JDCF-110 Series Voltage Transformer

Our JDCF-110 series voltage transformers feature single-phase porcelain insulation with limited-position sealing, delivering stable insulation and strong anti-ferroresonance capability for 110kV systems.

• Rated voltage from 60kV to 138kV with insulation levels up to 145/275/650kV.

• Accuracy combinations of 0.2/0.5(3P)/3P with rated output up to 100/200/300VA and thermal limit output up to 2000VA.

• Low magnetic flux density ensures excellent excitation characteristics; low partial discharge and low dielectric loss.

• Anti-pollution design with creepage distance up to 4350mm for demanding outdoor environments.

• Fast delivery, reliable quality, responsive service, and extensive project experience backed by our company.

Product Overview

This series of voltage transformers includes models such as JDCF-150W2, JDCF-161W2 (JDCF-170W2), JDCF-220W2 (JDCF-252W2), and JDCF-230W2 (JDCF-245W2). They are designed for electrical measurement and relay protection in 150–252kV, 50–60Hz power systems. The products comply with the requirements of the National Standard GB1207 "Electromagnetic Voltage Transformers" and the International Electrotechnical Commission Standard IEC 60044-2 "Instrument Transformers – Part 2: Inductive Voltage Transformers".

This series of voltage transformers can be supplied as five-coil products upon customer request.

Technical Specifications

S.Q.	Model	JDCF-150W2 (JDCF-170W2) JDCF-161W2	JDCF-220W2(JDCF-252W2) JDCF-230W2(JDCF-245W2)
1	Rated Voltage Ratio (kV)	150/ √3/0.11/ √3/0.11 √3/0.11 161/ √3/0.11/ √3/0.11/ √3/0.11	220/ √3/0.1/ √3/0.1 √3/0.1 230/ √3/0.11/ √3/0.11/ √3/0.11
2	Rated Frequency (Hz)	50~60	50~60
3	Rated Insulation Level (kV)	170/325/750	252/460/1050
4	Accuracy Class Combination	0.2/0.5(3P)/3P	0.2/0.5(3P)/3P
5	Rated Output (VA)	100/200/300	100/150/300
6	Thermal Limit Output (VA)	2000	2000
7	Creepage Distance (mm)	5100	7560
8	Flashover Distance (mm)	1500	1900
9	Overall Dimensions (mm)	700x700x2240	700x700x2670
10	Mounting Hole Dimensions (mm)	8xφ18	8xφ18
11	Mounting Dimensions (mm)	540x400,400x540	540x400,400x540
12	Oil Weight & Total Weight (kg)	200/1000	260/1400

Product Features

1. Limited-position sealing design ensures all sealing components are not exposed to the atmosphere, providing superior sealing performance and extended service life.

2. Coated flange porcelain bushing delivers excellent overall mechanical strength.

3. Stable insulation performance, low partial discharge, and low dielectric loss.

4. Low magnetic flux density ensures strong resistance to ferroresonance.

5. High-performance core with low losses, excellent excitation characteristics, and a wide load range.

Model Designation Breakdown

J: Voltage Transformer

D: Single-phase

C: Porcelain Insulation

F: For Metering and Protection

(JDC5): Optional designation for five-coil design

-150W2, -161W2, -220W2, etc.: Special Design / Structure Code

Numerical portion (e.g., 150, 161, 220): Rated Voltage (kV)

W: Anti-pollution Type

2: Design Sequence Number or Special Environment Code

Model in parentheses (e.g., JDCF-170W2): Equivalent alternative model (typically indicating a model corresponding to a different Highest Voltage for Equipment).

Hot Tags: jdcf-110 series voltage transformer, China jdcf-110 series voltage transformer manufacturers, suppliers, factory, JDC5 JCC5 66kV Series Voltage Transformer, JDCF 110 Series Voltage Transformer, JDCF 66W Series 72 5kV Voltage Transformer, JDCF JDC5 220kV Series Voltage Transformer, TYD35 Series 35 220kV Multi Voltage Capacitive Voltage Transformer, voltage transformer vt or pt