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Ceramic Gas Tube Surge Arrester Characteristics

SPK2R-A1-N ( Two Electrode Ceramic Gas Tube Arrester ) Part Number DC Sparkover Voltage Impulse Sparkover Voltage Insulation Resistance Capacitance DC Holdover Voltage Impulse Life Impulse Disharge Current, 8/20μs AC Discharge Current, 50Hz Model A Without Leads See Fig.1 Model B With Leads See Fig.2 100V/s 100V/μs 1KV/μs See Note 1 1MHz See Note 2 10/1000μs 500A Single Repeat 10 times (5 times each polarity) Single,9 Cycles Repeat 1 sec. SPK2R-75A-M SPK2R-75A1-N 75V20% 500V 700V 10,000M 1.0pF 52V 300 times 10kA 5kA 65A 10A,5 times SPK2R-90A-M SPK2R-90A1-N 90V20% 500V 700V 10,000M 1.0pF 52V 300 times 10kA 5kA 65A 10A,5 times SPK2R-145A-M SPK2R-145A1-N 145V20% 500V 700V 10,000M 1.0pF 80V 300 times 10kA 5kA 65A 10A,5 times SPK2R-230A-M SPK2R-230A1-N 230V20% 600V 750V 10,000M 1.0pF 135V 300 times 10kA 5kA 65A 10A,5 times SPK2R-250A-M SPK2R-250A1-N 250V20% 600V 800V 10,000M 1.0pF 135V 500 times 10kA 5kA 65A 10A,10 times SPK2R-300A-M SPK2R-300A1-N 300V20% 700V 850V 10,000M 1.0pF 150V 500 times 10kA 5kA 65A 10A,10 times SPK2R-350A-M SPK2R-350A1-N 350V20% 700V 850V 10,000M 1.0pF 150V 500 times 10kA 5kA 65A 10A,10 times SPK2R-400A-M SPK2R-400A1-N 400V20% 700V 850V 10,000M 1.0pF 150V 500 times 10kA 5kA 65A 10A,10 times SPK2R-470A-M SPK2R-470A1-N 470V20% 700V 850V 10,000M 1.0pF 150V 500 times 10kA 5kA 65A 10A,10 times SPK2R-600A-M SPK2R-600A1-N 600V20% 800V 1,000V 10,000M 1.0pF 150V 500 times 10kA 5kA 65A 10A,10 times SPK2R-800A-M SPK2R-800A1-N 800V20% 1,000V 1,200V 10,000M 1.0pF 150V 500 times 10kA 5kA 65A 10A,10 times

SPK2R-A-M ( Two Electrode Ceramic Gas Tube Arrester ) Part Number DC Sparkover Voltage Impulse Sparkover Voltage Insulation Resistance Capacitance DC Holdover Voltage Impulse Life Impulse Disharge Current, 8/20μs AC Discharge Current, 50Hz Model A Without Leads See Fig.1 Model B With Leads See Fig.2 100V/s 100V/μs 1KV/μs See Note 1 1MHz See Note 2 10/1000μs 500A Single Repeat 10 times (5 times each polarity) Single,9 Cycles Repeat 1 sec. SPK2R-75A-M SPK2R-75A1-N 75V20% 500V 700V 10,000M 1.0pF 52V 300 times 10kA 5kA 65A 10A,5 times SPK2R-90A-M SPK2R-90A1-N 90V20% 500V 700V 10,000M 1.0pF 52V 300 times 10kA 5kA 65A 10A,5 times SPK2R-145A-M SPK2R-145A1-N 145V20% 500V 700V 10,000M 1.0pF 80V 300 times 10kA 5kA 65A 10A,5 times SPK2R-230A-M SPK2R-230A1-N 230V20% 600V 750V 10,000M 1.0pF 135V 300 times 10kA 5kA 65A 10A,5 times SPK2R-250A-M SPK2R-250A1-N 250V20% 600V 800V 10,000M 1.0pF 135V 500 times 10kA 5kA 65A 10A,10 times SPK2R-300A-M SPK2R-300A1-N 300V20% 700V 850V 10,000M 1.0pF 150V 500 times 10kA 5kA 65A 10A,10 times SPK2R-350A-M SPK2R-350A1-N 350V20% 700V 850V 10,000M 1.0pF 150V 500 times 10kA 5kA 65A 10A,10 times SPK2R-400A-M SPK2R-400A1-N 400V20% 700V 850V 10,000M 1.0pF 150V 500 times 10kA 5kA 65A 10A,10 times SPK2R-470A-M SPK2R-470A1-N 470V20% 700V 850V 10,000M 1.0pF 150V 500 times 10kA 5kA 65A 10A,10 times SPK2R-600A-M SPK2R-600A1-N 600V20% 800V 1,000V 10,000M 1.0pF 150V 500 times 10kA 5kA 65A 10A,10 times SPK2R-800A-M SPK2R-800A1-N 800V20% 1,000V 1,200V 10,000M 1.0pF 150V 500 times 10kA 5kA 65A 10A,10 times

