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Ceramic Gas Tube Surge Arrester
Specification
| Type | DC spark-over voltage (100V/s)(V) | Impulse spark-over voltage (1KV/μs)(V) | Impulse discharge current (10/1000μs 300times)(A) | Impulse discharge current (8/20μs 10 times)(KA) | AC discharge current (50Hz,1s 5 times)(A) | Holdover voltage (V) | Insulation resistance (Ω) | Capacitance (pF) | Transverse Voltage Duration (ns) |
|---|---|---|---|---|---|---|---|---|---|
| SPK3R-90At-B | 90 ±25% | ≤700 | 50 | 5 | 5 | 52 | ≥109 | ≤5 | 200 |
| SPK3R-230At-B | 230 +30%-40% | ≤800 | 100 | 5 | 5 | 80 | ≥109 | ≤5 | 200 |
| SPK3R-250At-B | 250 ±20% | ≤800 | 100 | 5 | 5 | 80 | ≥109 | ≤5 | 200 |
| SPK3R-350At-B | 350 ±15% | ≤800 | 100 | 5 | 5 | 80 | ≥109 | ≤5 | 200 |
