机能符号 Symbol MCBIA/MCBIG MCBIH 平衡阀 Counterbalance Cartridge Valves 技术参数 Specifications 280BAR(MCBIA) 350BAR(MCBIG/MCBIH) ·流 量 Flow 480L/min ·内 泄漏 Internal Leakage 5 drops/min.max.to 85% of norminal setting ·先 导比 Pliot Ratio 3:1(MCBIA)/4.5:1(MCBIG)/10:1(MCBIH) ·温 度 Temperature -40°C to +120°(-40°F to+250°F) ·插 孔 Cavity T-19A ·流 体 Fluids Mineral-based fluids with viscosities of 7.4 to 420 cSt. ·平衡阀的设定值应该至少为负载压力值的1.3倍。 The setting value of the balance valve should be at least 1.3 times of the load pressure value. ·2口的背压将会增加溢流值，增加值为（1+先导比）×压力值 Backpressure at port 2 adds to the effective relief setting at a ratio of 1 plus the pilot ratio times the backpressure ·标准设定下，阀的复位压力值高于阀开启值的85%。当设定值小于 标准设定值，复位压力值的百分比将相应变小 Reseat exceeds 85% of set pressure when the valve is standard set. Settings lower than the standard set pressure may result in lower reseat percentages 产品特性 Features

压 力-流量 性能 曲线 Performance Curve Pressure Drop vs.Flow 全调3.75圈 Number of Counter-clockwise Turns HEX 4 顺时针方向旋转螺杆，减少设定以至卸载 Turn adijustment clockwise to decrease setting and release load HEX 14 调节螺母最大扭矩12Nm FLOW gpm(lpm) 流量 压力降 PRESSURE DROP psi(bar) Free Flow and Piloted Open Pressure Drop 压力降 PRESSURE DROP psi(bar) 安装尺寸 INSTALLATION DIMENSIONS 订购型号 Order Type Ⅲ. 调压 范 围 Pressure Range MCBIA: H=1000-4000psi(70-280bar) Preset:3000psi(210bar)(Check:1.7bar) I =400-1500psi(28-105bar) Ⅱ. 调 节方 式 adjustment Preset:1000psi(70bar)(Check:1.7bar) L=螺钉 调整 Screw Adjust A =1000-4000psi(70-280bar) Preset:3000psi(210bar)(Check:0.3bar)...

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