| After-sales Service: | 24 Hours Oneline Technical Support |
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| Warranty: | 3 Years |
| Max Diameter of Workpiece: | <500mm |
| Customization: |
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Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
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| Payment Method: |
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| Initial Payment Full Payment |
| Currency: | US$ |
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| Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
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Suppliers with verified business licenses
Audited Supplier Transformer Winding Ohmmeter
Model: TWO Group
| Model No. | 110 | 110S | 120 | 140S | 150S | 160S | 320 | 1100S |
| DC output range | 10A, 5A, 1A, 200mA, 40mA, 5mA, auto | 10A, 5A, 1A, 200mA, 40mA, <20ma, auto=""> | 20A, 10A, 5A, 2A, 100mA, <5ma<> | 40A, 20A, 10A, 5A, 2.5A, <20ma<> | 50A, 20A, 10A, 5A, 2.5A, <5ma<> | 60A, 40A, 20A, 10A, 5A, <5ma<> | automatically select, maximum 20A | 100A, 50A, 20A, 10A, 5A |
| Resistance Measurement | 1mΩ-1.6Ω @10A | 0.5mΩ-0.8Ω @10A | 100μΩ-1Ω @20A | 50μΩ-500mΩ @40A | 50μΩ-400mΩ @50A | 40μΩ-300mΩ @60A | 0-100Ω | 50μΩ-100mΩ @100A |
| 30mΩ-3.2Ω @5A | 1mΩ-4Ω @5A | 500μΩ-2Ω @10A | 100μΩ-1Ω @20A | 100μΩ-1Ω @20A | 50μΩ-500mΩ @40A | 100μΩ-200mΩ @50A | ||
| 60mΩ-16Ω @1A | 5mΩ-20Ω @1A | 1mΩ-4Ω @5A | 500μΩ-2Ω @10A | 500μΩ-2Ω @10A | 100μΩ-1Ω @20A | 200μΩ-800mΩ @20A | ||
| 100mΩ-80Ω @200mA | 100mΩ-100Ω @200mA | 5mΩ-10Ω @2A | 1mΩ-4Ω @5A | 1mΩ-4Ω @5A | 500μΩ-2Ω @10A | 500μΩ-2Ω @10A | ||
| 300mΩ-400Ω @40mA | 1Ω-500Ω @40mA | 100mΩ-200Ω @100mA | 2mΩ-8Ω @2.5A | 2mΩ-8Ω @2.5A | 1mΩ-4Ω @5A | 1mΩ-4Ω @5A | ||
| 100Ω-100kΩ @5mA | 100Ω-100kΩ @<20ma<> | 200Ω-100kΩ @<5ma<> | 10Ω-20kΩ @<20ma<> | 10Ω-20kΩ @<5ma<> | 10Ω-20kΩ @<5ma<> | |||
| Measuring Accuracy | 0.2% reading ±2μΩ | 0.2% reading ±2μΩ | 0.2% reading ±2μΩ | ±0.2% reading ± 2μΩ | AC220V/230+F9V/120V; 50Hz/60Hz +B:Ior customized |
±0.2% reading ± 2μΩ | 0.2% reading ±2μΩ | ±0.2% reading ± 2μΩ |
| Resolution | 0.1μΩ | 0.1μΩ | 0.1μΩ | 0.1μΩ | 0.1μΩ | 0.1μΩ | 0.1μΩ | 0.1μΩ |
| Display | LCD screen | 7" high brightness touch screen | 7" true-color LCD screen for display | 320×240 colour LCD screen for display | 320×240 colour LCD screen for display | 320×240 colour LCD screen for display | 7' true-color LCD screen for display | 320×240 colour LCD screen for display |
| Data Transfer | USB | USB | USB | USB | USB | USB | USB | USB |
| Printer | Built-in | Built-in | Built-in | Built-in | Built-in | Built-in | Built-in | Built-in |
| Max. Results Storage | >300 groups | 1000 groups | 500 groups | 1000 groups | 1000 groups | 1000 groups | 500 groups | 1000 groups |
| Power Supply | AC220V/230V/120V; 50Hz/60Hz or customized |
AC220V/230V/120V; 50Hz/60Hz or customized |
AC220V/230V/120V; 50Hz/60Hz or customized |
AC220V/230V/120V; 50Hz/60Hz or customized |
AC220V/230V/120V; 50Hz/60Hz or customized |
AC220V/230V/120V; 50Hz/60Hz or customized |
AC220V/230V/120V; 50Hz/60Hz or customized |
AC220V/230V/120V; 50Hz/60Hz or customized |
