200kV/10kJ Transformer Lightning Impulse Voltage Tester

200kV/10kJ Transformer Lightning Impulse Voltage Tester Product Description Scope of Application This Lightning Impulse Voltage Tester is suitable for standard lightning impulse voltage full-wave testing of air gaps, reactor switches, insulator strings, bushings, power transformers, and...

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200kV/10kJ Transformer Lightning Impulse Voltage Tester

Product Description

Scope of Application

This Lightning Impulse Voltage Tester is suitable for standard lightning impulse voltage full-wave testing of air gaps, reactor switches, insulator strings, bushings, power transformers, and transformers rated at 11 kV and below.

Technical Data

Item	Specification
Nominal Voltage	±200kV
Rated Voltage	±100kV
Nominal Energy	10kJ
Impulse Capacitance	0.5μF (4 × 2μF / 50kV)
Number of Levels	2
Lightning Impulse (1.2/50μs)	Utilization factor >85% (>90% at 300pF no-load); compliant with GB311/GB16927
Min. Output Voltage	>10% of nominal voltage
Duty Cycle	>70% rated voltage: 120s interval
Duty Cycle	<70% rated voltage: 60s interval