LVA-280B
Zinc-oxide surge arrester (according to IEC 61643-1 standard)
Polymer housing
Class 2
Imax = 40kA
Rated (rated) discharge current: 10 kA
High current pulse 4/10µs: 100 kA (tested according to IEC 60099-4)
Energy absorption capacity: 4.1 kJ/kV-Uc
Long-term operating voltage Uc: 280 V
Suitable for indoor and outdoor applications:
Rated frequency: 48-62 Hz
Ambient temperature: -40…+70 °C
Maximum altitude: 2000 m
LVA-440B
Zinc-oxide surge arrester (according to IEC 61643-1)
Polymer housing
Class 2
Imax = 40kA
Rated (rated) discharge current: 10 kA
High current pulse 4/10µs: 100 kA (tested according to IEC 60099-4)
Energy absorption capacity: 4.1 kJ/kV-Uc
Long-term operating voltage Uc: 440 V
Suitable for indoor and outdoor applications:
Rated frequency: 48-62 Hz
Ambient temperature: -40…+70 °C
Maximum altitude: 2000 m
LVA-280B
| Rated voltage | Lightning current pulse 8/20 µs | ||||
|---|---|---|---|---|---|
| Lightning voltage | 1 kA | 2kA | 5kA | 10kA | 20kA |
| Without earthing conductor | 0.73 kV | 0.77 kV | 0.85 kV | 1.0 kV | 1.1 kV |
| With 15 cm earthing conductor | 0.76 kV | 0.82 kV | 0.96 kV | 1.2 kV | 1.58 kV |
LVA-440B
| Rated voltage | Lightning current pulse 8/20 µs | ||||
|---|---|---|---|---|---|
| Lightning voltage | 1 kA | 2kA | 5kA | 10kA | 20kA |
| Without earthing conductor | 1.2 kV | 1.32 kV | 1.44 kV | 1.6 kV | 1.79 kV |
| With 15 cm earthing conductor | 1.29 kV | 1.38 kV | 1.55 kV | 1.8 kV | 2.21 kV |
