Wirewound Anti-Surge Resistor Type EP Series Key Features n Power up to 10W in Small Size n 16 Size / Power Options n Specially Designed and Tested for Surge Immunity n Flame Resistant Coating TE Connectivity is pleased to offer this wire wound axial leaded resistor. Robustly manufactured with high quality materials this resistor offers flame proof coating, and is designed and tested to withstand power surges of up to 12KV. Characteristics - Electrical Normal size Small size Type Rated Power at70C Max. Working Voltage Max. Overload Voltage Dielectric Withstanding Voltage Resistance Range EP05W 1/2W (0.50W) 500 V 1,000 V 350 V 10 - 560 EP1W 1W 500 V 1,000 V 500 V 10 - 1K EP2W 2W 500 V 1,000 V 500 V 10 - 2K EP3W 3W 500 V 1,000 V 500 V 10 - 3K EP5W 5W 500 V 1,000 V 500 V 10 - 5K EP7W 7W 500 V 1,000 V 500 V 10 - 6K EP8W 8W 500 V 1,000 V 500 V 10 - 10K EP9W 9W 500 V 1,000 V 500 V 10 - 15K EP1WS 1W 500 V 1,000 V 500 V 10 - 560 EP2WS 2W 500 V 1,000 V 500 V 10 - 1K EP3WS 3W 500 V 1,000 V 500 V 10 - 2K EP5WS 5W 500 V 1,000 V 500 V 10 - 3K EP7WS 7W 500 V 1,000 V 500 V 10 - 5K EP8WS 8W 500 V 1,000 V 500 V 10 - 6K EP9WS 9W 500 V 1,000 V 500 V 10 - 10K EP10WS 10W 500 V 1,000 V 500 V 10 - 15K Operating Temp. Range -55 - +155 -55 - +155 Power Derating Curve +70 C +155 C 50 150 +275 C 100 RatedLoad(%) 80 60 40 20 0 -55 0 100 200 250 300 AmbientTemperature(C) For resistors operated in ambient temperatures above 70C, power rating must be derated in accordance with this curve. 9-1773463-6 CIS WR 03/2012 Dimensions are in millimeters and inches unless otherwise specified. Values in brackets are standard equivalents. Dimensions are shown for reference purposes only. Specifications subject to change. For email, phone or live chat, go to: te.com/help Wirewound Anti-Surge Resistor Type EP Series Surge Rating Type Low Resistance Range Maximum Surge Voltage Medium Resistance Range EP05W 10 - 40 3KV 43 - 240 EP1W 10 - 50 4KV 51 - 240 EP2W 10 - 100 5KV 110 - 240 EP3W 10 - 100 7KV EP5W 10 - 160 8KV EP7W 10 - 160 EP8W 10 - 160 EP9W 10 - 160 10KV EP1WS 10 - 40 3KV EP2WS 10 - 50 4KV EP3WS 10 - 100 5KV EP5WS 10 - 100 EP7WS 10 - 160 EP8WS 10 - 160 EP9WS 10 - 160 EP10WS 10 - 160 10KV Maximum Surge Voltage High Resistance Range Maximum Surge Voltage 4kV 270 - 560 4kV 5kV 270 - 1k 5kV 6kV 270 - 2k 6kV 110 - 680 8kV 750 - 3k 8kV 180 - 680 9kV 750 - 5k 9kV 9KV 180 - 680 10kV 750 - 6k 10kV 10KV 180 - 680 11kV 750 - 10k 11kV 180 - 680 11kV 750 - 15k 12kV 43 - 240 4kV 270 - 560 4kV 51 - 240 5kV 270 - 1k 5kV 110 - 240 6kV 270 - 2k 6kV 7KV 110 - 680 8kV 750 - 3k 8kV 8KV 180 - 680 9kV 750 - 5k 9kV 9KV 180 - 680 10kV 750 - 6k 10kV 10KV 180 - 680 11kV 750 - 10k 11kV 180 - 680 11kV 750 - 15k 12kV SmallSize Surge Waveform (1.2 /50 s) 1.2 / 50 s Voltage Capability PeakVoltage(Volt) 10000 0.5 W 1W 2W 3W 5W 7W 8W 9W 1000 100 10 100 1000 10000 Value() 9-1773463-6 CIS WR 03/2012 Dimensions are in millimeters and inches unless otherwise specified. Values in brackets are standard equivalents. Dimensions are shown for reference purposes only. Specifications subject to change. For email, phone or live chat, go to: te.com/help Wirewound Anti-Surge Resistor Type EP Series Construction 2 1 5 4 3 6 7 No. Name Material 1 Basic Body Rod Type Ceramics 2 Resistance Wire Ni-Cr Alloy, Cu-Ni Alloy 3 End Cap Steel (Tin plated iron surface) 4 Lead Wire Annealed copper wire coated with tin 5 Joint 6 Coating 7 Color Code By welding Insulated & Non-Flame paint (Color: Light Green) Non-Flame epoxy resin Dimensions od H PartNo. 