LWJ 5310 automatic dielectric strength tester for insulating oil characteristic: 1. The instrument is controlled by a large-capacity single-chip microcomputer, which is stable and reliable; 2. The instrument is equipped with temperature, humidity and clock display function, and grounding alarm function to remind customers to pay attention to safety; 3. The instrument is equipped with a wide range watchdog circuit to eliminate the phenomenon of crash; 4. Multiple operation options. The instrument program is equipped with two national standard methods (GB1986 and GB2002) and user-defined operation, which can adapt to various choices of different users; 5. The oil cup of the instrument is cast with special glass at one time to prevent the occurrence of interference such as oil leakage; 6. The unique high voltage sampling design of the instrument allows the test value to enter the A/D converter directly, avoiding the error caused in the analog circuit and making the measurement results more accurate; 7. The instrument has functions such as overcurrent, overvoltage, short circuit protection, and has strong anti-interference ability and good electromagnetic compatibility. Technical parameters: Booster capacity: 1.5kVA Boost speed: 2.0kV/s, 2.5kV/s, 3.0kV/s, 3.5kV/s, optional, error 0.2kV/s Output voltage: 0~100kV (optional) Voltage accuracy: ± (2% reading+2 words) Power distortion rate: ＜ 1% Electrode gap: standard 2.5 mm Test times: 6 times (1-6 times optional) Quiet time: 5 min (1-9 min optional) Overall dimension: 730 mm × 410 mm × 390 mm Instrument weight: 38kg Ambient temperature: 0~40 ℃ Relative humidity: ≤ 85% Working power supply: AC220V (1 ± 10%) Power frequency: 50Hz (1 ± 10%) Power consumption: ＜ 200W
characteristic: 1. The instrument is controlled by a large-capacity single-chip microcomputer, which is stable and reliable; 2. The instrument is equipped with temperature, humidity and clock display function, and grounding alarm function to remind customers to pay attention to safety; 3. The instrument is equipped with a wide range watchdog circuit to eliminate the phenomenon of crash; 4. Multiple operation options. The instrument program is equipped with two national standard methods (GB1986 and GB2002) and user-defined operation, which can adapt to various choices of different users; 5. The oil cup of the instrument is cast with special glass at one time to prevent the occurrence of interference such as oil leakage; 6. The unique high voltage sampling design of the instrument allows the test value to enter the A/D converter directly, avoiding the error caused in the analog circuit and making the measurement results more accurate; 7. The instrument has functions such as overcurrent, overvoltage, short circuit protection, and has strong anti-interference ability and good electromagnetic compatibility.
