GAS DISCHARGE TUBE 8x10mm No. A440/A441/A442 3-electrode (10kA/10A) Standard Series Features This product is not recommended for new designs. Please refer to Littelfuse series SL1024A. Non-radioactive Lead Free Failsafe Option Applications Telecommunication Data Transmission Subscriber protection Underground cables Specifications Packaging A440: 00=Bulk (2.000 pcs.) A440/F 00=Bulk (500 pcs.) A441: 04=Tray (250 pcs.) A442: 04=Tray (500 pcs.) A442/F: 04=Tray (500 pcs.) Materials Housing: Ceramic Gas: non-radioactive Leads: tin plated Arc Voltage @ 1A ~ 35V Transition Glow to Arc @ ~ 1.0A Standard UL-497B complies to ITU-T K.12 (formerly CCITT) complies to DIN 57845/VDE 0845 Approvals UL-rec. WebLinks Further info see: http://www.wickmanngroup.com/ download/orderinfo_surgearr.pdf http://www.wickmanngroup.com/ download/crossref_surgearr.pdf Operating temperature -40°C to +90°C Climatic Category complies to IEC 60068-1 +40°C, 21 days, <93% humidity Soldering characteristics complies to IEC 60068-2-20 Soldering Heat Resistance complies to IEC 60068-2-58 Transverse Delay TTime ime complies to ITU-T K.12 < 0.2µs Marking , Type, Nom. Voltage, Date Unit Weight ca. 2.2g Characteristics Type/ Order Code DC Tolerance Impulse sparkover sparkover voltage voltage (1kV/µs) typ. Insulation Capacitance 8/20µs Resistance (@1MHZ) Nominal (@100 Vdc or Impulse @50Vdc for 90V) Discharge E1/M;E2/M E1/M;E2/M Current (10 times) E1+E2/M 8/20µs AC Single Nominal Impulse Discharge Discharge Current Current (50Hz; 1s; (1 time) (10 times) E1+E2/M E1+E2/M AC Alternating Discharge Current (50Hz; 9 cycles) E1+E2/M Approval UL-rec. A440 S0 0090 01 00 A441 S0 0090 01 04 A442 S0 0090 01 04 90V A442 F0 0090 01 04* +/- 20% < 450V ~ 60V > 10GΩ < 1.5 pF 10kA 15kA 10A 40A • A440 S0 0230 01 00 A440 F0 0230 01 00* A441 S0 0230 01 04 230V A442 S0 0230 01 04 A442 F0 0230 01 04* +/- 20% < 550V ~ 200V > 10GΩ < 1.5 pF 10kA 15kA 10A 40A • A440 F0 0250 01 00* 250V +/- 20% < 550V ~ 200V > 10GΩ < 1.5 pF 10kA 15kA 10A 40A • A440 S0 0350 01 00 A440 F0 0350 01 00* A441 S0 0350 01 04 350V A442 F0 0350 01 04* +/- 20% < 800V ~ 200V > 10GΩ < 1.5 pF 10kA 15kA 10A 40A • A440 F0 0420 01 00* 420V +/- 20% < 850V ~ 200V > 10GΩ < 1.5 pF 10kA 15kA 10A 40A • A440 S0 0600 01 00 A441 S0 0600 01 04 600V +/- 20% < 1000V ~ 200V > 10GΩ < 1.5 pF 10kA 15kA 10A 40A • other values on request Order Example 050915 Glow Voltage * with failsafe Qty. OrderNumber WebSite Europe Tel: +49 2302 662-107 www.wickmanngroup.com E-mail: [email protected] Specifications are subject to change without notice. Type A420 Failsafe Option Sparkover Volt. S0 0090 Americas Tel: +1 404 699-7820 E-mail: [email protected] Tolerance 01 Asia Tel: +852 26 14-1108 E-mail: [email protected] Packaging 00 China Tel: +86 21 6432 5146 E-mail: [email protected] GAS DISCHARGE TUBE Dimensions (mm) A440/A441/A442 A440 A440 with Failsafe A441 A442 with Failsafe A442 050915 WebSite Europe Tel: +49 2302 662-107 www.wickmanngroup.com E-mail: [email protected] Americas Tel: +1 404 699-7820 E-mail: [email protected] Asia Tel: +852 26 14-1108 E-mail: [email protected] China Tel: +86 21 6432 5146 E-mail: [email protected]