This device is designed and made according to the demand of glow wire testing method in the standards of GB/T3048.7-2007, etc. and suitable for wire and cable.
1. Electric specifications: not less than 4KV; in the test, when the leakage current is 250mA, maximum voltage drop of power supply  high end should less than 5%; when the instantaneous current that passes the high end reaches (1.0±0.1A), the relay acts in (50-250ms),  cut the current, the buzzer alarms, it shows the specimen is unqualified,  press the button can remove the alarm
2. Spraying device: the height is adjustable, spraying distance is not less than 1m, the distance between spray nozzle and specimen is 500mm
3. Spraying speed: 3m/s
4. Spraying volume: 0.5±0.1mm/min
5. Spraying time: 10s, inverval: 20s
6. Visuality: with glass watching door
7. Chamber material: sprayed iron plate
8. Power supply: 220V, 50Hz