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SPK Product

Ceramic Gas Tube Surge Arrester
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SPK3R-P-FS

Three Electrode Ceramic Gas Tube 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-70P-FS 70 ±25% ≤700 50 5 5 45 ≥109 ≤5 ≤200
SPK3R-90P-FS 90 ±25% ≤700 50 5 5 50 ≥109 ≤5 ≤200
SPK3R-230P-FS 230 +30%-40% ≤800 100 5 5 80 ≥109 ≤5 ≤200
SPK3R-250P-FS 250 ±20% ≤800 100 5 5 80 ≥109 ≤5 ≤200
SPK3R-350P-FS 350 ±15% ≤800 100 5 5 80 ≥109 ≤5 ≤200
SPK3R-500P-FS 500 ±15% ≤1000 100 10 10 80 ≥109 ≤5 ≤200
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