DV Power TWA400 Three-Phase Transformer Winding Resistance Meter (0.1 μΩ - 10 kΩ)

Output:

Test currents: 5 mA – 40 A DC

Output voltage: up to 55 V DC

Winding Resistance Measurement:

Measurement range: 0.1 μΩ - 10 kΩ

Measurement range / Typical accuracy:

0.1 μΩ – 1.999 kΩ: ± (0.1% rdg + 0.1% F.S.)

2 kΩ – 9.999 kΩ: ± (0.2% rdg + 0.1% F.S.)

Measurement range / Resolution:

0.1 μΩ – 999.9 μΩ: 0.1 μΩ

1.000 mΩ – 9.999 mΩ: 1 μΩ

10.00 mΩ – 99.99 mΩ: 10 μΩ

100.0 mΩ – 999.9 mΩ: 0.1 mΩ

1.000 Ω – 9.999 Ω: 1 mΩ

10.00 Ω – 99.99 Ω: 10 mΩ

100.0 Ω – 999.9 Ω: 0.1 Ω

1.000 kΩ – 9.999 kΩ: 1 Ω

OLTC DVtest: Resolution: 0.1 ms 

Current Clamp Meter Specifications:

Nominal current: 300 ARMS or 450 A DCPK

Measuring ranges: 30 / 300 A

Frequency range: DC to 20 kHz (-3 dB)

Resolution: ±50 / ±100 mA

Accuracy: ±1% rdg

Measurement range temperature: -50 ºC – +180 ºC / -58 ºF – +356 ºF

Thermometer Pt100 class B

Resolution: 0.1 ºC

Display: 7’’ graphical touchscreen display

Operating temperature: -20 °C – +55 °C / -4 °F – +131 °F

Storage & transportation temperature: -40 °C – +70 °C / -40 °F – +158 °F

Humidity: 0 – 95% relative humidity, non-condensing

Dimensions (W x H x D): 543 x 218 x 427 mm/ 21.4 x 8.6 x 16.8 in

Weight: 15.0 kg/ 33.0 lbs