This Testing equipment Comply with DIN 14521-1987 standards ,it is suitable for the sealing performance, pressure resistance performance, outer diameter expansion rate and axial elongation rate test of fire hose reels of water, dry powder and foam fire extinguishing agents.
1. Scope of application:
It is suitable for the sealing performance, pressure resistance performance, outer diameter expansion rate and axial elongation rate test of fire hose reels of water, dry powder and foam fire extinguishing agents.
Applicable to the maximum working pressure of 4.0MPa, the maximum diameter of the hose is 38mm;
2. Compliant standards:
2.1 Comply with GB15090-2005 Section 6.2 sealing test;
2.2 Comply with GB15090-2005 section 6.3 withstand voltage test;
2.3 Complies with the performance test of hose in Section 6.8 of GB15090-2005, but does not include low temperature test, which needs to be purchased separately.
2.4 DIN 14521-1987、NF S61-820-1/IN12010、NF S61-820-2/IN12010
4. the main technical parameters:
4.1 Instrument composition: It consists of hydraulic test bench, air pressure test bench, test part, hose performance test device, and control part;
4.2 Hydraulic test bench
4.2.1 Test medium: pure water
4.2.2 Pressure range: 0-15MPa
4.2.3 Boost rate: 5~10Mpa/min adjustable
4.2.4 High pressure water output: 20L/min
4.2.5 Pressure acquisition accuracy: ±0.005MPa
4.2.6 Pressure sensing method: current transmitter method
4.2.7 Withstand voltage of voltage stabilizer: 25Mpa
4.2.8 Pressure collection interval: 0.1s
4.2.9 Pressure range of high pressure pump: 0-17MPa
4.2.10 Frequency modulation range of inverter: 0-50Hz
4.2.11 Pressure holding time: 0~99.99s/min can be set
4.2.12 Pressure display fluctuation: when it is less than 3.0Mpa, the pressure fluctuation value is less than or equal to ±0.03Mpa; when it is greater than 3.0Mpa, the pressure fluctuation value is less than or equal to ±0.03Mpa
4.2.13 Diameter of pressure pipe: DN25 seamless steel pipe and rubber hose
4.3 Air pressure test bench
4.3.1 Pressure range: 0~15MPa;
4.3.2 Test medium: air;
4.3.4 Medium temperature: normal temperature;
4.3.5 Pressure measurement accuracy: ±0.5%F.S; (
4.3.6 Pressure control accuracy: ±1% F.S;
4.3.7 Timing range: 0~999h;
4.3.8 Driving pressure: compressed air 0.1MPa≤P≤0.8MPa. The compressor is used to provide the air source, and the air compressor is provided by the buyer;
4.3.9 Control mode: automatic/manual;
4.3.10 Boost rate: (5Mpa~0.5Mpa)/min adjustable;
4.4 Test part:
4.4.1 Number of test pieces: 1 piece. The whole disk placement test;
4.4.2 It is suitable for the test space with the test length of 1.2m;
4.4.3 With explosion-proof observation window.
4.5 Hose performance test;
4.5.1 Comply with GB15090-2005 Section 6.8 Hose Performance Test, but does not include low temperature test, which needs to be purchased separately;
4.5.2 External diameter expansion rate and axial elongation test device:
4.5.2.1 One test stand;
4.5.2.2 Smooth shafts: two, one each with a diameter of 150mm and a diameter of 200mm;
4.5.2.3 Suspended mass: 4.5kg weight.
4.6 Control section
4.6.1 Use computer + PLC + module to collect and control;
4.6.2 The pressure control and voltage stabilization are controlled by frequency converter;
4.6.3 Pressure holding time: 0~99.99min can be set;
4.7 Power of the whole machine: 10KW;
4.8 Dimensions:
4.8.1 Host volume (approx.) length 2m × width 0.85m × height 1.65m
4.8.2 Control cabinet (approx.) length 1.38m×width 1.15m×height 1.6m
4.9 Weight of the whole machine: 550kg