Product Introduction

       The NDYB Power Frequency Withstand Voltage Test Device consists of a test transformer and a withstand voltage test console. It can be used for transformer withstand voltage tests, cable withstand voltage tests, and various electrical equipment withstand voltage insulation tests.

       The NDYB Power Frequency Withstand Voltage Test Device is an advanced intelligent withstand voltage test equipment designed according to the latest national power industry standards. It is used to conduct insulation strength tests on various electrical products, electrical components, and insulating materials under specified voltages to assess the insulation level of products, identify insulation defects in test samples, and measure overvoltage capability. It is widely used in electrical manufacturing departments, power operation departments, research institutions, and universities. This device incorporates state-of-the-art microcomputer technology and digital measurement and control methods combining hardware and software. Its excellent design and meticulous consideration make it easy and convenient to use.

Product Features

☆ Full keyboard operation, fully digital measurement and control, intelligent workflow
☆ Four display windows simultaneously show high and low voltage, current, and withstand voltage time, along with multiple status indicators
☆ High-precision measurement and data processing, display accuracy better than 0.5%
☆ Key-controlled automatic/manual operation modes
☆ Automatic motor inertia judgment and compensation, step-by-step voltage regulation algorithm
☆ Automatic capture of peak voltage and current, facilitating breakdown tests
☆ Arbitrary setting of high voltage, high current, low current, and withstand voltage time
☆ Automatic withstand voltage timing upon reaching the set voltage; automatic voltage reduction to zero after timing completion
☆ Automatic voltage cutoff and reduction to zero when exceeding the set current (either high or low current), with audible and visual alarms
☆ Test results can be viewed and printed, with automatic/manual printing options
☆ Melodic sound notifications, varying by status
☆ Hardware and software anti-interference design, strong anti-interference capability
☆ Automatic error diagnosis, easy to identify and resolve issues

Technical Parameters

☆ Power supply: AC220V/380V±10%
☆ Operating frequency: 50Hz±1
☆ Voltage range: 0~500kV (customizable)
☆ Capacity range: 0~300kVA (customizable)
☆ Voltage accuracy: ≤0.5% (F.S) (customizable)
☆ Current accuracy: ≤0.5% (F.S) (customizable)
☆ Timing range: 0-999s
☆ Ambient temperature: -20℃~+50℃
☆ Ambient humidity: ≤85%RH
☆ Altitude: <1000m
☆ Storage temperature: -25℃ ~ +55℃