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1118 Jintong Road, Shanghai
Shanghai Zhengyuan Electric Technology Co., Ltd./Shanghai High Voltage Tester
1118 Jintong Road, Shanghai
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NL3102 type 500V/1000V/2500V megohmmeterProduct Features:
The NL series megohmmeter adopts excellent electronic measurement technology and components, which makes up for the shortcomings of the original meter and is suitable for new power testing regulations and requirements. Its different voltage outputs are suitable for measuring the insulation resistance, absorption ratio, and polarization index of various electrical equipment in various industries. It is versatile, with a wide measurement range, stable output, intuitive readings, and can be used for both AC and DC. It can be operated by a single person and is an ideal replacement for hand cranked megohmmeters. Among them, NL3121, 3122, 3123, 3102, 3103 are suitable for industries such as power systems and railway systems. Other applicable to industries such as telecommunications, postal and telecommunications, and general industrial and mining enterprises.
NL3102 type 500V/1000V/2500V megohmmeterparameter
work environment
-10 ℃ -40 ℃ 85% RH (normal)
-20 ℃ -60 ℃ 90% RH (limit)
Power supply method:
DC12V (8 sections of No. 5 high-energy alkaline batteries) with an external power supply for meters above 2500V, suitable for use in situations with AC220V? 200×140×80㎜
Weight: 1kg
Packaging: Aluminum alloy box
Features of a megohmmeter:
1. High output power, strong load capacity, and strong anti-interference ability.
2. The outer shell of this meter is composed of high-strength aluminum alloy, and the machine is equipped with equipotential protection ring and fourth-order active low-pass filter, which can effectively shield the external power frequency and strong electromagnetic field. Due to the output short-circuit current being greater than 1.6mA, it is easy for the test voltage to quickly rise to the rated value of the output voltage when measuring capacitive test samples. For low resistance measurement, the use of proportional design does not affect the accuracy of the test due to voltage drop.
3. No manual work required, powered by batteries, with automatic range conversion. The clear panel operation and LCD display make measurement very convenient and fast.
4. The output short-circuit current of this table can be directly measured without the need for load measurement for estimation.
Technical Specifications:
model |
output voltage ±5% |
Measurement range (M Ω) error |
||
Indication value ± 10% |
Indication value ± 20% |
|||
NL3121 |
2500V |
10—100000 |
0—10 |
100000—200000 |
NL3122 |
5000V |
20—200000 |
0—20 |
200000—500000 |
NL3123 |
10000V |
20—200000 |
0—20 |
200000—500000 |
|
NL3101 |
1000V |
1—2000 |
0.1—1 |
2000—10000 |
500V |
1—1000 |
0.1—1 |
1000—5000 |
|
250V |
1—500 |
0.1—1 |
500—2000 |
|
|
NL3102 |
2500V |
10—10000 |
0--10 |
10000—100000 |
1000V |
1—2000 |
0.1—1 |
2000—10000 |
|
500V |
1—1000 |
0.1—1 |
1000—5000 |
|
NL3103 |
5000V |
20—200000 |
0—20 |
200000—500000 |
2500V |
10—100000 |
0--10 |
100000—200000 |
|
|
NL3104 |
500V |
1—1000 |
0.1—1 |
1000—5000 |
250V |
1—500 |
0.1—1 |
500—2000 |
|
100V |
1--200 |
0.1—1 |
200--1000 |
|