ET250

ET Metal Composite Tubular type Non-Inductive Resistors for Ultra High Voltage, High Energy ET is Energy Tube,Ultra High Voltage,High Frequency,High Energy. ET series to meet general set of requirements of various ultra high voltage high energy with composite type tubular resistors , especially for build up R & R-C Tank at reasonalble cost . * Power Rating Able to build up Mega Jouls E nergy System. * Well working in Air, Oil , Mist & harsh condition * P ulse Modulators * S urge Absorb * Charging /Discharging * X -ray equipments * Ground * Dust Collecting Systems * Nuclear Systems * High Voltage Rectifyer * High Voltage Diode * High Frequency * Various High Voltage Energy Applications DIMENSIONS [mm] Model Nr. Power[W] M a x . Impulse V o l t age[ k V ] 1.2/50uSec 50 100 150 Dimensions in millimeters L 160+/-0.5 310+/-0.5 450+/-0.5 B 45+/-1.0 45+/-1.0 46+/-1.0 D 49+/-0.5 49+/-0.5 49+/-0.5 Dia on Corona Ring, ' RC' type 62 62 62 W 20+/-0.1 20+/-0.1 20+/-0.1 T M6 M6 M6 ET 70 ET 150 ET 250 70 150 250 Cap style : ex) ET150 -nc ; normal cap type , ET150 -rc ; Corona Ring & Cap type  ET Model Nr. ET70 ET150 ET150 Metal Composite Tubular type Non-Inductive Resistors for Ultra High Voltage, High Energy S td. Ohmic R ating[ Ω] 10~100 10~150 10~200 Low Extended Rvalue[Ω] 1.5 2 5 Hi Extended Rvalue[Ω] upto 3k upto 10k upto 10k SPECIFICATIONS Resistance Tolerance : 1 %,2%,5%,10% Temperature Coefficient : S td. 100ppm/ °C, referenced to 25°C, from - 15°C to +105°C, other TCR on requests. Overload : 5 times rated power with applied voltage not to exceed 1.5times Max. continuous o perating voltage for 5 seconds, overload/ overvoltage Δ R 0.50% max. Thermal Shock : M il-Std-202, Method- 107,Cond. C, Δ R 0.50% m ax. Load Life : 1 .000 hours at rated power Δ R 1.0% typ. M oisture Resistance: M il-Std-202, Method 106, Δ R 0.50%. Insulation Resistance : 1 0,000Megohms Min. DERATING CURVE Rated Power or Voltage% 00 80 60 40 0 0 5 75 5 75 5 Ambient-Temperature (˚C) Termination Cap of Material : A luminum Alloy , Bronz M 4 / M6 Cap, &Rug available Encapsulation : E poxy /silicone confomal/ Glass / cf.: The described specifications & dimensions subject to change without notice. Willow Technologies Ltd. Shawlands Court, Newchapel Road, Lingfield, Surrey, RH7 6BL, United Kingdom. i http://www.willow.co.uk , France + 44 (0) 1342 835234 + 44 (0) 1342 834306 nfo@willow.co.uk designed by jonaldo