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Switchyard surge arrestors |
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Depend on quantity |
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Negotiable |
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To be advised |
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T/T or L/C |
Introduction
Lightning surge generators are used to establish a common reference for evaluating the performance of equipments when subjected to high energy disturbance on the power and inter-connection line caused by surge voltages from switching and lightning effect at certain threat levels.
Special Product
Specifications
|
Item
|
Specification
|
| Surge voltage |
0-6KV Max ±5%
|
| Surge Current | 0-3KV Max ±5% |
| Surge waveform | 1.2/50us, duration of wave front ±30%, duration of wave tail ±20% |
| Open Circuit Voltage Wave | Rise time : 1.2us/ Pulse width : 50us |
| Short Circuit Voltage Wave | Rise time : 8us/ Pulse width : 20us |
| Communication Wave | Combination wave : 1.2us/50us + 8us/20us |
| Open Circuit Voltage Wave |
Rise time : 10us/ Pulse width : 700us
|
| Output Voltage |
Combination wave : 0~6KV Communication wave : 0~6KV |
| Output Current | Combination wave : 0~3KA |
| Surge Polarity | Positive, negative alternating automatically |
| Discharge Interval | 20~30s |
| Output Impendance | 2Ω |
| Communication wave | 40Ω |
| Power Supply Capacity of tested product | AC380V : 3phase - 5 wire, 20A |
| Built-in power supply | AC220V 50/60Hz (option) |
| Operational Environment | 15-45° |
| Relative humidity | 25~75% |
| Options |
Surge tester Isolation Transformer |