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Hand Driver Generated Type (AHD Series) -  Yokins Instruments
Hand Driver Generated Type (AHD Series) -  Yokins Instruments
Hand Driver Generated Type (AHD Series) -  Yokins Instruments
Hand Driver Generated Type (AHD Series) -  Yokins Instruments
Analog Insulation Tester

Hand Driver Generated Type (AHD Series)

INR

The AHD Series Hand Driven Generator Type Insulation Tester is a rugged, manually operated instrument designed for accurate measurement of insulation resistance in electrical systems. It generates high DC test voltage through a built-in hand-cranked generator, eliminating the need for external power supply or batteries.

Engineered for industrial and field applications, the AHD Series is ideal for testing the insulation strength of motors, transformers, cables, switchgear, generators, and electrical installations.

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Hand Driver Generated Type (AHD Series)

The AHD Series Hand Driven Generator Type Insulation Tester is a rugged, manually operated instrument designed for accurate measurement of insulation resistance in electrical systems. It generates high DC test voltage through a built-in hand-cranked generator, eliminating the need for external power supply or batteries.

Engineered for industrial and field applications, the AHD Series is ideal for testing the insulation strength of motors, transformers, cables, switchgear, generators, and electrical installations.

Product Description

An insulation tester is a reliable electrical measuring instrument designed to check the insulation resistance of cables, motors, transformers, switchgear, and other electrical installations. It applies a high DC test voltage to accurately detect insulation degradation, leakage currents, and potential faults, helping prevent electrical failures and ensure safety. Suitable for industrial, commercial, and maintenance applications, insulation testers are essential for routine testing, commissioning, and preventive maintenance.

Feature

Manual Generator Operation

  • Produces stable DC test voltage by rotating the hand crank, ensuring reliable performance even in remote locations.

Wide Test Voltage Options

  • Available in multiple voltage ratings such as 250V, 500V, 1000V, 2500V, and 5000V (model dependent).

High Resistance Measurement Range

  • Measures insulation resistance from low Mega Ohm values up to several thousand Mega Ohms depending on the model.

Large Analog Display

  • Clear and easy-to-read analog scale for instant resistance indication and trend observation.
Hand Driver Generated Type (AHD Series) -  Yokins Instruments
Specification
Product Specifications
GENERAL CHARACTERISTIC
Power Hand Driven Generator
Product Size 153 × 106 × 57 mm
Product Net Weight 504 g
Standard Accessories Carrying Bag, Test Leads, Manual
SPECIFICATIONS
MODEL Rated Voltage Accuracy Resistance
HD-501 500V ±5% 0–100 MΩ
HD-1002 1000V ±5% 0–200 MΩ

FAQ

  • 1. What is a Hand Driven Generator Type Insulation Tester?

    It is a manual insulation resistance testing instrument that generates high DC voltage by rotating a hand crank. It is used to measure insulation resistance of electrical equipment.

  • 2. What models are available?

    The available models include:

    • HD-501 – 500V, 0–100 MΩ
    • HD-1002 – 1000V, 0–200 MΩ
  • 3. What is the accuracy of these models?

    Both HD-501 and HD-1002 offer ±5% accuracy.