JSZV18 Series Indoor Epoxy Resin Cast Three‑phase Voltage Transformer PT 10‑12kV for Metering, Measurement and Relay Protection for RMU Ring Main Unit & Medium Voltage Switchgear
Summarize
Voltage transformers boast low maintenance costs and convenient management, primarily due to their unique structural design and application scenarios, which simplify their maintenance requirements. Compared to outdoor equipment, voltage transformers do not need to cope with complex outdoor environments, thus avoiding additional maintenance work caused by natural factors such as wind, rain, and dust. For example, outdoor equipment often requires regular cleaning of accumulated dirt and inspection of weather seals, while voltage transformers eliminate these tedious maintenance steps.
In routine operation and maintenance, voltage transformers only require periodic inspections of their appearance and parameters to ensure normal operation. This simplified maintenance process not only saves manpower but also reduces operation and maintenance costs, enabling managers to manage equipment more efficiently.
Voltage transformers are typically installed in fixed indoor locations, a design that facilitates troubleshooting and maintenance. When equipment malfunctions, maintenance personnel can quickly locate the problem and perform necessary repairs, effectively reducing power outage maintenance time. This efficient operation and maintenance model not only improves equipment availability but also enhances the overall stability and reliability of the power system.
Voltage transformers, with their low operation and maintenance costs and convenient management, have become an indispensable and important piece of equipment in modern power systems, providing users with more efficient and economical solutions.
Technical parameter
The product performance meets the standards GB20840.1-2010, GB20840.2-2013 and IEC60044-2.
The rated insulation level is 12 / 42 / 75、7.2 / 32 / 60kV.
Rated frequency 50Hz or 60Hz
|
Product |
Voltage Ratio |
Accurate level combination |
Accurate level and rated output |
Secondary thermal limit output |
Weight |
||
|
0.2 |
0.5 |
1 |
|||||
|
JSZV18-10R |
10/0.1 |
0.2 |
30 |
50 |
150 |
2×400 |
60 |
|
JSZV18-10R |
10/0.1/0.22 |
0.2 |
30 |
50 |
120 |
2×400 |
|
If the parameters required by the user exceed the scope of the above table, it can be determined after consultation with our company.
The fuse model is XRNP □-12, 7.2, 0.2, 0.5A, 50kA.
Equipped with elbow type cable head for 20kV grade, American type 200A.


JDG4-0.5 type voltage transformer,Accuracy class 0.5,designed for voltage measurement and relay protection in indoor AC circuits