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              BF-30系列比例阀
              咨询热线:0757-28378668
              功能简述Function description

              采用耐高压技术

              Use silence&high pressure resistant technology

              可动铁芯式燃气比例阀

              Gas proportional valve with permanent magnet

              采用双开关,更加安全

              Use double switches to be safer

              开关阀接线方式可选

              The connection way of on-off valve is optional 

              由一个主截止电磁阀、两个分段电磁阀和一个比例调节阀组成

              It is made up of one main cut-off solenoid valve, two sectionsolenoid valves sand an on-off proportional valve

              使用用途:适用于额定热负荷不超过50kW的燃气热水器和燃气采暖热水炉

              Usage: can be used in gas water heater&gas boiler whose nominal heat loading is ≤ 50KW


                  主要技术参数    MAIN TECHNICAL PARAMETER

              使用气体种类:液化石油气、天然气、人工煤气

              Gas applicable: LPG ,NG,ArtificialGas

              开阀电压: < DC 21V (加压10kPa空气,冷态时测定)

              Valve open voltage : < DC 21V(Test with 1OkPa under cold status)

              绝缘阻抗: > 100MΩ ( DC500V )

              Insulation resistance : > 100MΩ ( DC500V )

              适用压力: <4 kPa

              Pressure applicable: < 4KPA

              闭阀电压: ≥2V

              Walve closing voltage :≥2V

              线圈电阻:自吸阀11OΩ±10% (20°C) 比例阀85±10Ω (20°C)

              Winding resistance : Solenoid valve 11OΩ±10% (20°C)Proportional valve 85±10Ω (20°C)

              允许耐压: 10 kPa

              Allowable withstand voltage : 10KPA

              外部泄漏: 0. 5ml/min以下(加压10kPa测试)

              External leakage: <0. 5ml/min(test with 10kPa)

              驱动信号:电磁阀:强吸时间≥500ms ,然后输出> 80Hz占空比50%的脉冲信号,信号幅度24V比例阀: DC 0~200mA

              Activating signal : Solenoid valve: strong suction time ≥ 500ms.Output > 80Hz. Duty ratio 50% pulse signal. Signal amplitude of 24V proportional valve: DC 0-200mA

              环境温度:-15°C~65°C (无结露)

              Ambient temperature: -15°C~65°C No condensation

              内部泄漏:主截止电磁阀0.3ml/min以下、分段电磁阀0.5ml/min(以下加压10kPa和600Pa分别测试)

              Internal leakage: main solenoid valve: <0.3ml/min. Section solenoidvalve: <0 5ml/min. (test with 10kPa& 600Pa respectively)

              端子方向:任意

              Direction of terminal : anyway

              额定电压: DC 24V

              Nominal voltage : DC 24V





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