Voltage impulse tester UHV

electrical safetyhigh-voltagesurge impulse

Product Overview
The UHV series programmed impulse voltage generator is used for charging pile, solar energy, low-voltage complete sets, low-voltage electrical appliances, kilowatt-hour meter, motor, wire and cable, leakage protector and other product safety performance test instrument, is low-voltage complete sets, low-voltage electrical enterprises "3C" certification testing equipment. The equipment adopts high-speed single-chip microcomputer design, manual, automatic, program-controlled multi-mode, LCD display, touch key design, with the advantages of easy operation, stable and reliable performance, high degree of automation.

Applications

• Dielectric strength testing and safety certification for EV chargers and charging stations.
• Photovoltaic and solar equipment testing.
• Low-voltage (LV) switchgear and distribution equipment testing, including CCC inspection workflows.
• Testing of circuit protection devices, energy meters, motors and power cables.
• Residual-current devices (RCDs) and other protective devices testing.

Key features

• Multi-mode operation: Manual (knob), Automatic (system-controlled) and Programmable (PC/network-controlled).
• Precision voltage regulation: constant-voltage control in automatic/programmable modes for fine impulse management.
• Programmable control: RS-485 / USB communication with customizable protocols for remote/computerized testing (voltage, parameters, triggering).
• Batch sequence testing: software-programmable sequences and combinations with real-time breakdown data and graphical feedback.
• Automated reporting: computer-generated test reports showing peak voltage, frequency and interval metrics.
• Intelligent qualification judgment: automatic pass/fail determination based on impulse current magnitude and attenuation analysis.
• Waveform monitoring: impulse divider interface for oscilloscope tracking and output verification.
• 12864 LCD dashboard: simultaneous display of DC voltage, impulse voltage, interval time and impulse frequency.
• Localized control interface: touch-button operation with bilingual menus (Chinese/English) for export inspection.
• Dual-polarity architecture and dual-output capability: independent +/- HV sources with concurrent DC and impulse generation.
• Full-range calibration and self-correcting routines embedded for real-time accuracy maintenance.

Technical specifications

• Output Voltage (DC): 0 - ±24 kV; Accuracy ±3%.
• Impulse Peak (programmable): ±20 kV; Accuracy ±3%F (adjustable).
• Impulse wavefront time: 1.2 μs ±30%.
• Impulse wave tail time to half value: 50 μs ±20%.
• Program control (gear position): ±4 kV - ±20 kV, 1 V step.
• Program control accuracy: ±3%.
• Number of impulses (programmable): 1 - 9,999.
• Interval time (programmable): 5 - 99 s (default: 5 s).
• Impulse communication: RS-485 and USB.
• Manual control impulse peak: ±2 kV - ±20 kV.
• Manual number of impulses: 1 - 9,999 (supports continuous error-free impulses).
• Manual interval time: 1 - 99 s.
• Leakage/breakdown current setting range: 30 mA - 1,200 mA.
• Power: AC 220 V ±10%, 50 Hz; Rated power consumption 200 VA.
• Environment: Ambient temperature 0 - 40 °C; Humidity < 80% RH.
• Dimensions: 450mm × 380mm × 240 mm.
• Weight (unit): 12 kg.