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
| điện áp đầu ra | 2500V DC | 5000V DC | 10000V DC | |
| Sự chính xác | Nhiệt độ | 23℃±5℃ | ||
| vật liệu chống điện | 5M～100G ±5% | 10M～200G ±5% | 25M～400G ±5% | |
| Other range：±10% | ||||
| điện áp đầu ra | 2.5M～100G 0～+10% | 5M～200G 0～+10% | 10M～400G 0～+10% | |
| dòng ngắn mạch điện áp cao | ≥1mA | |||
| cung cấp điện làm việc | 8 pin sạc AA dung lượng cao, bộ sạc ngoài | |||
| nhiệt độ và độ ẩm làm việc | -10℃～40℃，maximum relative humidity85% | |||
| bảo quản nhiệt độ và độ ẩm | -20℃～60℃，maximum relative humidity90% | |||
| hiệu suất cách nhiệt | Circuit between the shell and voltage of 1000 v DC, maximum 2000 m Ω. | |||
| Chịu được điện áp? Hiệu suất | đặt điện áp xoay chiều hình sin 3kV/50Hz giữa vỏ và vỏ, chịu được 1 phút | |||
| Kích thước | 230×190×90mm3 | |||
| cân nặng | 2,5kg | |||
Nickname: megohmmeter; Digital Megohm Meter
Đặc trưng
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. Giá trị điện trở cách điện được hiển thị đồng thời theo hai cách. Việc sử dụng con trỏ tương tự có thể dễ dàng quan sát phạm vi biến đổi của điện trở cách điện và việc sử dụng màn hình kỹ thuật số có thể thu được kết quả đo chính xác.
3. Sử dụng máy vi tính đơn chip công nghiệp nhúng và hệ thống phần mềm vận hành thời gian thực. Mức độ tự động hóa cao, khả năng chống nhiễu mạnh, thiết bị có thể tự động lưu kết quả kiểm tra mà không cần can thiệp thủ công.
4. Giao diện vận hành thân thiện, nhiều kết quả đo khác nhau có chức năng chống mất điện và 19 kết quả đo có thể được lưu trữ liên tục.
5. Khi thiết bị tạo ra áp suất cao, sẽ có âm thanh phát ra nhanh chóng và màn hình tương ứng.
6. Cả AC và DC, được trang bị pin sạc và bộ chuyển đổi AC.
7. Máy dò điện trở cách điện sử dụng thiết kế di động, thuận tiện cho việc vận hành tại hiện trường.
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.
