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WR.10B Winding Resistance Tester

Download Product Specs
WR
Download Product Specs

The WR.10B Winding Resistance Ohmmeter is an advanced tester designed for accurate measurement of transformer winding resistance and the DC resistance of high-power inductive devices. Controlled by a microcomputer, it automates self-check, data processing, and display functions. With its new power technology, the WR.10B is lightweight, highly accurate, and capable of delivering high output current.

Key Features

  • High accuracy with 1 µΩ resolution

  • Wide test current range up to 10A

  • Lightweight, portable design for field or lab use

  • Automated self-check and data processing

  • Built-in printer for immediate test reporting

  • Stores up to 200 test groups with PC connectivity

  • Suitable for transformer winding resistance and DC resistance testing

Technical Specifications

Resistance Precision

  • ±(0.2% RGD + 2d)

Test Range

  • 1.000Ω – 1000Ω (20mA)

  • 100.0mΩ – 100.0Ω (200mA)

  • 10.00mΩ – 10.00Ω (2A)

  • 4.000mΩ – 4.000Ω (5A)

  • 2.000mΩ – 2.000Ω (10A)

Output Voltage

  • 30 VDC

Low Scale

  • 1 µΩ

Output Current Precision

  • ±5%

Data Storage & Connectivity

  • Stores up to 200 test groups

  • Built-in thermal printer for onsite reports

  • Supports PC upload via USB

Weight

  • 10 kg

Power Supply

  • AC 220V ±10%, (50 ±1) Hz

  • Built-in Li-ion battery pack

Operating Conditions

  • Temperature: –10°C to 50°C

  • Humidity: <90% (non-condensing)

Standard Accessories

  • WR.10B Tester – 1

  • 220V Power Wire – 1

  • Test Wires – 1

  • Ground Wire – 1

  • Fuse (3A) – 5

  • PC Software CD – 1

  • Instruction Manual – 1

  • Survey Report – 1

  • Production Certification – 1

  • USB-Serial Wire – 1

  • Accessory Case – 1

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