Power cable busbar duct combustion test furnace

Power cable busbar duct combustion test furnace

Product Introduction:

The combustion test furnace for power cable busbar trunking meets the technical indicators and requirements specified in clauses 5.1 and 5.2 of the national standard GA/T537-2005 and GB/T9978-1999, namely the material fire resistance performance test. It is suitable for conducting experiments on the flame retardancy, fire resistance, and fire resistance performance of busbar trunking systems (busbar trunking).

Applicable scope:

This power cable busbar duct combustion test furnace is suitable for testing the flame retardancy, fire resistance, and fire resistance performance of busbar trunking systems (busbar ducts).

Applicable scope:

GA/T537-2005 Test methods for flame retardancy, fire resistance, and fire resistance of busbar trunking systems (busbar ducts)

GB/T9978-1999 Fire resistance test methods for building components

Equipment parameters:

Equipment composition: composed of gas flow control device, burner, combustion furnace, smoke exhaust device, etc

Working voltage: AC380V ± 10% 50Hz

Power consumption: 5KW

Furnace pressure measurement range: 0-100Pa

Furnace pressure measurement accuracy: ≤ ± 3Pa

Air flow rate: 0-50m3/min

Measurement accuracy: ≤ ± 0.5 m3/min

Combustion gas source: ≤ ± 0.5 m3/min

Gas tank capacity: 50kg x 4

Test temperature: program heating for 60 minutes, room temperature 925 ℃; 120 minutes at room temperature of 1050 ℃; 180min room temperature 1115 ℃; 240min room temperature 1150 ℃

Furnace temperature: ± 15 ℃

Internal temperature of the specimen: ± 10 ℃

Practice back fire temperature: ± 4 ℃

Temperature sensor:

Inside the furnace: 6 armored nickel chromium nickel silicon K-value thermocouples, accuracy level: Level II

Backfire: 6 armored nickel chromium nickel silicon K-value thermocouples, accuracy level: II

Timing range: 0-360min

Timing accuracy:<± 2s

Horizontal burning length of the sample: maximum 2.4m

Vertical combustion length of the sample: maximum 1.6m

Equipment dimensions: length x width x height (3 x 2 x 2.5) m

Equipment weight: 4000 Kg, on-site installation

Other:

Auxiliary equipment requirements:

1. Factory building length * width * height (8 * 4 * 6) m

2. The lifting height of the sample is 2.8m, and the winding length is greater than 2m

Functional configuration:

1. Microcontroller control, computer operation

2. High voltage electronic ignition, frequency>10000 times

3. Program heating and heating rate meet the national standard GB/T9978-1999

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