机能符号 Symbol 平衡阀(标准型) 固定设定 Counterbalance Valve (Standard) Fixed setting 技术参数 Specifications · 工作压 力 Operating Pressure 350BAR ·流 量 Flow 60L/min · 内泄漏 Internal Leakage 5 drops/min.max.to 85% of norminal setting · 先导比 Pliot Ratio 3:1(MACBA)/4.5:1(MCBCG)/10:1(MCBCH) · 温度 Temperature -40°C to +120°(-40°F to+250°F) · 插孔 Cavity T-11A · 流体 Fluids Mineral-based fluids with viscosities of 7.4 to 420 cSt. 压力-流量 性能曲 线 Performance Curve Pressure Drop vs.Flow ·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 压力降 PRESSURE DROP psi(bar) 产品特性 Features Free Flow and Piloted Open Pressure Drop

安装尺寸 INSTALLATION DIMENSIONS 订购型号 Order Type Ⅰ Ⅱ Ⅰ. 固定 压力范 围 Fixed Pressure Range M=4700-5600psi(325-390bar) Check:1.7bar V=3200-3800psi(220-260bar) Check:1.7bar X=3500-4200psi(245-290bar) Check:1.7bar Z=4125-4900psi(285-340bar) Check:1.7bar Ⅱ. 油封 Seal- Kits N=丁腈 橡胶 Buna N V=氟橡胶 Viton Ⅲ. 阀 块材 质 BODY MATERIAL A=6061-T6铝 耐 压强 度207Bar 6061- T6 aluminum alloy rated at 207Bar S=钢 材 耐压强 度350Bar steel rated at 350Bar

应用领域 AP P L I CATI ON ARE A · 传输、发动机和动 力传动 控制 Transmission, engine and powertrain control · 建筑和道路建设设 备 Building and road construction equipment · 农业和园林机械 Agricultural and garden machinery · 林业和资源管理设 备 Forestry and resource management equipment · 废弃物处理设备 Waste disposal