HV Test Set - Measurement Megger - Free user manual and instructions
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| Product Type | High Voltage Test Set |
| Brand | Megger |
| Model | HV Test Set |
| Category | Measurement |
| Output Voltage | 0–30 kVDC / 0–21 kVAC |
| Output Current | 10 mA |
| Test Modes | AC Hipot, DC Hipot, Insulation Resistance |
| Measurement Range | Insulation resistance up to 10 TΩ |
| Display | Digital LCD with backlight |
| Power Supply | 230 VAC, 50/60 Hz |
| Safety Features | Ground fault relay, safety interlock, automatic discharge |
| Operating Environment | Indoor, dry location |
| Dimensions (W × H × D) | 450 mm × 350 mm × 300 mm |
| Weight | 15 kg |
| Cooling | Natural convection |
| Protection Class | IP20 |
| Certifications | CE, IEC 61010-1 |
| Cleaning | Wipe with a soft, dry cloth; use no solvents |
| Maintenance | Annual calibration recommended |
| Replaceable Parts | HV test lead, mains fuse |
| Included Accessories | User manual, HV test lead, return lead |
Frequently Asked Questions - HV Test Set Megger
What is the purpose of this HV Test Set?
The Megger HV Test Set is designed for high voltage testing and insulation resistance measurement of electrical equipment such as cables, transformers, and switchgear.
How do I properly connect the test leads?
Connect the high voltage lead to the conductor under test and the return lead to ground or the low potential side. Make sure all connections are secure and that the safety interlock is engaged before starting.
Can the device be used for cable fault location?
Yes, with appropriate accessories like a reflectometer, the unit can help in pinpointing cable faults. However, it is primarily intended for withstand testing and insulation measurement.
What should I do to discharge the test object after a high voltage test?
The unit features an automatic discharge circuit that discharges the capacitive load once the test is completed. Wait until the voltage display reads near zero before disconnecting the leads.
What is the maximum output current?
The maximum output current is typically 10 mA. Repeated tripping or current limiting indicates a failure in the test object.
How often does the device need calibration?
Megger recommends an annual calibration to maintain the specified accuracy and ensure reliable operation.
What are the essential safety precautions?
Always wear insulated gloves, use safety barriers, ensure the equipment is grounded, and never touch the high voltage lead while the test set is energized.
How can I replace a blown fuse?
Disconnect the unit from the mains, open the fuse drawer on the rear panel, and replace the fuse with one of the same current rating and type as indicated near the fuse holder.
Is it possible to operate the instrument remotely?
Yes, an optional remote control unit can be connected for operation from a safe distance, which is particularly useful in large test areas.
Why does the alarm sound during testing?
The audible alarm signals a breakdown, flashover, or overcurrent condition. Immediately reduce the voltage and inspect the test setup.
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Product information
Brand : Megger
Model : HV Test Set
Category : Measurement