SPK2R-A-N ( Two Electrode Ceramic Gas Tube Arrester ) MODEL NAME Without Leads DC Breakdown Voltage (100V/s) (V) Maximum Impulse Breakdown Voltage (100V/μs) (V) Maximum Impulse Discharge Current (8/20μs) (10 times) (KA) Norminal AC Disharge Current (1sec) (10 times) (A) DC Holdove Voltage (V) Minimum Insulation Resistance (M) Maximum Capacitance (pF) SPK2R-90A-N 120-180 650 10 20 70 10000 1.5 SPK2R-230A-N 184-276 650 10 20 150 10000 1.5 SPK2R-260A-N 210-310 800 10 20 150 10000 1.5 SPK2R-350A-N 280-420 800 10 20 150 10000 1.5 SPK2R-230DA-N 195-265 650 20 20 135 10000 1.5 SPK2R-350DA-N 280-420 800 20 20 150 10000 1.5

SPK2R-AW1-N ( Two Electrode Ceramic Gas Tube Arrester ) Type DC spark-over voltage (100V/s) (V) Impulse spark-over voltage (1KV/μs) (V) Impulse discharge current (10/1000μs 300times) (A) AC discharge current (8/20μs 10times) (KA) Impulse discharge current (50Hz,1s 5 times) (A) Holdover voltage (V) Insulation resistance () Capacitance (pF) SPK2R-90AW1-N 9025% 700 50 5 5 50 109 5 SPK2R-230AW1-N 230+30%-40% 800 100 5 5 135 109 5 SPK2R-250AW1-N 25020% 800 100 5 5 135 109 5 SPK2R-350AW1-N 35015% 800 100 5 5 135 109 5

SPK2R-AW-A ( Two Electrode Ceramic Gas Tube Arrester ) Part Number Model A Without leads See Fig.1 NS3R-90A SPK3R-230A SPK3R-350A Model B With leads See Fig.2 NS3R-90B SPK3R-230B SPK3R-350B !! DC Sparkover Voltage (L1-E)(L2-E) 100V/s 90V20% 230V20% 350V20% Impulse Sparkover Voltage (L1-E)(L2-E) 1KV/μs 850V 700V 700V Insulation Resistance See Note1 10,000M 10,000M 10,000M Capacitance 1MHz 3.0pF 3.0pF 3.0pF DC Holdover Voltage See Note2 52V 135V 150V Impulse Life (L1+L2-E) 10/1000μs, 200A 100 times See Note 3A 100 times See Note 3B 100 times See Note 3C Impulse Discharge Current,8/20μs (L1+L2-E) Repeat 10 times (5 times each polarity) 5kA See Note 3A 10kA See Note 3B 5kA See Note 3C AC Discharge Current,50Hz (L1+L2-E) Respeat 5 times 1sec 5A See Note 3A 10A See Note 3B 5A See Note 3C

