GSS-141N - GSS501M AXIAL LEADED GLASS TUBE Features ! Small Capacitance and excellent Insulation Resistance(100M Ω min) ! Small Size,No Polarity.No Dark effect ! Low Electrode Capacitance (1pF Max). ! Quick Response For Electrostatic,Voltage and low limiting vloltage ! Stable for repeated discharge test conditions. ! Storage temperature: O B A O O ! Operating Temperature: -40 C ~ + 85 C A O -40 C ~ + 125 C Application C D ! For instantaneous over-volage protection to ADSL,ISDN, DIP MODEM,FAX,TEL,Power Supplies , Alarm systems ! For Instantaneous over-voltage protection to RS485,RS232 Port, CATV,Video Transceiver. ! For Instantaneous Over-Voltage Protection Toammeter,Water Meter Auto Admin system,etc Dim Min Max A 28.4 0.5 B 7.0 0.4 C 0.5 Surge 0.1 current D 3.1 0.3 All Dimensions in mm Electrical Characteristics Spark-Over Part Number Vs(V) DC Insulation Resistance Capacitance of electrostatic Surge current capacity Test voltage IR (MΩ) 1KHz-6V 8/20us DC100V >1000MΩ Voltage Nominal value （Min-Max) GSS-141N 140V (98V-182V) GSS-181N 180V (126V-234V) GSS-201M 200V (160V-240V) GSS-251M 250V (200V-300V) GSS-301M 300V (240V-360V) GSS-401M 400V (320V-480V) GSS-471M 470V （400V-560V） GSS-501M 500V (400V-600V) 1PF(MAX) DC250V >1000MΩ 1 of 2 3000A Surge Life 8/20us 150A 300times Part Number Colour Code 1 Colour Code 2 Colour Code 3 GSS-301M Orange Red Red GSS-501M Green ---- --- 6 Part Number Description: GSS 301 M DC Spark-Over Voltage Accuracy ±20 DC Spark-Over Voltage 300V Dimension：Diameterφ3.1 2 of 2 Length 7.0mm