AC Resonant Withstand Voltage Test System for 220kV Power Cables, Transformers, GIS and High Voltage Electrical Equipment

Product Overview

The SXBP Variable Frequency Resonance Test System is a high-voltage AC testing solution developed for electrical equipment that requires reliable insulation withstand verification under demanding test conditions.

The system combines a variable-frequency power supply with an excitation transformer, resonant reactors and supporting components to establish a controlled resonant test circuit.

Technical Data

Suitable for Multiple Testing Environments

1. Manufacturing Plants
   For routine production testing and high-voltage insulation verification of electrical equipment.
2. Testing Laboratories
   For professional HV equipment testing, insulation evaluation and research applications.
3. Substations
   For commissioning and acceptance testing of installed cables, GIS and related high-voltage equipment.
4. EPC Projects
   For contractors requiring flexible high-voltage testing equipment for different project sites.
5. Third-Party Testing Services
   For testing organizations that need a configurable system capable of handling multiple types of HV equipment.

FAQ

1. What is the SXBP Variable Frequency Resonance Test System used for?
   It is mainly used for AC high-voltage withstand and insulation testing of HV and EHV electrical equipment.
2. What types of equipment can be tested?
   Typical applications include power cables, GIS, SF6 circuit breakers, transformers, CTs, VTs and CVTs.
3. What is the maximum rated voltage?
   The SXBP series can be configured for rated voltages from 200 kV up to 2,000 kV.
4. What is the frequency range?
   The adjustable output frequency is 20–300 Hz.
5. Can SXBP be used for 500 kV cable testing?
   Yes. A suitable system can be configured according to the 500 kV cable's length, capacitance and required test voltage.