Instruction manual for the LECOM ISO 3kV dielectric strength tester, covering safety, operation, specifications and maintenance.
The LECOM ISO 3kV Dielectric Strength Tester is a high‑voltage instrument for testing dielectric materials up to 3 kVAC. The manual provides a description of the device, safety warnings, step‑by‑step test procedures, technical data, standard accessories and maintenance guidelines.
Key sections include connection and power‑on steps, selection of test voltage and tripping current, detailed technical specifications, recommended calibration intervals and cleaning instructions. The document also lists related products offered by LECOM.
| Mains voltage | 220 V ±10%, 50 Hz |
|---|---|
| Output test voltage | 0 up to 3 kVAC (adjustable) |
| Voltage display accuracy | ± 3 % of displayed value (above 300 V) |
| Continuous output current | 40 mA |
| Break‑through output current | over 200 mA |
| Tripping current settings | 10 mA, 40 mA, BURN |
| Operating temperature range | 0 °C to 40 °C |
| Allowed humidity range | 10 % to 85 % RH |
| Protection class | Class I (protective conductor) |
| Dimensions (W×H×D) | 260 mm × 340 mm × 170 mm |
| Mass | 7 kg |
| Fuse type | T4A / 250 V (5 × 20 mm) |
Press the TEST VOLTAGE button and adjust the voltage with the associated knob to the required level.
The tester can supply a continuous test current of 40 mA.
Calibration is recommended once every two years.
It uses a T4A / 250 V fuse (5 × 20 mm).