Sieyuan Capacitors for HVDC installed on site.

IEC

GB

Capacitors for HVDC

Capacitors for HVDC include DC filter capacitors, AC filter capacitors and shunt capacitors. Used in HV and UHV DC transmission projects for harmonic filtering and reactive compensation.

  • Engineered for Multiple Duty Types

  • Ultra-High Voltage

  • High Precision Protection

  • Low Noise Operation

Product Highlights

Engineered for Multiple Duty Types

Engineered for Multiple Duty Types

Covers DC filter, AC filter and shunt compensation types. Suitable for various converter station filtering and compensation needs.

Ultra-High Voltage

Ultra-High Voltage

DC filter up to ±1100kV, AC filter and shunt up to 1000kV. Meets UHV project requirements.

High Precision Protection

High Precision Protection

H bridge current unbalance protection. Capacitance ratio of bridge arms ≤1.0018. Grading resistor tolerance ≤2%.

Low Noise Operation

Low Noise Operation

Average noise level below 65dB for capacitor units. Suitable for converter stations with strict noise limits.

Technical Specification

DC Filter Rated Voltage

±380kV ~ ±1100kV

AC Filter & Shunt Rated Voltage

220kV ~ 1000kV

Rated Frequency

50Hz / 60Hz

Noise Level

<65dB

Ambient Temperature

-40℃ ~ +45℃