GA / T537 - 2005 Cable Electronic Testing Device , Bus Groove Electronic Device Testing

GA / T537 - 2005 Cable Electronic Testing Device , Bus Groove Electronic Device Testing

Scope of application:

It is applicable to the fire retardant, fire retardant and fire-resistant performance of busbar system.

Meet the standard:

Comply with GA/t537-2005 test method for the main line system (bus) fire retardant, fire and fire resistance, GB/T9978 standard.

Main parameters:

1. Working voltage: AC380V plus or minus 10% 50Hz; Power: 5KW

2. Measuring range of furnace pressure: 0-100pa measurement accuracy: less than or minus 3Pa

3. Air flow: 0-50m3/min measurement accuracy: less than or equal to 0.5m3/min

4. Combustion air source: propane and liquid gas

5. Cylinder capacity: 50kg * 4

6, test temperature, temperature programmed 60 min at room temperature to 925 ℃, 120 min

7, at room temperature to 1050 ℃, 180 min at room temperature to 1115 ℃, 240 min

8, room temperature 1150 ℃

9, furnace temperature: plus or minus 15 ℃

10, the internal temperature of the specimen: plus or minus 10 ℃

11 and specimen back fire temperature: plus or minus 4 ℃

12. Temperature sensor:

13. Inside furnace: 6 armored nickel-chromium nickel silicon K - value thermocouple precision grade: class II

14. Back fire: 6 armored nickel-chromium nickel silicon K - value thermocouple precision grade: level II

15. Time range: 0-360min timing accuracy: < + 2s.

16. Maximum combustion length of sample level: 2.4m

Vertical maximum combustion length: 1.6m

Dimensions of equipment: length x width x height (3 x 2 x 2.5) m;

Equipment weight: 4000Kg, site installation.