Product introduction
Wuhan UHV the insulation of the electric power production hold detector using embedded industrial microcomputer real-time operating system, digital to analog pointer and digital code display perfect combination, the whole list has a variety of output voltage level (2500 v, 5000 v, 10000 v), strong anti-interference, analog pointer and digital synchronous display, ac/dc, simple operation, automatic save measurement results, etc. It is an ideal tester for measuring insulation resistance of transformers, mutual inductors, generators, high voltage motors, lightning arresters, etc.
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Product functions
High-voltage insulation resistance testing
Used for testing the insulation condition of transformers, generators, motors, power cables, capacitors, surge arresters, and other equipment.
Maximum measurement range up to 400 GΩ.
Three test voltage output levels
2500 V DC
5000 V DC
10000 V DC
Different test voltages can be selected based on the equipment under test.
Dual insulation resistance display
Analog pointer display: Observes insulation resistance trends.
Digital display: Accurately reads measurement results.
Automatic test data saving
Automatically records test results.
Can continuously save up to 19 sets of measurement data.
Data is retained even after power loss.
High-voltage status indication
Provides audible tone + display indication when high voltage is being output, alerting operators that the equipment is in high-voltage state.
Technical parameter
| voltagem de saída | 2500V CC | 5000V CC | 10000V CC | |
| Precisão | Temperatura | 23℃±5℃ | ||
| resistência de isolamento | 5M～100G ±5% | 10M～200G ±5% | 25M～400G ±5% | |
| Other range：±10% | ||||
| voltagem de saída | 2.5M～100G 0～+10% | 5M～200G 0～+10% | 10M～400G 0～+10% | |
| corrente de curto-circuito de alta tensão | ≥1mA | |||
| fonte de alimentação de trabalho | 8 pilhas AA recarregáveis de alta capacidade, adaptador de carregamento externo | |||
| temperatura e umidade de trabalho | -10℃～40℃，maximum relative humidity85% | |||
| preservar a temperatura e a umidade | -20℃～60℃，maximum relative humidity90% | |||
| desempenho de isolamento | Circuit between the shell and voltage of 1000 v DC, maximum 2000 m Ω. | |||
| Suportar tensão?desempenho | aplique tensão CA senoidal de 3kV/50Hz entre o invólucro e o invólucro, aguente 1 minuto | |||
| Dimensões | 230×190×90mm3 | |||
| peso | 2,5kg | |||
Nickname: megohmmeter; Digital Megohm Meter
Características
1. The insulation resistance tester has a variety of voltage output options (2500V/5000V/10000V), and the measurement resistance range can reach 0 ~ 400GΩ.
2. O valor da resistência de isolamento é exibido simultaneamente de duas maneiras. O uso de ponteiros analógicos pode observar facilmente a faixa de variação da resistência de isolamento, e o uso de display digital pode obter com precisão os resultados da medição.
3. Use microcomputador industrial integrado de chip único e sistema de software operacional em tempo real. Alto grau de automação, forte capacidade anti-interferência, o instrumento pode salvar automaticamente os resultados dos testes, sem intervenção manual.
4. Interface de operação amigável, vários resultados de medição têm função anti-falha de energia e 19 resultados de medição podem ser armazenados continuamente.
5. Quando o instrumento gera alta pressão, haverá uma saída de som imediata e uma exibição correspondente.
6. AC e DC, equipados com bateria recarregável e adaptador AC.
7. O detector de resistência de isolamento adota um design portátil, que é conveniente para operação em campo.
8. High-voltage short-circuit current ≥1mA. It is an ideal testing instrument for measuring insulation resistance of transformers, transformers, generators, high-voltage motors, power capacitors, power cables, lightning arresters, etc.
Application Scenarios
Substations / switching stations
Used for insulation resistance testing of high-voltage electrical equipment such as transformers, switchgear, and cables, to assess equipment insulation condition.
Power plants
Used for insulation performance testing of generators, transformers, and plant electrical equipment, ensuring safe operation of power generation equipment.
Transmission and distribution systems
Used for insulation testing of high-voltage cables, distribution equipment, and related electrical equipment, promptly identifying insulation performance degradation.
Transformer maintenance and servicing
Performs insulation resistance testing on transformer windings, assisting in determining whether windings are affected by moisture, aging, or insulation abnormalities.
High-voltage cable testing and maintenance
Used for cable insulation resistance testing, checking whether the cable insulation layer has abnormalities, suitable for installation, maintenance, and pre-commissioning testing.
Motor / generator insulation testing
Used for winding-to-ground insulation testing of motors, determining whether motors have issues such as moisture, aging, or insulation degradation.
Electrical equipment installation and acceptance
After new equipment installation is completed, performs insulation resistance testing to confirm that equipment insulation performance meets usage requirements.
Preventive testing of power equipment
Performs periodic insulation testing of electrical equipment to identify insulation performance degradation in advance, reducing the risk of equipment failure.
Industrial enterprise power distribution system maintenance
Suitable for factories, production workshops, and other facilities, performing routine insulation testing of transformers, motors, cables, and distribution equipment.
Petrochemical and energy industries
Used for insulation condition inspection and maintenance of large motors, transformers, cables, and power distribution systems.
Frequently Asked Questions
Q: What is a high-voltage insulation resistance tester?
A: A high-voltage insulation resistance tester is a professional testing device used for evaluating the insulation performance and measuring the insulation resistance of electrical equipment.
Q: Can the high-voltage insulation resistance tester be used for transformer insulation testing?
A: Yes. It is used for insulation resistance testing of transformer windings and other parts, assisting in evaluating the insulation condition of the equipment.
Q: Is the high-voltage insulation resistance tester suitable for testing after equipment repair?
A: Yes. After repairs on motors, transformers, cables, and other equipment are completed, insulation resistance testing can be performed to confirm that the repaired insulation performance meets the requirements.
Q: What is the difference between a high-voltage insulation resistance tester and a standard megohmmeter?
A: Both are used for insulation resistance testing, but a high-voltage insulation resistance tester typically has higher test voltage and a larger insulation resistance measurement range, making it more suitable for insulation testing of medium- and high-voltage electrical equipment.
Q: Why choose our company's high-voltage insulation resistance tester?
A: We can provide the best professional Digital Insulation Resistance Tester for sales and competitive price. Our products feature high test voltage, wide measurement range, convenient operation, data storage, and safety indication, meeting the insulation testing needs of power, energy, industrial, and other fields.
