Damping resistor RD 100/15
Resistor is designed for discharge current limitation during rest potetntial dumping from high capacitance test objects.
Appearance of damping resistor RD 100/15
Resistor specifications are shown in table:
| Characteristic |
Value |
| Max. voltage, kV |
100 |
| Dielectric strength (1.2/50 µs, negative polarity), kV |
120 |
| Max. absorbed energy, Joule |
9000 |
| Rated resistance, kOhm |
15 |
| Time between three successive discharges with maximum energy, min. |
5,0 |
| Cooling time after triple capacitor discharge with maximum energy, min., not less |
60 |
| Maximum discharge capacitance, µF |
5,0 |
| Operating temperature range, °C |
- 45…+ 40 |
| Relative air humuduty at 25 °C, no more, % |
98 |
| Overall dimensions (diameter x length), mm |
50õ420 |
| Masse, kg |
0,76 |
| |
|
Resistor consistû of wired resistive element, made with frameless low-inductive winding of constantan wire and placed in hermetic plastic enclosure, filled with paraffin.
Resistor stands the test with triple 0.6 µF capacitor discharge, charged up to 105 kV of negative polarity.
At the figure shown resistor, fitted on insulating part of GR-100 grounding rod:
GR-100 grounding rod with RD 100/15 damping resistor