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.
at70C 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
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 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.
RatedLoad(%)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
SmallSize
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.
PeakVoltage(Volt)