金属氧化膜电阻 6.8kΩ ±5% 7W
Ceramic housing for fiberglass or metal oxide core with cement based filling. Short time overload is wirewound 10× rated wattage for 5 sec.; metal oxide 5× rated wattage for 5 sec. results in ±2%. Derate from 100% at 70°C to 0% at 275°C. Incombustibility at 16× rated wattage for 5 min. is not flamed. Moisture proof load life at 40°C 95% RH on-off cycle 1000 hours yields ±5%. Additional values available.
* Economical Commercial Grade for General Purpose Use
* Wirewound and Metal Oxide Construction
* Flameproof
* Tolerance: 5%
