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 manufac- tured 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 Type Rated Max. Max. Dielectric Resistance Operating Power Working Overload Withstanding Range Temp. at 70 C Voltage Voltage Voltage Range Normal EP05W 1/2W 500 V 1,000 V 350 V 10 560 size (0.50W) EP1W 1W 500 V 1,000 V 500 V 10 1K EP2W 2W 500 V 1,000 V 500 V 10 2K -55 EP3W 3W 500 V 1,000 V 500 V 10 3K +155 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 Small EP1WS 1W 500 V 1,000 V 500 V 10 560 size 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 -55 +155 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 Power Derating Curve +70C +155C +275C 100 80 60 40 20 0 -55 0 50 100 150 200 250 300 Ambient Temperature (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 Dimensions are shown for For email, phone or live chat, go to: te.com/help and inches unless otherwise reference purposes only. specified. Values in brackets Specifications subject are standard equivalents. to change. Rated Load (%)Wirewound Anti-Surge Resistor Type EP Series Surge Rating Type Low Maximum Medium Maximum High Maximum Resistance Surge Resistance Surge Resistance Surge Range Voltage Range Voltage Range Voltage EP05W 10 40 3KV 43 240 4kV 270 560 4kV EP1W 10 50 4KV 51 240 5kV 270 1k 5kV EP2W 10 100 5KV 110 240 6kV 270 2k 6kV EP3W 10 100 7KV 110 680 8kV 750 3k 8kV EP5W 10 160 8KV 180 680 9kV 750 5k 9kV EP7W 10 160 9KV 180 680 10kV 750 6k 10kV EP8W 10 160 10KV 180 680 11kV 750 10k 11kV EP9W 10 160 10KV 180 680 11kV 750 15k 12kV Small Size EP1WS 10 40 3KV 43 240 4kV 270 560 4kV EP2WS 10 50 4KV 51 240 5kV 270 1k 5kV EP3WS 10 100 5KV 110 240 6kV 270 2k 6kV EP5WS 10 100 7KV 110 680 8kV 750 3k 8kV EP7WS 10 160 8KV 180 680 9kV 750 5k 9kV EP8WS 10 160 9KV 180 680 10kV 750 6k 10kV EP9WS 10 160 10KV 180 680 11kV 750 10k 11kV EP10WS 10 160 10KV 180 680 11kV 750 15k 12kV Surge Waveform (1.2 /50 s) 1.2 / 50 s Voltage Capability 10000 0.5W 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 Dimensions are shown for For email, phone or live chat, go to: te.com/help and inches unless otherwise reference purposes only. specified. Values in brackets Specifications subject are standard equivalents. to change. Peak Voltage (Volt)