Resistance heating wire |
NiCr 80/20 wire |
Wattage Tolerance |
+5%, -10% |
Resistance tolerance |
+10%, -5% |
Length tolerance |
±1 mm |
Diameter tolerance |
-0.02mm |
Standard Cold Zone |
5-10mm |
Insulation resistance (cold) |
≥ 500 MΩ |
Maximum leakage current (cold) |
≤ 0.5 mA |
Thermocouple Location |
type J / K / Ground wire |
Advantages
internal wiring: high temperature resistance, uniform heating, high thermal conductivity and difficult cable fracture.
external wiring: high temperature resistance, uniform heating and high thermal conductivity.
Function:
1. Operating conditions: ambient temperature-20ºC ~ + 60ºC, relative temperature <80%;
2. Electrical strength: cold withstand voltage AC work 1500V 50Hz lasts for 1 min without breakdown phenomenon;
3. Thermal insulation performance: AC 1000V 50Hz lasts for 1 min without breakdown phenomenon;
4. Leakage current <0.5MA; Insulation resistance> 30MΩ;
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