The product name:Cable fire testing machine
use：Cable fire testing machine for testing electric wire electric cable under the certain fire source and the time can continue to run in the specified state.
technical standards：According to the national standard GB/manufacturing IEC60331 T19216.11-2003-11
Type burner for a venturi mixer with propane gas burner, nozzle 500 mm long, 15 mm wide, the nozzle with three rows of staggered holes, the hole diameter is 1.32 mm pitch is 3.2 mm.
At least 200 mm from the bottom of the nozzle, at least 300 mm distance from any walls. (box to match)
Metal ring inside diameter is about: 150 mm.
With double flow meter and pressure control, air flow meter range: 0.5-5 m3 per hour, the gas flow range: 0.1 1 cubic per hour with temperature measuring device (type K thermocouple), in (750 + 50 ℃, - 0 ℃) under the condition of combustion for 10 minutes, the two thermocouple temperature difference should not exceed 40 ℃ test process automatic control.
With intelligent detection function, when the specimen during short circuit test of automatic alarm and switch off the fire.
Provide standard requires five inner diameter is about 150 mm metal ring, metal ring distance can ?