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PEV 可为液位、膨胀、过热和温度控制应用提供精确的流量控制。不锈钢结构有助于克服在恶劣环境中遇到的腐蚀问题。阀门的焊接功能设计减少了连接泄漏的可能性。与同类产品相比,该设计具有更高的工作压力、更大的工作温度范围和更高的流量。
这些阀门内部组件可更换,以实现长寿命。
市场:
• 工业制冷
• 商业制冷
功能和优点:
• 适用于氨、二氧化碳、R-134a、R-404a、R-410a 和其他常见制冷剂
• 不锈钢材质延长了产品的使用寿命
• 轻质结构
• 滤芯式设计简化了维护工作,并消除了自身磨损
• 功能模块可与其他 P 系列产品互换
• 可与任何 4-20 mA 控制器配合使用
• 明亮的 LED 显示屏
• 密码保护防止篡改
• 报警通知
• IP67/NEMA 6 等级
• 提供派克备份模块 (PBM)
功能与设计:
• 派克电动阀 (PEV) 是一种电动控制阀,用于调节工业制冷应用中的制冷剂流量。常见的应用包括负载波动较大的应用,如冷冻和冷却应用,以及需要精确控制温度或湿度的应用。PEV 由两个主要部件组成:电动执行器和密封阀体。
• 执行机构安装在 IP67(NEMA 6)外壳中。阀体完全由不锈钢制成,具有耐腐蚀性,可用于各种工业制冷应用。PEV 由 24 VDC 供电,可接受 4-20 mA 控制信号。PEV 将根据输入的控制信号,通过打开和关闭来调节制冷剂流量。接通电源后,执行器会自动校准。当 4-20 mA 信号超出范围后,或用户手动要求时,阀门会回到范围内。在 4 mA 信号下,阀门将关闭;在 20 mA 信号下,阀门将 100% 打开,除非在设置时方向倒置。
• PEV 可选配 Parker 备用模块 (PBM),在断电情况下将阀门置于用户定义的位置。校准周期结束后,PEV 执行器将根据输入的控制信号定位阀门。
• PEV 阀门由一个额定压力为 52 bar (754 psi) 的不锈钢外壳组成。PEV 阀门通过一个电动执行器进行调节,电动执行器驱动一个螺杆装置打开和关闭阀芯。
应用:
• 工业制冷
• 液位控制
• 扩展控制
• 过热控制
• 温度控制
Literature and Reference Materials |
---|
Installation Bulletin - Parker Electronic Valve (PEV) |
Product Bulletin 24-00 D - Parker Electronic Valve (PEV) |
产品 | 材料类型 | 端口尺寸 | 容量塞类型 | 连接尺寸 | 连接类型 | 选件 |
---|---|---|---|---|---|---|
PEVC4D31 | Stainless Steel | 25 mm (1") | Full Plug | 20 mm | Butt Weld (BW) DN | With Actuator |
PEVC4S51 | Stainless Steel | 25 mm (1") | Full Plug | 1-1/4" | Socket Weld (SW) | With Actuator |
PEVC4B41 | Stainless Steel | 25 mm (1") | Full Plug | 1" | Butt Weld (BW) ANSI | With Actuator |
PEVC4D42 | Stainless Steel | 25 mm (1") | 40% Reduced Plug | 25 mm | Butt Weld (BW) DN | With Actuator |
PEVC4B32 | Stainless Steel | 25 mm (1") | 40% Reduced Plug | 3/4" | Butt Weld (BW) ANSI | With Actuator |
PEVC4D52 | Stainless Steel | 25 mm (1") | 40% Reduced Plug | 32 mm | Butt Weld (BW) DN | With Actuator |
PEVC4S52 | Stainless Steel | 25 mm (1") | 40% Reduced Plug | 1-1/4" | Socket Weld (SW) | With Actuator |
PEVC4D41 | Stainless Steel | 25 mm (1") | Full Plug | 25 mm | Butt Weld (BW) DN | With Actuator |
PEVC4S41 | Stainless Steel | 25 mm (1") | Full Plug | 1" | Socket Weld (SW) | With Actuator |
PEVC5S61 | Stainless Steel | 32 mm (1-1⁄4") | Full Plug | 1-1/2" | Socket Weld (SW) | With Actuator |
PEVC6S61 | Stainless Steel | 40 mm (1-1⁄2") | Full Plug | 1-1/2" | Socket Weld (SW) | With Actuator |
PEVC4S32 | Stainless Steel | 25 mm (1") | 40% Reduced Plug | 3/4" | Socket Weld (SW) | With Actuator |
PEVC4S42 | Stainless Steel | 25 mm (1") | 40% Reduced Plug | 1" | Socket Weld (SW) | With Actuator |
PEVC4D51 | Stainless Steel | 25 mm (1") | Full Plug | 32 mm | Butt Weld (BW) DN | With Actuator |
PEVC4S31 | Stainless Steel | 25 mm (1") | Full Plug | 3/4" | Socket Weld (SW) | With Actuator |
PEVC5S51 | Stainless Steel | 32 mm (1-1⁄4") | Full Plug | 1-1/4" | Socket Weld (SW) | With Actuator |
PEVC4B52 | Stainless Steel | 25 mm (1") | 40% Reduced Plug | 1-1/4" | Butt Weld (BW) ANSI | With Actuator |
PEVC4B31 | Stainless Steel | 25 mm (1") | Full Plug | 3/4" | Butt Weld (BW) ANSI | With Actuator |
PEVC4B51 | Stainless Steel | 25 mm (1") | Full Plug | 1-1/4" | Butt Weld (BW) ANSI | With Actuator |
