Dongguan HOOHA Electrical Equipment Company Limited
Make wire and tube business easy.
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wire and cable test machine QJ57 DC Kelvin Bridge
wire and cable test machine Product description:
QJ57 DC Kelvin bridge is applied to measurement of DC resistance in mining industries, laboratory or workshop site and field work place, to test DC resistance, resistivity inside of metal conductor, resistance of conductor line, resistance of DC shunt, contact resistance of switch and appliance; winding wire resistance of various of motors and transformers; and elevated temperature test and so on
wire and cable test machine Standard:
• GB/T3048.4-2007
wire and cable test machine Technical parameters:
• Measuring range: 0.01μΩ ~ 1.1111KΩ
• Accuracy: 0.05%
• The main parameters of each range
|
Range magnification
|
Effective range(Ω) | Accuracy(%) |
| X103 | 0～1111.10 | 0.05 |
| X102 | 0～111.110 | |
| X10 | 0～11.1110 | |
| X1 | 0～1.11110 | |
| X10ˉ1 | 0～0.111110 | |
| X10ˉ2 | 0～0.0111110 | 0.2 |
| X10ˉ3 | 0～0.00111110 | 2 |
wire and cable test machine Specifications:
• Overall dimensions: 300×250×160 mm
• Power supply: built-in null indicator power supply 9 V (one 6F22 type battery)
built-in bridge working power supply 1.5 V