High Voltage Electrical Digital Impulse Portable High Pot Insulation Tester

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High Voltage Electrical Digital Impulse Portable High Pot Insulation Tester

This Insulation tester integrates analog, digital, and mechanical advantages for insulation resistance testing, featuring strong anti-interference, high short-circuit current, and suitability for large transformers and substations.

Characteristics

• Combines analog, digital, and mechanical operation strengths
• Anti-electric field interference up to 2mA (50Hz)
• Typical short-circuit current 10mA for large-capacity/inductive tests
• Suited for on-site 500,000V transformer insulation measurement without wire disconnection

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Code:
9030849000

Digital Insulation Tester Datasheet

Technique specifications	Output voltage level	0.1kV,0.25kV,0.5kV,1kV,2.5kV,5kV
	Test voltage accuracy	±(5%+10V)
	Short-circuit current	Typical value 10mA
Range and accuracy	Range	Effective range of resistance measurement	Accuracy
	20MΩ/500V	0.5~19.99 MΩ	±(5%+5digital)
	200MΩ/1000V	5.0~199.9MΩ	±(5%+5digital)
	2GΩ	0.05~1.999 GΩ	±(5%+5digital)
	20GΩ	0.5~19.99GΩ	±(5%+5digital)
	200GΩ	5.0~199.9GΩ	±(10%+10digital)
	2000GΩ	50~1999GΩ	Less than 1000GΩ ± (20% + 10 digital) (humidity ≤70%)
Basic parameters	Anti electric field interference ability	2mA(50Hz)
	Timekeeping and alarm functions	Stopwatch maxes at 19:59; 20-minute cycle.
		It beeps at 15s, 60s and every 60s thereafter. Readings hold 5s when beeping.
		If resistance is below range, reading invalid with continuous alarm.
	Display table	Three and a half bits LCD digital meter (three), respectively show test voltage, test resistance, test time.
	Power supply	10×1.2Vbattery(2000mAh Ni-MH rechargeable batt ery), total DC12V power supply
		AC: 220V (50/60Hz)
	Use environment	Temperature: -20 ºC ~ + 40 ºC; relative humidity: 20% ~ 90%
	Diemension	315×240×180mm (Length×Width×Height)
	Weight	5kg

Application

Power systems: Measuring insulation resistance of generators, transformers, cables, and switchgear in power plants and substations to ensure safe and stable operation.
Electrical equipment manufacturing: Quality inspection of insulation performance for motors, electric appliances, and other electrical products during production.
Construction and infrastructure: Testing insulation of wiring, electrical installations in buildings, and grounding systems to meet electrical safety codes.
Maintenance and repair: Periodic insulation resistance testing of electrical equipment in industrial facilities, railways, and telecommunications to detect potential faults in advance.

Product standards