Key Technical Specifications

Critical Design Features

Advanced Safety Construction

• Corona-Free Connection: Aluminum alloy corona rings prevent discharge

• Removable Stabilizing Pedestal: Ensures secure operation during HV tests

• ONAN Cooling: Oil-Natural Air-Natural thermal management

Precision Measurement Capabilities

• Special lead-wire connection to variable frequency power sources

• Single-stage and two-stage serial voltage measurement

• Scalable HV terminals for flexible configurations

Performance Validation

Rigorously tested under IEC 60270 protocols:

• ≤3pC partial discharge at 300kV AC

• Zero abnormal discharge at 330kV/1min insulation test

• Continuous 1-hour operation at rated voltage

Note: Designed exclusively for indoor high-voltage laboratories.

Transportation & Installation

• Modular aluminum corona rings for compact packing

• Pre-calibrated dividing ratio (3000:1)

• Grounding terminals for NFPA 70E compliance

Industrial Applications

Power Transformer Testing

Partial discharge detection in GSU transformers

Switchgear Diagnostics

Dielectric loss measurement at 50Hz

Research Laboratories

Precision HV waveform analysis

Compliance Standards

• IEC 60270 (Partial Discharge Measurements)

• IEC 60060 (High-Voltage Test Techniques)

• IEC 61010-1 (Safety Requirements)