9-1773463-6 CIS WR 03/2012 L H D PowerRating at70 D1 EP05W 1/2W (0.50W) 3.5 10.0 0.54 28 EP1W 1W 5.0 12.0 0.70 25 EP2W 2W 5.5 16.0 0.70 28 EP3W 3W 6.5 17.5 0.75 28 EP5W 5W 8.5 25.0 0.75 38 EP7W 7W 8.5 30.0 0.75 38 EP8W 8W 8.5 40.0 0.75 38 EP9W 9W 8.5 53.0 0.75 38 EP1WS 1W-S 3.5 10.0 0.54 28 EP2WS 2W-S 5.0 12.0 0.70 25 EP3WS 3W-S 5.5 16.0 0.70 28 EP5WS 5W-S 6.5 17.5 0.75 28 EP7WS 7W-S 8.5 25.0 0.75 38 EP8WS 8W-S 8.5 30.0 0.75 38 EP9WS 9W-S 8.5 40.0 0.75 38 EP10WS 10W-S 8.5 53.0 0.75 38 Dimensions are in millimeters and inches unless otherwise specified. Values in brackets are standard equivalents. Dimensions are shown for reference purposes only. Specifications subject to change. Dimension(mm) L1 d0.05 H3 For email, phone or live chat, go to: te.com/help Wirewound Anti-Surge Resistor Type EP Series Characteristics - Environmental Limits TestMethod (JISC5201-1) TemperatureCoefficient ofResistance(TCR): <20 : 400PPM/C 20 : 300PPM/C R2-R1 R1 (t2-t1) x106 (PPM/C) ShortTimeOverload: Item (2% + 0.05) Max RCWV*2.5 for 5 seconds LoadLife: (5.0%+0.05) 702C Max. working voltage for 1000 hrs with 1.5 hrs "ON" and 0.5 hrs "OFF" LoadLifeinHumidity: (5.0%+0.05) 402C, 90-95% R.H. Max working voltage for 1000 hrs with 1.5hrs hrs "ON" and 0.5 hrs "OFF" Solderability: ResistancetoSolderingHeat: ResistancetoSolvent: SurgeImmunityTest: 95% min. coverage 2455C for 3 seconds (1.0%+0.05) Leads immersed 3.2 - 4.8 mm from body - 35010C for 30.05 seconds No deterioration of protective coating and markings Immersed in trichroethane bath for 3 minutes with ultrasonic Refer to IEC61000-4-5 (5% + 0.05) Max. Max Surge Voltage 1.2 sec rising time and 50 sec discharge; every 1 minute for 10 cycle 1/2W 1WS 4KV 1W 2WS 5KV 2W 3WS 6KV 3W 5WS 8KV 5W 7WS 9KV 7W 8WS 10KV 8W 9WS 11KV 9W 10WS 12KV StorageTemperature:253C;Humidity60%RH10% Marking For EP Normal Size 1/2W, 1W, 2W, 3W and EP Small Size 1WS, 2WS, 3WS, 5WS Resistors shall be marked with color coding in accordance with JIS C 0802. 1stsignificantfigure 2ndsignificantfigure Multiplier Tolerence YellowcolorcodeforAnti-Surge For EP Normal Size 5W, 7W, 8W 9W and EP Small Size 7WS, 8WS, 9WS, 10WS Resistors will be marked with power rating, nominal resistance and resistance tolerance code. 1 3 9W100 J 2 9-1773463-6 CIS WR 03/2012 Dimensions are in millimeters and inches unless otherwise specified. Values in brackets are standard equivalents. Dimensions are shown for reference purposes only. Specifications subject to change. For email, phone or live chat, go to: te.com/help Wirewound Anti-Surge Resistor Type EP Series Packaging EP Normal Size: 1/2W, 1W, 2W, 3W and EP Small Size 1WS, 2WS, 3WS, 5WS supplied taped in "ammo boxes". All larger sizes supplied bulk packed in boxes How to Order EP CommonPart 3W 200R J Powerrating Nominal Resistance Resistance Tolerance 05W = 1/2W 1W = 1W EP 1WS = 1WS As per Electrical characteristics chart 10 - 10R F = 1% G = 2% 1K -1K0 J = 5% (1000) K = 10% TE Connectivity, TE connectivity (logo) and TE (logo) are trademarks. Other logos, product and Company names mentioned herein may be trademarks of their respective owners. While TE has made every reasonable effort to ensure the accuracy of the information in this datasheet, TE does not guarantee that it is error-free, nor does TE make any other representation, warranty or guarantee that the information is accurate, correct, reliable or current. TE reserves the right to make any adjustments to the information contained herein at any time without notice. TE expressly disclaims all implied warranties regarding the information contained herein, including, but not limited to, any implied warranties of merchantability or fitness for a particular purpose. The dimensions in this datasheet are for reference purposes only and are subject to change without notice. Specifications are subject to change without notice. Consult TE for the latest dimensions and design specifications.