Designed for Medium Voltage Power Systems
Our High Voltage Capacitor is a core component for reactive power compensation and filtering in medium and high-voltage power systems, suitable for 3.6kV to 40.5kV systems. This product uses high-field-strength polypropylene film as the dielectric. Combined with a high-vacuum impregnation process, the product maintains excellent insulation performance and capacitance stability under high voltage stress. Our product has a reliable overvoltage isolation device and fuse protection structure inside. If abnormal overvoltage occurs in the system, it can safely isolate the faulty unit to prevent fault expansion. In substations, industrial high-voltage distribution systems, and renewable energy plants, this product is key equipment for improving power factor and power quality.

Safety and Durability in High Voltage Applications
In structural design, our High Voltage Capacitor fully considers the safety requirements of high-voltage applications. The housing is made of high-strength metal with excellent sealing and explosion-proof characteristics. It is filled with environmentally friendly insulating gas or high-stability insulating oil. This ensures stable performance throughout the product's life cycle. Every product undergoes strict power-frequency withstand voltage tests, partial discharge tests, and capacitance measurements before shipping. Each product comes with a complete factory test report. With the technical accumulation of the former State-owned No. 897 Factory in high-voltage vacuum devices, our product reaches industry-leading levels in insulation design and manufacturing processes.

Expertise You Can Trust
You can rely on this High Voltage Capacitor for your critical power infrastructure. Our engineers have decades of experience in high-voltage technology. We understand the safety and reliability requirements of these systems. This capacitor is built to the highest standards. We are committed to providing you with a product that delivers stable, long-lasting performance. When you choose our High Voltage Capacitor, you are choosing a partner with a proven track record in high-voltage electrical components.
Specifications
|
Parameter |
Specification |
|
Rated Voltage |
3.6kV / 7.2kV / 12kV / 40.5kV |
|
Rated Capacity |
50kvar - 1000kvar (per unit) |
|
Capacitance Tolerance |
-5% to +10% |
|
Dissipation Factor (tanδ) |
≤0.0012 |
|
Partial Discharge Level |
≤10pC (at 1.5 times rated voltage) |
|
Insulation Level |
Matched to voltage rating |
|
Discharge Resistor |
Built-in (discharge time meets standards) |
|
Applicable Standards |
GB/T 11024, IEC 60871 |
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