PEVC4D32 | Stainless Steel | 25 mm (1") | 40% Reduced Plug | 20 mm | Butt Weld (BW) DN | With Actuator |
PEVC4B42 | Stainless Steel | 25 mm (1") | 40% Reduced Plug | 1" | Butt Weld (BW) ANSI | With Actuator |
PEVC3B31 | Stainless Steel | 20 mm (3/4") | Full Plug | 3/4" | Butt Weld (BW) ANSI | With Actuator |
PEVC3B32 | Stainless Steel | 20 mm (3/4") | 70% Reduced Plug | 3/4" | Butt Weld (BW) ANSI | With Actuator |
PEVC3B41 | Stainless Steel | 20 mm (3/4") | Full Plug | 1" | Butt Weld (BW) ANSI | With Actuator |
PEVC3B42 | Stainless Steel | 20 mm (3/4") | 70% Reduced Plug | 1" | Butt Weld (BW) ANSI | With Actuator |
PEVC3D31 | Stainless Steel | 20 mm (3/4") | Full Plug | 20 mm | Butt Weld (BW) DN | With Actuator |
PEVC3D33 | Stainless Steel | 20 mm (3/4") | Full Plug | 20 mm | Butt Weld (BW) DN | With Actuator |
PEVC3D41 | Stainless Steel | 20 mm (3/4") | Full Plug | 25 mm | Butt Weld (BW) DN | With Actuator |
PEVC3D42 | Stainless Steel | 20 mm (3/4") | 70% Reduced Plug | 25 mm | Butt Weld (BW) DN | With Actuator |
PEVC3S31 | Stainless Steel | 20 mm (3/4") | Full Plug | 3/4" | Socket Weld (SW) | With Actuator |
PEVC3S32 | Stainless Steel | 20 mm (3/4") | 70% Reduced Plug | 3/4" | Socket Weld (SW) | With Actuator |
PEVC3S41 | Stainless Steel | 20 mm (3/4") | Full Plug | 1" | Socket Weld (SW) | With Actuator |
PEVC3S51 | Stainless Steel | 20 mm (3/4") | Full Plug | 1-1/4" | Socket Weld (SW) | With Actuator |
PEVC3S52 | Stainless Steel | 20 mm (3/4") | 70% Reduced Plug | 1-1/4" | Socket Weld (SW) | With Actuator |
PEVC5B51 | Stainless Steel | 32 mm (1-1⁄4") | Full Plug | 1-1/4" | Butt Weld (BW) ANSI | With Actuator |
PEVC5D51 | Stainless Steel | 32 mm (1-1⁄4") | Full Plug | 32 mm | Butt Weld (BW) DN | With Actuator |
PEVC5S53 | Stainless Steel | 32 mm (1-1⁄4") | Full Plug | 1-1/4" | Socket Weld (SW) | Without Actuator |
PEVC6B61 | Stainless Steel | 40 mm (1-1⁄2") | Full Plug | 1-1/2" | Butt Weld (BW) ANSI | With Actuator |
PEVC6B81 | Stainless Steel | 40 mm (1-1⁄2") | Full Plug | 2" | Butt Weld (BW) ANSI | With Actuator |
PEVC6D61 | Stainless Steel | 40 mm (1-1⁄2") | Full Plug | 40 mm | Butt Weld (BW) DN | With Actuator |
PEVC6S63 | Stainless Steel | 40 mm (1-1⁄2") | Full Plug | 1-1/2" | Socket Weld (SW) | Without Actuator |
PEVC6S81 | Stainless Steel | 40 mm (1-1⁄2") | Full Plug | 2" | Socket Weld (SW) | With Actuator |
PEVC6S83 | Stainless Steel | 40 mm (1-1⁄2") | Full Plug | 2" | Socket Weld (SW) | Without Actuator |
PEVC8B81 | Stainless Steel | 50 mm (2) | Full Plug | 2" | Butt Weld (BW) ANSI | With Actuator |
PEVC8S81 | Stainless Steel | 50 mm (2) | Full Plug | 2" | Socket Weld (SW) | With Actuator |
PEVC8SA1 | Stainless Steel | 50 mm (2) | Full Plug | 2-1/2" | Socket Weld (SW) | With Actuator |
PEVWASA1 | Plated | 65 mm (2-1⁄2") | Full Plug | 2-1/2" | Socket Weld (SW) | With Actuator |
PEVWGBG1 | Plated | 80 mm (3") | Full Plug | 3" | Butt Weld (BW) ANSI | With Actuator |
PEVWGSA1 | Plated | 80 mm (3") | Full Plug | 2-1/2" | Socket Weld (SW) | With Actuator |