Current Transformer CT

Current Transformer CT Manufacturer And Supplier

Xifa Current Transformer (CT) delivers accurate measurement and reliable protection for 0.4kV–35kV power systems. With high precision, stable performance, and robust insulation, Xifa CTs safeguard transformers, switchgear, and electrical panels. Widely applied in renewable energy stations, industrial plants, urban infrastructure, and compact substations, Xifa offers ISO-certified quality, CE/UL compliance, OEM/ODM customization, and cost-effective, durable solutions, making it a trusted CT manufacturer, supplier, and factory in China.

current transformer CT

What does a current transformer CT do?

A current transformer is a sort of instrument transformer to reduce the high current level in a power circuit to a proportional one, such as 1A or 5A in power circuit, that can be safely and accurately measured and metered. The common current ratio could be 700/5 A 50/5 A or 150/1A etc . Normally, the transferred current also is taken as an electrical signal for controlling and protecting the primary power system, while providing an electrical isolation between primary system and secondary to survive secondary device from electrical faults and anomalies, such as short circuit, undervoltage and overload.

What is the current transformer CT working principle?

A current transformer CT works as the principal of electromagnetic induction, of which the principal is same as worked on distribution transformers and other coil type electrical devices.

The function of current transformer CT is to convert a high current in primary electrical system to an appropriate lower current in secondary electrical system to suitable for metering, controlling and protecting the primary electrical system, while providing electrical isolation to survive the secondary devices from electrical faults and anomalies.


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Bushing Type CT Medium Voltage Current Transformer

Bushing Type CT Medium Voltage Current Transformer

To match the electricity demand for gas insulation switchgear, Wenzhou XiFa Electric Power Equipment Co., Ltd produce and supply bushing type ct medium voltage current transformer to clients from overseas and domestics. The bushing type medium voltage current transformer has a compact design to allow the CT is suitable for installation environment in a sf6 ring main unit. Meanwhile, the bushing type ct medium voltage current transformer also has a completely enclosed structure, which is not affected by external humidity and pollution.
Wound Type 5p10 5p20 Ct 100 150 400 5a

Wound Type 5p10 5p20 Ct 100 150 400 5a

To supply high quality potential transformers and current transformers, Wenzhou XiFa Electric Power Equipment Co., Ltd support customized service to clients such as produce and supply wound type 5p10 5p20 ct 100 150 400 5a. In WenZhou XiFa electric, the producing team keep the inventory for regular type current transformer, such as a 100/5a 10p10 0.5 current transformer, to ensure the fast delivery. However, the company support customized service to meet various electricity demand such as supply current transformer of which the protection class is 5p10 or 5p20.
Zero Sequence Ct Current Transformer Donut Type

Zero Sequence Ct Current Transformer Donut Type

To produce a solid quality zero sequence ct current transformer donut type, Wenzhou XiFa Electric Power Equipment Co., Ltd adopts raw materials with good quality and competitive price. In the process of winding, Wenzhou XiFa adopts oxygen free copper enameled wire to ensure the electrical conductivity and mechanical strength for each zero sequence ct current transformer donut type. Meanwhile, in the process of core producing, Wenzhou XiFa uses high magnetic permeability silicon steel sheet to keep a excellent performance on sensitive response to tiny zero sequence current.
Current Transformer Ct 200 300 500 800 5a

Current Transformer Ct 200 300 500 800 5a

Wenzhou XiFa Electric Power Equipment Co., Ltd is a reliable factory to produce 10kv to 35kv current transformer and potential transformer, such as a current transformer ct 200 300 500 800 5a. the current ratio of 200/5, 300/5 500/5 and 800/5 are the regular type in the company. To ensure a in time delivery, Wenzhou XiFa keeps a certain mount of regular type current transformer and potential transformer on storage. Before delivery a current transformer ct 200 300 500 800 5a, the factory test must be undergo such as Withstand voltage test, partial discharge test, error calibration, and temperature rise test.
Resin Cast Electrical Ct Current Transformer

Resin Cast Electrical Ct Current Transformer

Wenzhou XiFa Electric Power Equipment Co., Ltd is a professional manufacture to produce resin cast electrical ct current transformer where adopts in the 10 kv to 35 kv electrical switchgear. In Wenzhou XiFa, the producing team casting epoxy resin in vacuum environment to remove bubbles in side of current transformer and prevent partial discharge on the surface. Meanwhile, the resin cast electrical ct current transformer is designed as the multi layer insulation structure to achieve a better performance on voltage resistance and long term stability.
Xifa is a professional Current Transformer CT manufacturer and supplier in China. We warmly welcome you to wholesale high quality products at competitive price from our factory.
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