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Outdoor Substation Current Transformer 220kV 132kV Over Voltage Protection

Minimum Order Quantity : Negotiation Price : Negotiation
Packaging Details : ils All our goods are packed in wooden cases, with foam inside for protection. Delivery Time : Depends on the quality of client
Payment Terms : 30% advanced payment , 70% balance payment before shipment. Supply Ability : 100000 Unit/Units per Year
Place of Origin: China Brand Name: DINGLI
Model Number: LVQB-220W(1~3) 132kV current transformer

Detail Information

Certification: ISO9001/CE/ROHS Color: Gray Or Brown
Purpose: Over-Voltage Protection Core Materials: Coper
Type: Light Duty, Heavy Duty Application:: Substation, Outdoor
Voltage: 132kV Current Transformer Core Structure: Toroidal
Core Number: 2 Or More Technology:: Vaccum Casting
Standard:: IEC 61869-2 Insulation: SF6 Gas
High Light:

protection current transformer


toroidal current transformer

Product Description

Outdoor Substation Current Transformer 220kV 132kV Over Voltage Protection


Quick Detail: 

220kV 132kV Current Transformer Price for Substation


Product Description:

Gas Insulation High Voltage 220kV 230kV Current Transformer for Substation

1. Application: Guangdong Sihui instrument current transformers are widely used in commercial, industrial and residential areas. They are for current measuring and protection, delivering high accuracy in current metering. Our current transformers are having a wide range, including epoxy resin medium voltage current transformers, epoxy resin Low voltage current transformers, oil immerged current transformers, dry-type high voltage current transformers and gas SF6 high voltage current transformers and so on.

2. Main Features

1).All outside parts, such as terminal box and mounting plate, are made of corrosion proof materials.

2). Low partial discharge

3). Matching different sizes switchgears

4). Used in current measuring and protection, high accuracy

5). Less maintenance and pollution free

6). Easily operated and mounted

7). High mechanical strength and high dielectric strength

8).For cast resin current transformers, we have: post type CTs, contact cover enclosed CTs, wall gone-thru CTs, bar type CTs, special application CTs, plateau type CTs, TAT CTs , low voltage CTs, ring type CTs , window type CTs and CTs for residual current and so on.

3. Technical Specifications

1) Rated Primary Current: up to 8000A

2) Rated Secondary Current: 1A or 5A

3) Rated Primary Voltage: 0.66kV up to 1000kV

4) Thermal Burden Value: up to 200VA or custom specified

5) Insulation Material: epoxy resin, oil or gas SF6

6) Winding: high quality enameled copper wire

7) Frequency: 50Hz or 60Hz

8) Accuracy Class: 0.2, 0.5, 10P10, 10P, 3, 0.2S, 0.5S, PR, PX and PTS and so on

9) Installation Place: indoor or outdoor

10) Multi windings, up to 3 windings or more

*Except for the parameters listed above, we can design as per clients’ requirements.

4. Manufacturing Standard: IEC60044-1:2003, GB1208-2006

5.Technical Parameters for LVQB3-220W(1~3) Current Transformers.

5.1 Rated voltage 220 kV

5.2 Highest voltage for equipment 252 kV

5.3 Rated primary current 300A~4000 A

5.4 Rated secondary current 5 A or 1 A

5.5 Rated frequency 50 (60) Hz

5.6 20~50VA (If any other rated output required, We can satisfy it.)

5.7 Accuracy class and accuracy classes combination

Steady accuracy classes are 0.2S, 0.2, 0.5S, 0.5, 5P, 10P, PR and PX; transient accuracy classes are TPS, TPX, TPY and TPZ. There are 1~7 pcs secondary windings in a CT.

5.8 Rated operating pressure of the gas SF6 is 0.40 MPa

5.9 Minimum operating pressure of the gas SF6 is 0.35 MPa

5.10 Instrument security factor (FS) of measuring class 5 or 10

5.11 Accuracy limit factor (ALF) of protective class 5, 10, 15, 20, 30 or 40

5.12 Rated continuous thermal current Icth 1.2In

5.13 For rated short-time thermal current Ith (rms) and rated dynamic current Idyn (peak), please see

Table 1.

Primary Current (A) 300~800 1000~2500 3000~4000
Rated Short-time Thermal Current (rms) (kA), 3s 42 50 63
Rated Dynamic Current (Peak) (kA) 105 125 158


5.14 Arcing Distance ≥2010 (mm)

515 Creepage distance of outer insulation please see Table 2


Table 2

Pollution Protection Class Class II (W1) Class III (W2) Class IV (W3)
Creepage Distance (mm) ≥5040 ≥6300 ≥7812


Notes: Detailed technical data and outline drawing are provided upon request...


