Insulation resistance meters are widely used in power stations and electrical equipment to detect insulation resistance, which is of great significance to ensure product quality an
Mar 10, 2022
Introduction to Low Voltage Cable Application Low-voltage cables refer to power cables whose operating voltage is less than 1kv. Low-voltage cables are composed of wire cores, insu
Mar 09, 2022
1. Under the condition of input current and input voltage, be sure not to plug and unplug the measuring wire to prevent the zinc oxide arrester tester from being burned out. 2. Be
Mar 08, 2022
1. The oil temperature at the outlet of the oil filter is at least 50°C, and the highest should not exceed 70°C. 2. Pay attention to observe the oil quality of the vacuum pump of t
Mar 07, 2022
When we use the battery, there will be some small faults more or less. Let me explain to you the common faults and treatment methods of the battery, as well as the use faults that
Mar 06, 2022
1. Maintenance: 1. This product is a precision instrument and cannot be opened at will. 2. Replace the battery at least once a year. 3. This product should not be stored in a humid
Mar 02, 2022
The SF6 gas recovery device has comprehensive functions such as recovery, charging and discharging, purification, vacuuming, storage, and bottle filling, and the system is relative
Mar 01, 2022
1. The regular test contents of high-voltage test transformers include: ①. Oil sample detection - performance indicators such as withstand voltage and impurities are carried out ev
Feb 26, 2022
Arrester maintenance items In order to avoid failure of the arrester in long-term operation, the arrester should be inspected regularly. The inspection items are as follows: 1. Mea
Feb 25, 2022
Transformer winding deformation tester adopts the internal fault frequency response analysis (FRA) method which is being developed and perfected by developed countries in the world
Feb 24, 2022
1. Test voltage The AC voltage depends on the liquid to be measured, the electric field strength is between 0.03 kV/mm and 1 kV/mm, and a sinusoidal voltage with a frequency betwee
Feb 23, 2022
The metal pipeline detector is light and fast to detect underground pipelines, and it is a commonly used method in the detection of underground pipelines. The transmitter generates
Feb 22, 2022
