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Waco 250 Volts Analogue Insulation Tester
Model
Ohms
Specifications
| Country of Origin | India |
|---|---|
| Accuracy | As per ISS-2992-1987 |
| Brand | Waco |
| Dimensions | 110x128x195 mm (Approx.) |
| Response time | 3 seconds |
| Weight | 2.5 Kg (Approx.) |
| Rotation Speed | 160 or more r.p.m. |
| Scale Length | 90 mm (Approx.) |
| High Voltage Test | Withstands minimum 2000 Volts or (Rated voltage+1000) Volts A.C. (rms) between the electrical circuit & handle for one minute |
| Insulation Resistance Test | Better than 50 Megohms at 5000 V D.C. between the electrical circuit & containing case |
Key Features
- Silent Generator
- Accurate & Quick response
- Confirms to ISS : 2992/1987
- Graceful Appearance
- High sensitive cross coil indicator
- Collapsible Driven Handle-fold back flush into casing when not in use
- Chuck nut locking arrangement to prevent anti Clock-Wise Rotation
- Centrifugal Clutch (Governor) For Constant Output Voltage
- Guard Terminal & an externally accessible infinity adjuster are provided for instrument having insulation range 1000 megohms & above.
- Housed in Anti- magnetic aluminium body
- Metallic Flap over Glass window
Product Description
The Waco WI-251 is an analogue insulation resistance tester engineered for applications requiring up to 250V of test voltage. Perfect for intermediate-level testing, it offers clear analog readouts with a wide measurement range. This model is used extensively in schools, industrial maintenance departments, and electrical installation testing. It ensures that insulation materials remain intact, reducing the risk of leakage currents or equipment failure. Built with strong, impact-resistant housing, the WI-251 is ideal for fieldwork and lab use alike. Its simple dial-based operation and zero-adjust knob allow technicians to quickly perform insulation checks with confidence.
Available on EnvMart, these Insulation Testers are perfect for checking the insulation resistance of electrical equipment. Waco Insulation Testers offer accuracy and reliability, making them ideal for both professional electricians and maintenance technicians.
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Frequently Asked Questions
The Waco 250 Volts Analogue Insulation Tester is engineered for applications requiring up to 250V of test voltage.
The accuracy of the Waco WI-251 insulation tester is as per ISS-2992-1987.
The dimensions of the Waco 250 Volts Analogue Insulation Tester are approximately 110x128x195 mm, and it weighs about 2.5 Kg.
The response time of the Waco WI-251 insulation tester is 3 seconds.
The Waco WI-251 insulation tester can measure insulation resistance better than 50 Megohms at 5000 V D.C. between the electrical circuit and the containing case.
The rotation speed of the Waco 250 Volts Analogue Insulation Tester is 160 or more revolutions per minute (r.p.m.).
The scale length of the Waco WI-251 insulation tester is approximately 90 mm.
The Waco 250 Volts Analogue Insulation Tester can withstand a minimum of 2000 Volts or (Rated voltage + 1000) Volts A.C. (rms) between the electrical circuit and handle for one minute.
The available models in the Waco insulation tester series include WI 251, WI 252, WI 253, WI 254, and WI 255, with various insulation resistance ranges.
The zero-adjust knob on the Waco WI-251 allows technicians to quickly perform insulation checks by calibrating the instrument before testing.
The Waco 250 Volts Analogue Insulation Tester is manufactured in India.
The Waco WI-251 insulation tester is extensively used in schools, industrial maintenance departments, and for electrical installation testing.
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