltage current transformer. For example, a 35kv high voltage current transformer with a turns ratio of 1000:1 will have a current ratio of 1000:1.

 

Accuracy Class: 35kv high voltage current transformers are manufactured with different accuracy classes, which define their performance characteristics. The accuracy class specifies the maximum permissible error under specified operating conditions. Common accuracy classes for 35kv high voltage current transformers are 0.1, 0.2, 0.5, 1, and 3, with class 0.1 being the highest accuracy.

 

 

Logistics

We will help you to choose the best shipping way according to your detail requirements. By sea, by air, or by express, etc.

1. The time frame of an order delivery is divided into two parts:
Processing time: 7-14 Days
Shipping time: 20~30 Days
2. Shipping methods: DDP, DAP, EXW, etc.
3. Shipping fee: The shipping fee will be changed according to every pacel's weight.

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Certificate

 

 

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FAQ

 

 

Q: What should you never do with a current transformer?

A: Never Open the Secondary Circuit Under Load: One of the most critical safety rules for CTs is to never open the secondary circuit while it is under load. If the secondary circuit is open, it can cause a high voltage to develop across the terminals, which can be extremely dangerous.

Q: What is a high voltage current transformer?

A: High Current Transformers are designed to elevate and check the temperature of conductors at high current levels, in order to simulate the current loading conditions found in electrical circuits. High Current Transformers are designed as an open type transformer.

Q: How to check a current transformer?

A: The output voltage of a current transformer (CT) can be tested in the field using an digital multimeter with a millivolt AC (mVac) range. This test is useful to confirm that the CT is working properly and that current is flowing in the conductor that the CT is installed on.

Q: What is the life expectancy of a current transformer?

A: Transformers help transfer electricity from generating stations to load centers by regulating electrical energy fluctuations. While the average transformer life expectancy is typically twenty to thirty years, how long a transformer lasts and how efficiently it runs can range widely.

Q: Do current transformers need to be grounded?

A: If the CT is not properly grounded, it can be affected by stray electrical fields and other interference, which can lead to inaccurate readings. Compliance: Grounding the CT is often required by electrical codes and standards.

We're professional 35kv high voltage current transformer suppliers in China, specialized in providing high quality customized service. We warmly welcome you to buy high-grade 35kv high voltage current transformer made in China here from our factory.

35kv high voltage current transformer, 35kv specification current transformer, 35kv quality current transformer

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