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BPXZ-1500kVA 500kV Variable Frequency Series Resonant Withstand Voltage Test System
BPXZ-1500kVA 500kV Variable Frequency Series Resonant Withstand Voltage Test System

BPXZ-1500kVA 500kV Variable Frequency Series Resonant Withstand Voltage Test System

Applications:

This equipment fully leverages our company's advantages in electronic measurement technology and electromagnetic compatibility. All components of this system, including the variable frequency power supply, excitation transformer, cast-resin high-voltage reactor, and high-precision capacitive voltage divider, are independently developed, designed, and manufactured by us.

  • Response within
    24 hours

  • Free warranty
    12 month

  • On-line training
    Support

Profile:

The BPXZ-1500kVA 500kV Variable Frequency Series Resonant Withstand Voltage Test System is a high-capacity, precision-engineered solution designed for AC withstand testing of GIS systems, switches, and transformers up to 220 kV. It supports test frequencies from 30 to 300 Hz with output voltages up to 500 kV, ensuring comprehensive insulation integrity verification. This system integrates advanced safety features and user-friendly controls, making it ideal for both laboratory and field applications.

Features:

  • Manual/Auto Modes: Large touchscreen display for parameter setting and real-time monitoring.
  • Protection Functions: Overvoltage, overcurrent, discharge, detuning, zero-crossing, flashover protection, and emergency stop.
  • Data Storage & Retrieval: Save and retrieve up to 200 test records via USB or built-in printer.
  • Automatic Voltage Stabilization: Maintains stable test voltage within 1.0% accuracy.
  • Frequency Tuning: Coarse and fine adjustments; automatically finds resonance points ensuring stability throughout the test.

Parameter:

Key Components Specifications
Variable Frequency Power Supply Control Box BPXZ-75kW/0.4kV
  • Technical Parameters:
    • Input Power: Three-phase 380V ±5%, 50 Hz
    • Output Voltage/Current: 0–400 V, max current 180 A
    • Output Frequency: 30–300 Hz, resolution 0.1 Hz, stability <0.05%
    • Rated Output Capacity: 75 kW
    • Dimensions & Weight: 850×500×600 mm, 160 kg
Excitation Transformer JLB-75kVA/5kV/10kV/25kV/0.4kV
  • Technical Parameters:
    • Rated Capacity: 75 kVA
    • Input Voltage: 0–400 V
    • Output Voltage: 5 kV, 10 kV, 25 kV
    • Operating Frequency: 30–300 Hz
    • Continuous Operation Time: 15 min
    • Dimensions & Weight: 900×750×800 mm, 400 kg
Reactor DK-1500kVA/500kV
  • Technical Parameters:
    • Maximum Working Voltage: 500 kV (RMS)
    • Maximum Working Current: 6 A (RMS)
    • Rated Capacity: 1500 kVA
    • Rated Inductance: 589 H
    • Operating Frequency: 30–300 Hz
    • Continuous Operation Time: 60 min
    • Dimensions & Weight: φ800×1950 mm, 1500 kg/unit
Capacitive Divider FC-500kV/1000pF
  • Technical Parameters:
    • Operating Mode: Pure capacitive
    • Rated Voltage: 500 kV RMS
    • Rated Capacitance: 1000 pF
    • Operating Frequency: 30–300 Hz
    • Measurement Error: <1.0%
    • Dimensions & Weight: φ160×1950 mm, 20 kg
9. Additional Performance Features
  • User Interface: Touchscreen interface displays all critical parameters including resonant voltage, test frequency, low-voltage/current, duration, and various protections.
  • Safety Protections: Comprehensive safety measures including overvoltage, overcurrent, flashover, and emergency shutdown.
  • Data Management: Store and retrieve test results, print via USB or integrated printer.
  • Stability & Precision: Ensures precise voltage stabilization and frequency tuning across the entire test range.