China 20kv Indoor Potential Transformer PT Measuring Instrument Accuracy 0.5 Class Jdz11-20, Find details about China Potential Transformer, PT from 20kv Indoor Potential Transformer PT Measuring Instrument Accuracy 0.5 Class Jdz11-20
JDZ11-20 voltage transformer
Description:
JDZ11-20 voltage transformer is of single-phase epoxy resin fully enclosed casting structure. Suitable for indoor AC 50-60Hz power system for voltage, power measurement and protection purposes.
Core in the primary winding and secondary winding epoxy resin cast molding, secondary outlet terminals installed an outlet terminal box, terminal box on the three directions can lead to secondary winding, and shield with anti-theft function
| Type | Rated frequency (Hz) | Rated voltage ratio (kV) | Accuracy class | Rated output (VA) | limit output (VA) | Rated insulating level (W) | Remark |
| JDZ11-20 | 50 | 20/0.1 | 0.2 0.5 | 30 50 | 500 | 24/65/125 | VKV |
| 20/0.1/0.1 | 0.2/0.5 | 20/30 | |||||
| 20/0.1/0.22 | 0.2/3 | 20/300 |
| Installation site: indoor |
| Ambient temperature:-15ºC~+40ºC, daily average temperature not more than +30ºC |
| Attitude: does not exceed 3000m |
| Humidity: the average value of the relative humidity measure for a period of 24 h does not exceed 95 percent |
| Contamination severity: class II |
| No severe shake or bump in the installation site |
| The ambient air is not significantly polluted by dust, smoke, corrosive gases, vapors, or salt |
Zhejiang ZheGui Electric Co., Ltd established in 2013. We are located in Zhejiang with convenient transportation access and developed electrical market. We are group of private enterprises that hold the production license issued by the former ministry of energy and ministry mechanical and electrical engineering.
The company has nearly 60 million fixed assets and more than 60 employees, covering 23133 square meters. We are specialized in R&D production of complete switchgear of high and low voltage equipment such as prefabricated substation, distribution cabinet/box, drawer cabinet, ring network cabinet, inflatable cabinet, etc.
We owns three CNC bending machine, CNC shearing machine, CNC laser cutting machine and a series of advanced production equipment to further optimized the product structure and improve the efficiency of production. After nearly 7 years of development, it has passed ISO 9001-2000 quality system certification. All items produced by our own factory, so our advantages are: reliable quality and reasonable price. Gather the world's energy to delight your business. It's honorable for Zhegui to share your progress, brilliance and success!