# 直动式比例换向阀 - D1FB / D3FB系列 > 派克经验证的直动比例换向阀系列 D1FB (NG06) / D3FB (NG10) 是普遍适用的，提供高重复性和低滞后性。具有防爆螺线管的 D1FB\*EE 允许在危险环境中使用。 所属技术：液压技术 ## 技术参数 | 参数 | 值 | 单位 | | --- | --- | --- | | 运行类型 | 直动 | | | 电子类型 | 外部 | | | 压差 | 5 bar | | | 功能 | 2-way, 3-way | | | 启动类型 | 比例电磁铁 | | | 密封材料 | NBR | | | 安装类型 | 底板安装 | | | 安装位 | Unrestricted | | | 最大流速 | N/A | | | 最大运行压力 | 350 bar | | | 最高运行温度 | 60 (explosion-proof: 40) °C | | | 最低运行温度 | '-20 °C | | | 与流体类型共同使用 | Hydraulic Oil (according to DIN 51524 ... 535) | | | 重量 | 2.2 (D1FB), 2.5 (D1FB\*EE 带一个电磁铁), 3.5 (D1FB\*EE 带两个电磁铁), 6.5 (D3FB) kg | | | 产品序列 | 比例换向阀 | | | 阀体材料 | Cast iron | | | 最高环境温度 | 60 °C | | | 最低环境温度 | '-20 °C | | | 最高流体温度 | 60 °C | | | 最低流体温度 | '-25 °C | | | 最大运动粘度 | 400 cSt | | | 最小运动粘度 | 20 cSt | | | 过滤器效率额定值 | ISO 4406; 18/16/13 | | | 泄漏率 | D1FB: \<50 (spool/sleeve) / \<60 (spool/body), D3FB: \<100 | | | 滞后 | D1FB: \<4 (spool/sleeve) / \<6 (spool/body), D3FB: \<4 (spool/sleeve) / \<5 (spool/body) % | | | 防护等级 | IP65 in accordance with EN 60529 | | ## 型号入口（首批） - 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