Outdoor Substation Current Transformer 220kV 132kV Over Voltage Protection 0


1. Specific packaging can be made to order.

You can specify other shipping methods such as Airmail, FEDEX or DHL. We shall let you know about the shipping cost after receipt of your order.And also can send by sea or air, kindly send me the port of yours.


Outdoor Substation Current Transformer 220kV 132kV Over Voltage Protection 1


1. About us

HENAN DINGLI was founded in 1963 as a small electric power equipment manufacturer, after more than 50 years’development, DINGLI now is group company dedicated on total solutions for electricity projects covering survey, design, manufacture, complete equipment supply, construction, operations, maintenance, investment and so on. HENAN DINGLI actively devote to power grid construction, participated in all UHV construction projects and made an outstanding contribution to UHV transmission lines of China.

Outdoor Substation Current Transformer 220kV 132kV Over Voltage Protection 2


Since 2000, HENAN DINGLI has been actively developing international business, successively built Ecuador, Cambodia manufacturing Base, Quito tower design center, Spain, Peru, Chile and other overseas service centers. We have got a number of international certificates, such as ISO certificate covering design, equipment and construction, AWS welding certificate, ASTM system certificate, Chile NCH 203 certificate, Colombia RETIE certificate, Costa Rica material quality Certificate, etc. By the end of 2018, the overall proportion of international business is more than 30% of the company's main revenue. We have provided high-quality products and services to more than 100 customers in 33 countries, including the markets of Europe, America, Africa and Southeast Asia. With strong technical support and on-site service capability, HENAN DINGLI has saved a lot of project costs for customers and won their recognition.

2. International Certificate

ASTM,RETIE,Nch203,Costa Rica ASTM,EPC,TCL,ect.

3. After-Sale Service

Technical Support

Technical support on pre-sales stage. DINGLI has own survey and engineering company with more than 100 engineers. We have special pre-sales engineer to work with customer at early stage of the project.


Outdoor Substation Current Transformer 220kV 132kV Over Voltage Protection 3


Site assistance

Site assistance in Latin American market, so far we have sales and service center in Spain, Chile, Bolivia, Peru, Ecuador, Senegal, which will make a fast response for customer.

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Warehouse and Emergency Supply

Warehouse and emergency supply for spare parts, damage parts and missing parts: DINGLI has built production line in Quito and warehouse for transmission line and distribution network in Ecuador, Bolivia and Senegal with common use spare parts.

Outdoor Substation Current Transformer 220kV 132kV Over Voltage Protection 5

Design and Consultant

Supported by both domestic engineering company and Quito tower design center, could provide technical consultant and design service within our scope of work. For Quito tower design center, most of the engineers are local staffs. The Design is based on ASTM protocols meantime with GB material standard, which will reduce the weight, and avoid the replacement on the profiles to save the working time.

Outdoor Substation Current Transformer 220kV 132kV Over Voltage Protection 6


Set-wisely packing or member-wisely packing as per client's requirements.




 Global-network map


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Shanghai Sales and Service Center

Beijing Sales and Service Center



Cambodia Phnom Penh Factory



Madrid (Spain) Sales and Service Center


Dakar, Senegal


Senegal (Dakar) Sales and Service Center

Senegal (Dakar) Spare Part Warehouse


Quito, Ecuador


Quito (Ecuador) Steel Tower Design Center (ASTM Standard)

Quito (Ecuador) Steel Tower Emergency Production Line

Quito (Ecuador) Raw Material and Spare Part Warehouse


Lima, Peru

Lima (Peru) Sales and Service Center


Cochabamba, Bolivia

Cochabamba (Bolivia) Raw Material and Spare Part Warehouse


Santiago, Chile

Santiago (Chile) Sales and Service Center


Jakarta, Indonesia

Jakarta (Indonesia) Sales and Service Center



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Customer Visit

Clients of Bolivia visited Dingli for factory inspection, we talked about the key issues faced right now, and found ways to solve it together. They set a high value on this cooperation.



Customers and Partners of Dingli

Outdoor Substation Current Transformer 220kV 132kV Over Voltage Protection 8

Outdoor Substation Current Transformer 220kV 132kV Over Voltage Protection 9


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