Description:
Zinc-Oxide resistor/ Resistor/ Ceramic resistorUsed for lightning arrester...
Technology: metal Oxide
metal oxide resistor of 3~10kV arrester
Type | Dimension mm | D.C.U 1mA kV | Leakage Current 0.75U 1mA μA | Residual voltage ratio U5kA/U1mA | Current impulse withstand | Non-linear Ocefficient 10μA~1mA
| Ageing test 115°C 1000h | ||
Diameter | High | Rectangular 2ms | High current 4/10μs | ||||||
D3-1 | 28±1 | 24±0.5 | 4.8~5.7 | 7 | 1.82 | 100 | ≥50 | 23 | Chargeabi-lity85% Kct≤1.2 |
D3-2 | 31±1 | 24±0.5 | 4.8~5.7 | 7 | 1.80 | 120 | ≥55 | 22 | |
D3-3 | 35±1 | 24±0.5 | 4.8~5.7 | 7 | 1.75 | 150 | 65 | 22 | |
metal oxide resistor of 20-35kV arrester
Type | Dimension mm | D.C.U 1mA kV | Leakage Current 0.75U 1mA μA | Residual voltage ratio U5kA/U1mA | Current impulse withstand | Non-linear Ocefficient 10μA~1mA
| Ageing test 115°C 1000h | ||
Diameter | High | Rectangular 2ms | High current 4/10μs | ||||||
D4-1 | 38±1 | 24±0.5 | 4.8~5.5 | 10 | 1.75 | 200 | ≥80 | 20 | Chargeabi-lity85% Kct≤1.2 |
D4-2 | 42±1 | 24±0.5 | 4.8~5.5 | 10 | 1.71 | 250 | ≥85 | 20 | |
D5-1 | 48±1 | 24±0.5 | 4.6~5.3 | 15 | 1.68 | 400 | 100 | 19 | |
D5-2 | 52±1 | 24±0.5 | 4.6~5.3 | 15 | 1.63 | 450 | 100 | 18 | |
metal oxide resistor of 66kV arrester
Type | Dimension mm | D.C.U 1mA kV | Leakage Current 0.75U 1mA μA | Residual voltage ratio U5kA/U1mA | Current impulse withstand | Non-linear Ocefficient 10μA~1mA
| Ageing test 115°C 1000h | |||
Out Diameter | Inside Diameter | High | Rectangular 2ms | High current 4/10μs | ||||||
D5-2 | 52±1 |
| 24±0.5 | 4.6~5.3 | 15 | 1.63 | 450 | 100 | 18 | Chargeabi-lity90% Kct≤1.2 |
D6 | 62±1 |
| 23±0.5 | 4.2~5.3 | 15 | 1.60 | 600 | 100 | 17 | |
D7 | 72±1 | 26±1 | 22.5±0.5 | 4.0~5.2 | 15 | 1.58 | 700 | 100 | 16 | |
