MEGGER MIT400/2 Insulation Testers (250V, 500V 1000V)

All quoted accuracies are at +20 °C.

Insulation:

Test voltage

Nominal: 250 V, 500 V, 1000 V

Insulation accuracy

50 Volts/ 10 GΩ/ ± 2%/ ± 2 digits ± 4.0% per GΩ

100 Volts/ 20 GΩ/ ± 2%/ ± 2 digits ± 2.0% per GΩ

250 Volts/ 50 GΩ/ ± 2%/ ± 2 digits ± 0.8% per GΩ

500 Volts/ 100 GΩ/ ± 2%/ ± 2 digits ± 0.4% per GΩ

1000 Volts/ 200 GΩ/ ± 2%/ ± 2 digits ± 0.2% per GΩ

Display range

Analogue: 1 GΩ full scale

Resolution: 0.1 kΩ

Short circuit/charge current: 2 mA +0% -50% to EN 61557-2 (2007)

Open circuit voltage insulation: -0% +2% ± 2V

Test current: 1 mA at min. pass value of insulation to a maximum of 2 mA max.

Voltage: 3% ±3 digits ±0.5% of rated voltage

Continuity:

Continuity measurement: 0.01 Ω to 1000 kΩ

Continuity accuracy

± 3% ± 2 digits (0 to 100 Ω )

±5% ±2 digits (100 to 500kΩ) (500kΩ to 1MΩ unspecified)

Service Error: BS EN 61557-4 (2007) - ± 2.0%, 0.1 Ω - 2 Ω ± 6.8%

Open circuit voltage: 5 V ± 1 V

Test current: 200 mA (–0 mA +20 mA) (0.01 Ω to 4 Ω)

Voltage:

Voltage range

AC: 10 mV to 600 V TRMS sinusoidal (15 Hz to 400 Hz)

DC: 0 to 600 V

Volt range accuracy

AC: ±2% ±1 digit

DC: ±2% ±2 digit

Service Error: BS EN 61557-1 (2007) - ± 2.0% ± 2d, 0 V – 300 V AC/DC ± 5.1%

Waveform

Unspecified range: 0 – 10 mV (15 to 400 Hz)

For non-sinusoidal waveforms additional specifications apply

Non-sinusoidal waveforms: ±3% ± 2 digits >100 mV to 600 V TRMS

±8% ± 2 digits 10 mV to 100 mV TRMS

Datasheet