Megger MJ15 Analogue Insulation Tester 5 kV
Description
The Megger MJ15 is a compact 5 kV insulation tester. It is very simple to use and provides a quick and accurate reading of insulation resistance. The instrument uses an analogue display with a maximum reading of 20 GΩ. The MJ15 has an additional hand-cranked generator.
Features
- Large, single scale analog display
- Auto voltage measurement function indicates conductor and auto discharge potential
- Supplied with optional locking test button
- Safety recessed terminals and long connectors
- Four output test voltages
- Simple to use
- CE marked
- Dual power supply option on MJ15
- Unique scale overlay for pass/fail bands
- Resilient mounted analogue scale for robustness
- Single scale for insulation values to avoid operator error
- Light weight and rugged
- Range down to 100kΩ ideal for go/no go testing
Specifications
|
Insulation Range |
100 kΩ to 20 GΩ (also 0 Ω and ∞ ) |
|
Test Voltages (DC) |
500 V, 1000 V, 2500 V & 5000 V |
|
Test Voltage Accuracy |
±5% of nominal test voltages on 20 MΩ load |
|
Test Voltage Stability |
<±1% (180 rpm to 240 rpm |
|
Insulation Accuracy (at 0 – 30°C) (32 to 86°F) |
±2,5% of full scale deflection |
|
Short Circuit Current |
1,5 mA ± 0,5 mA |
|
Maximum capacitance of load |
5 μF |
|
Interference Rejection |
1 mA rms at 50 to 60 Hz |
|
Discharge Resistor |
<500 kΩ |
|
Voltage RANGE |
0 to 600 V a.c. |
|
Indication of DC Accuracy |
± 2,5% f.s.d. AC (with rotary switch in the V position) |
|
General Overload rating |
720 Vac or DC |
|
Scale Length |
2,8 in. (72 mm) (96°) |
|
Power Supply |
Low voltage brushless Generator and 8 x AA cells (LR6) |
|
Battery Life |
Typically 2000 five second tests at 5 kV on 100 MΩ load |
|
Battery Indicator |
Loaded battery test |
