MEGGER MIT525/2 ເຄື່ອງທົດສອບຄວາມຕ້ານທານຂອງການສນວນ (5kV)

AC voltage (auto-ranging): 90-264 V rms, 47- 63 Hz 100 VA

Battery charge time: 2.5 hours deep discharge, 2 hours normal discharge

Battery voltage: 10.8 V, 5.2 Ah Li-ion batteries, meet IEC 62133:2003

Battery life: 6 hours (typical) continuous testing at 5 kV with a 100 MΩ load

Auto power off: Instrument turns off after a few minutes if not used to conserve battery life

30 min quick charge: 1 hour operation at 5 kV with a 100 MΩ load

Test voltage: 250 V, 500 V, 1000 V, 2500 V, 5000 V, User defined test voltage

User defined test voltage: 40 V to 1 kV in 10 V steps

Test voltage accuracy +4 %, -0 %, ±10 V nominal test voltage at 1 GΩ load (0 °C to 30 °C)

Resistance range:

10 kΩ to 15 TΩ @ 5 kV

10 kΩ to 20 TΩ @ 10 kV

10 kΩ to 30 TΩ @ 15 kV

Display analogue: 100 kΩ to 10 TΩ

Digital: 10 kΩ to 10 TΩ

Insulation test alarm: 100 kΩ to 10 GΩ

Capacitor charge: <3 s/μF at 3 mA to 5 kV

Capacitor discharge: <250 ms/μF to discharge from 5 kV to 50 V

Capacitance range: With test voltage set above 500 V: 10 nF to 25 μF

Capacitance measurement accuracy: ±10% ±5 nF

Current range: 0.01 nA to 6 mA

Current accuracy: ±5% ±0.2 nA at all voltages (20 °C)

Interference: 6 mA from 450 V to 5 kV

Voltmeter range: 30 V to 660 V AC or DC, 45 Hz – 65 Hz

Voltmeter accuracy: ±3%, ±3 V

Timer range: Up to 99 minutes 59 seconds, 15 second minimum setting

Memory capacity: 5.5 hours logging @ 5 second intervals

Test modes: IR, IR(t), DAR, PI, SV, DD, PDC, Ramp test

Interface:

USB type B (device)

Bluetooth® Class 2.

Real time output: 1 Hz output readings (V, I, R)

ENVIRONMENTAL

Maximum altitude:

3000 m (5 kV, 10 kV)

3000 m (15 kV)

Operating temperature range: -20 °C to 50 °C

Storage temperature range: -25 °C to 65 °C

Humidity 90 % RH non-condensing at 40 °C

IP rating IP65 (lid closed), IP40 (lid open)

Datasheet