ETCR033H High Voltage Clamp Current Sensor User Manual
Contents
1. Tel 86 20 62199556 62199553 Fax 86 20 62199550 E mail info etcr cc Website www etcrcc2. phase power energy power power factor Can accommodate 4 pieces alkaline dry battery 1 5V AAA supply power for further development Clamp Mode Clamp CT Output Mode Current induction coil tap output S1 S2 Function Battery Container Clamp Size Diameter 33mm Range 0 600A AC Resolution 0 01mAAC 1 0 FS 50HZ 60Hz 23 C 2 C below 70 RH keep the wire be in the center Accuracy aiclamnp Coils Turn 1 4000 Phase Error 3 50Hz 60Hz 23 C 42 C Reference Load RL 0 1A 500Q 0 10A lt 500 0 100AS5Q 0 1000A lt 0 5Q Output Wire Length of 10cm can connect it after open the cover Electric Fleg About 10mA when the external electric field 100A 10mm nearby Interference i ger rie Keep the wire be in the center of clamp Current Frequency 45Hz 60Hz measured current frequency Frequency Characteristics 10Hz 100kKHz Circuit Voltage High voltage testing up to 110KV operate with insulation rods Dimension 245mmx70mmx40mm Weight 210g Working 3 ya a Environment 20 C 50 C below 80 rh Storage A a 2 Environment 10 C 60 C below 70 rh Structure Anti dripping II Insulation Strength AC 3700V rms between core and shell Safety Rules IEC1010 1 IEC 1010 2 032 Pollution degree 2 CAT III 600V III Principle and Structure The sensor induced output a current 11 the current 11 generate voltage U on
3. the external sampling load resistance RL so the measured current I can be calculated by measuring I1 or U Among them l nxl1 U I1 RL n is the coils turn current ratio g __ Omm__ lq 30mm 40mm I LOM a RL conv U s2 TE G T gt Me 66mm m 1 Clamp including boot sector 3 Display window for further development 5 Insulation rod connector 7 Battery cover 9 Output wire hidden inside the box 4 Used for button or indicator 6 Cover connection screw 8 Battery cover fixed screw 10 Insulation rods 5m optional 2 Paster area for further development Clamp live wire or null line separately to measure the current of this line Note single wire Clamp live wire and null line together to measure leakage current of single phase Note 2 wires Clamp earth wire to measure grounding line leakage current of electrical equipment Note single wire Clamp three wires together to measure the leakage current of three phase three wires Note 3 wires Clamp four wires together to measure the leakage current of three phase four wires Note 4 wires A Manufactured by ETCR Electronic Technology Company Address F 3F No 4 Pengshang Zhifu Road Jiahe Baiyun District Guangzhou Guangdong China Post Code 510440
4. ETCRO33H High Voltage Clamp Current Sensor User Manual Thanks for your purchase of ETCR033H High Voltage Clamp Current Sensor e of our company For better use of the product please make sure to read this user manual in details to abide by the safety regulations and precautions strictly u Under any circumstance it shall pay special attention on safety in use of this sensor Pay attention to words and symbols stick on the panel u Ifthe voltage of tested circuitry has exceeded 600V it must be used by connecting with an insulation rod u As it is very dangerous of high voltage transmission line the operator must get strict training and the relevant certification on high pressure operation of the state before using this meter and making a field test u Keep the pliers clean maintenance regularly Stop using the sensor when there is a rupture or break u Please don t keep or store the sensor in the spot with high temperature and moisture or condensation and under direct daylight radiation for a long time u This sensor is only to be used disassembled and repaired by qualified personnel with authorization u When it may cause hazard by continuous use for the reason of the sensor itself it shall immediately stop using it and deposit it at once leaving it for disposal by authorized agency u For risk of danger icon in manual users must perform safety operations strictly in compliance with the manual content c I Introductio
5. n ETCR033H High Voltage Clamp Current Sensor break through the traditional structure specially designed for online measurement of high low voltage current leakage current high order harmonic current variable ratio phase power energy power power factor Adopt the latest CT and shielding technology It is portable clamp design no need to disconnect the measured circuits non contact safe and fast ensures high precision high reliability and high stability for year round uninterrupted testing The innovation integrated design of pliers and boot sector with automatic switching structure Keep the wire be in the center of clamp push the sensor to clamp the measured wire while pull the sensor to withdraw the measured wire The sensor can use together with insulation rods for high voltage testing up to 110KV such as zinc oxide lighting arrester meter high voltage clamp current meter high voltage current transformation tester It can also be connected with phase detection analyzer industrial control equipment data recorder oscilloscope harmonic analyzer electric power quality analyzer high precision digital multi meter etc It is widely applied in electricity communication meteorology railway oilfield construction measurement scientific and research teaching unit industrial and mining enterprises ll Technical Specifications Measurement of high low voltage current leakage current high order harmonic current variable ratio
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