150KV High Voltage Series Resonance Test System and Equipment for Power Transformer Testing and Substation Commissioning Projects

The Variable Frequency AC Resonant Test System is an advanced high voltage testing device developed for insulation verification of power equipment with large capacitance characteristics. By using variable frequency resonance technology, the system can achieve high voltage AC output with lower energy consumption, providing a practical testing method for electrical equipment manufacturers, utilities, and testing organizations.

Different from conventional high voltage test methods, this AC Resonant Test System improves voltage stability and reduces waveform distortion during testing. It is designed to detect insulation defects, evaluate dielectric strength, and confirm the electrical performance of equipment before operation. The system is suitable for various testing environments, including production lines, laboratories, substations, and field service locations.

The system is widely used in transformer factories for insulation strength evaluation and AC withstand testing. It helps manufacturers verify product quality and ensure transformers meet required electrical performance standards before shipment.

For underground cables, GIS equipment, and substation installations, the system provides reliable AC test voltage for commissioning, acceptance inspection, and maintenance analysis, helping identify insulation risks before equipment operation.

The Variable Frequency AC Resonant Test System is also suitable for utilities and engineering companies performing preventive testing on switchgear, reactors, motors, and other high voltage equipment to improve system reliability.

1. Reduced Power Requirement
   Resonant technology allows the system to generate high test voltage with lower input power, making it more efficient for large-capacitance electrical equipment.
2. Excellent Output Quality
   The equipment provides stable AC voltage with low harmonic distortion, helping achieve accurate insulation test results and reducing measurement errors.
3. Flexible Testing Applications
   One system can be configured for different testing requirements, covering transformers, cables, GIS, switchgear, and other high voltage devices.
4. Safe Intelligent Control
   The integrated control system provides real-time monitoring and protection functions to improve operational safety during high voltage testing.

• Q1: What is the main purpose of a Variable Frequency AC Resonant Test System?
  A: It is mainly used for AC withstand testing and insulation performance evaluation of high voltage electrical equipment.
• Q2: Which equipment is suitable for this testing system?
  A: The system can test transformers, high voltage cables, GIS, switchgear, reactors, and other capacitive loads.
• Q3: What advantages does resonance technology provide?
  A: It reduces power consumption, improves voltage waveform quality, and enables efficient testing of large-capacity equipment.
• Q4: Can the system be customized for different projects?
  A: Yes. Sansion Power can customize voltage level, capacity, and system configuration according to specific testing requirements.