SPK2R-P1-P ( Two Electrode Ceramic Gas Tube Arrester ) MODEL NAME DC Breakdown Voltage (100V/s) (V) Maximum Impulse Breakdown Voltage (100V/μs) (V) Maximum Impulse Discharge Current (8/20μs) (10 times) (KA) Norminal AC Disharge Current (1sec) (10 times) (A) DC Holdove Voltage (V) Minimum Insulation Resistance (M) Maximum Capacitance (pF) Without Leads With Leads NS2R-90P-O NS2R-90P1-P 72-108 600 10 20 50 10000 1.5 NS2R-230P-O NS2R-230P1-P 184-276 650 10 20 150 10000 1.5 NS2R-260P-O NS2R-260P1-P 210-310 800 10 20 150 10000 1.5 NS2R-350P-O NS2R-350P1-P 280-420 800 10 20 150 10000 1.5 NS2R-230DP-O NS2R-230DP1-P 195-265 650 20 20 135 10000 1.5 NS2R-350DP-O NS2R-350DP1-P 280-420 800 20 20 150 10000 1.5

SPK2R-P-O ( Two Electrode Ceramic Gas Tube Arrester )

SPK3R-A ( Three Electrode Ceramic Gas Tube Arrester ) Part Number Model A Without leads See Fig.1 SPK3R-90A SPK3R-230A SPK3R-350A Model B With leads See Fig.2 SPK3R-90B SPK3R-230B SPK3R-350B !! DC Sparkover Voltage (L1-E)(L2-E) 100V/s 90V20% 230V20% 350V20% Impulse Sparkover Voltage (L1-E)(L2-E) 1KV/μs 850V 700V 700V Insulation Resistance See Note1 10,000M 10,000M 10,000M Capacitance 1MHz 3.0pF 3.0pF 3.0pF DC Holdover Voltage See Note2 52V 135V 150V Impulse Life (L1+L2-E) 10/1000μs, 200A 100 times See Note 3A 100 times See Note 3B 100 times See Note 3C Impulse Discharge Current,8/20μs (L1+L2-E) Repeat 10 times (5 times each polarity) 5kA See Note 3A 10kA See Note 3B 5kA See Note 3C AC Discharge Current,50Hz (L1+L2-E) Respeat 5 times 1sec 5A See Note 3A 10A See Note 3B 5A See Note 3C

SPK3R-At-B ( Three Electrode Ceramic Gas Tube Arrester ) 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 () Capacitance (pF) Transverse Voltage Duration (ns) SPK3R-90At-B 9025% 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 25020% 800 100 5 5 80 109 5 200 SPK3R-350At-B 35015% 800 100 5 5 80 109 5 200

SPK3R-AW-D ( Three Electrode Ceramic Gas Tube Arrester ) 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 () Capacitance (pF) Transverse Voltage Duration (ns) SPK3R-90AW-D 9025% 700 50 5 5 52 109 5 200 SPK3R-230AW-D 230+30%-40% 800 100 5 5 80 109 5 200 SPK3R-250AW-D 25020% 800 100 5 5 80 109 5 200 SPK3R-350AW-D 35015% 800 100 5 5 80 109 5 200

SPK3R-B ( Three Electrode Ceramic Gas Tube Arrester ) Part Number Model A Without leads See Fig.1 SPK3R-90A SPK3R-230A SPK3R-350A Model B With leads See Fig.2 SPK3R-90B SPK3R-230B SPK3R-350B !! DC Sparkover Voltage (L1-E)(L2-E) 100V/s 90V20% 230V20% 350V20% Impulse Sparkover Voltage (L1-E)(L2-E) 1KV/μs 850V 700V 700V Insulation Resistance See Note1 10,000M 10,000M 10,000M Capacitance