CONTENT I. Safety Precautions And Procedures ................3 II Introduction ........................... 4 III Electrical Symbols ......................4 IV Technical Specifications ....................5 V Structure ..........................7 VI Host Display Interface Description .................. 8 VII Operation ........................... 9 1. Switch of high voltage detector ..................9 2.
I. Safety Precautions And Procedures Thank you for buying our wireless high voltage ratio tester. In order to avoid possible electrical shock or personal injury, please be sure: strictly abide by the safety rules and precautions listed in this manual. l Check whether the instrument is in good condition before use, no breakage, no use of the back cover before cover, otherwise there is a danger of electric shock l Under any circumstances, use this instrument should pay special attention to...
II Introduction Wireless high and low voltage ratio tester is also called high and low voltage CT wireless ratio tester. It is composed of high voltage detector, low voltage current clamp, main engine, high voltage insulation rod, monitoring software and communication line.
IV Technical Specifications Tester High voltage detector Mainframe (current clamp) 0.0mA~1200A(50/60Hz Range 0.0mA~20A Auto) Resolution 0.1mA 0.1mA φ50mm φ7.5mm Jaw size ±2%±5dgt ±0.5%±5dgt Accuracy Sampling 2 times/second Rate High-low voltage current transformer primary and secondary loop current, transformation ratio, polarity, phase, and Function on-line test;...
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Total instrument weight:3.1Kg(Insulated rod and instrument package) High pressure detector:370g(Including battery) Weight Host:409g(Including battery) Current clamp:180g Data USB transmission interface Overflow Over-range overflow function: "OL A" symbol display display 500 groups, press MENU to keep data, HOLD symbol display, press MENU Data storage again to cancel Long press the MENU button to enter the data reference mode,...
V Structure High pressure Host Insulation Low voltage Detector secondary current clamp instruction ① Clamp head ② LED power indication ③ LED low battery indication(Lights when the power supply is below 3.5V) ④ POWER button ⑤ Insulation rod connector ⑥ USB interface ⑦...
VI Host Display Interface Description Status symbol Instructions When the high voltage detector is off or there is no signal, no signal is displayed in the primary current display box of the host When the high voltage detector is out of range, OL A will be displayed in the primary current display box of the main unit When the host detects the current exceeds the range, OL A displays in the host's secondary current display box...
VII Operation Before using the tester, examine whether there is any part broken; if no, it can be put into use. Install the battery according to the manual. 1. Switch of high voltage detector Press the POWER button to turn on the POWER indicator light, the high pressure detector starts automatic detection, and the test results (the current level and pulse of the high voltage side) are sent to the host through wireless transmission.
the POWER key to switch between the test interface and the conversion ratio display interface. In the conversion ratio display interface, long press the MENU button to set the conversion ratio value, set by the LEFT button and the RIGHT button, long press the MENU button to exit the setting ratio.
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Prior to the detection, have the insulation bars connected properly, finally have the detector connected, and take care to avoid any ground impact on the instrument. Nothing but the special-made insulation bars could be connected to the instrument. After the detection, collect the insulation rod in slant direction, first take apart the detector, then the insulation bars, and take care to avoid ground impact on detector.
The test method for high and low voltage currents is shown in Figure 4. Notice: For the sake of safety, please take the instrument away from the wire after the detection is finished. High current, high current leakage can also be tested with this instrument.
5. Phase variation test 【Primary current】: The current collected with high voltage current pliers is mutual inductor’s first current 【Secondary current】: The current collected with low voltage current pliers is mutual inductor’s secondary current. 【Ration based on secondary current 5A】: The measured secondary current value is converted to be 5A, and then convert the first current based on that multiple, which is same with transformation ratio.
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transformer 10kV/380V 【 】Phase difference is about 0° to 30° or 330° to 360°, which is positive polarity in phase 【 】Phase difference of about 150 ° ~ 210 °; is the same negative polarity, that is,the current clamp reversed of the first or the second , the same phase polarity is opposite (high voltage detector's boot front and low voltage current clamp red marking point is the current input end of the same direction )
about 3 seconds to enter the interface for setting the secondary conversion current base. Press the LEFT button and RIGHT button to adjust the base value of the converted current. Press and hold the MENU button for about 3 seconds to exit the conversion ratio display mode and return to the power-on test mode.
data, the meter automatically numbers and stores the currently held data. The “MEM” symbol blinks once during the storage process. The instrument can store 500 sets of data. If the memory is full, the “FULL” symbol will continue to flash, and the memory must be cleared before it can be stored again. 8.
VIII. Battery Caution! No detection could be conducted when the battery cover is not properly closed, otherwise there is danger. Pay attention to battery electrode, otherwise it will do harm to the instrument. Can not mix old and new batteries. 1.
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The contents of this user manual cannot be used as a reason to use the product for special purposes. The company is not responsible for other losses caused by use. The company reserves the right to modify the contents of the user manual. If there is any change, it will not be notified.
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