| Dimension | 327x270x140mm (12.87x10.63x5.51 in) |
360x290x170mm (14.17x11.42x6.69 in) |
400x340x195mm (15.75x13.39x7.68 in) |
400x225x350mm (15.75x8.86x13.78 in) |
400x225x350mm (15.75x8.86x13.78 in) |
400x225x350mm (15.75x8.86x13.78 in) |
400x340x195mm (15.75x13.39x7.68 in) |
400x225x350mm (15.75x8.86x13.78 in) |
| Weight | 5.28kg(11.64 lb) | 6kg(13.23 lb) | 8.6kg(18.96 lb) | 13kg(28.67 lb) | 15.1kg(33.29 lb) | 15.1kg(33.29 lb) | 8kg(17.64 lb) | 19.5kg(42.99 lb) |
| Storage Temperature | -20ºC~60ºC | -20ºC~60ºC | -20ºC~60ºC | -20ºC~60ºC | -20ºC~60ºC | -20ºC~60ºC | -20ºC~60ºC | -20ºC~60ºC |
| Humidity | <90%<> | <90%<> | <90%<> | <90%<> | <90%<> | <90%<> | <90%<> | <90%<> |
| Operating Temperature | -10ºC~50ºC | -10ºC~50ºC | -10ºC~50ºC | -10ºC~50ºC | -10ºC~50ºC | -10ºC~50ºC | -10ºC~50ºC | -10ºC~50ºC |
| Safety Qualifications | IEC61010-1 | IEC61010-1 | IEC61010-1 | IEC61010-1 | IEC61010-1 | IEC61010-1 | IEC61010-1 | IEC61010-1 |
| EMC | IEC 61326 | IEC 61326 | IEC 61326 | IEC 61326 | IEC 61326 | IEC 61326 | IEC 61326 | IEC 61326 |
HAOMAI ELECTRIC POWER AUTOMATION is established in 1999 and located in Wuhan of China, which is specialized in developing and manufacturing electrical power test and measurement instruments. HAOMAI products are widely used in power grid, petrochemical, metallurgy, railway, coal mine, research institutes and all kinds of large-scale factories or enterprises.mainly focuses on the sales and services of Protection Relay Test System, CT/PT Analyzer, Battery Load Tester, Transformer Testing Equipment, Circuit Breaker Analyzer, Partial Discharge Detector etc. electrical power test and measurement instruments.
HAOMAI follows total quality criteria, and always maintains standardized process and procedures for continuous growth. HAOMAI has been certified by ISO 9001:2015, ISO 14001:2015 and OHSAS 18001:2007.
HAOMAI builds own RELAYSTAR laboratory and performance test laboratory, and possesses professional production equipment and testing instruments in factory, such as Agilent 34401A 6 1/2 High-precision Meter, FLUKE Multi-meter, EMH Standard Meter, CLOU Standard Power Source, Oscilloscope, Phase Meter, Insulation Test System, High Voltage Dividers, AC High Voltage Generator, Time Calibration Tester, Standard Micro-resistance etc.
HAOMAI is China well-known mark recognized and approved by State Administration for Industry & Commerce of People's Republic of China, and enjoys high reputation in domestic and foreign markets.
HAOMAI now is the key supplier for SGCC(State Grid Corporation of China) and CSG(China Southern Power Grid). Till 2018 HAOMAI products have been sold to 34 different countries.
HAOMAI always sticks to the faith of "cooperation and sharing", takes the "technology and market" as the direction, "creation and innovation" as the soul, listens to clients carefully, and improves the technology, upgrades the products, optimizes the service and tries all to be the global leader in electrical power test and measurement instruments field.
Suppliers with verified business licenses
Audited Supplier 
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