Open Type Resistors
Edgewound Resistors
VEW Series
Features:
- ALL WELDED COSTRUCTION
- WATTAGES FROM 250 WATTS TO 1000 WATTS
- RANGE FROM OR1 TO 7R5
- SUITABLE FOR HIGH CURRENTS
- AVAILABLE AS A BANK
- CUSTOM BASED DESIGNS ALSO AVAILABLE
Charactaristics:
| Tolerance | ±5% & ±10% |
| Temperature coefficient | 150PPM/ºC – 900ppm/ºC |
| Power dissipation | Rated at 40ºC ambient and derate linearly to 0 power at 375ºC |
| RCWV – Rated Continuous Working Voltage | Square root of (Rated power x resistance value) |
VRT Series
Applications :
VEPL VRT series are used for Educational, Testing, Load simulations, Automation control installations, etc. For custom specifications; please contact us.
Charactaristics:
| Tolerance | ±1%, ±2%, 5% , & 10% |
| Temperature coefficient | ±200 PPM / °C |
| Power dissipation | Rated at 70°C Ambient and derated linearly to Zero power at 350°C |
| Load life stability | ±5% full load dissipation for 1000 hrs |
| Maximum Voltage | Where P = Power in watts, R = Resistance in ohms |
VVW Series
Features:
- OPEN ELEMENT TYPE (NO COATING ON ELEMENT)
- RANGE FROM 0.4 OHM TO 39 OHMS
- NORMAL CONTINUOUS POWER RATING IS 300 WATTS
- CAN WITHSTANDD UPTO 1000W FOR PULSED LOADS
- AVAILABLE IN SINGLE / BANK AS REQUIRED
- MORE SUITABLE FOR MOTOR APPLICATIONS
Charactaristics:
| Tolerance | ±5% & ±10% (closure tolerances also available) |
| Temperature coefficient | 200PPM/ºC |
| Power dissipation | Rated at 70ºC ambient and derate linearly to 0 power at 350ºC |
| Lode life stability | ±5% ( after full load dissipation for 1000 hrs.) |
| RCWV – Rated Continuous Working Voltage | Sqareroot of (Rated power x resistance value) |
| Breakdown voltage | >10KV(between terminals and mounting hardware) |