美国斯毕尔公司实际上可以为美国斯毕尔阀门提供任何执行机构。现在在本手册没有介绍的下列执行机构阀门配置备选件和附件只是那些根据特殊订单而能够提供的很少一部分。请参阅附录B：高级执行机构阀门型号选型了解配置和附件备选件。请联系美国斯毕尔公司了解更多的技术资料或其他定制执行机构需求。某些特殊订单备选件和定制执行机构组件包可能需要更长的交货期。请联系美国斯毕尔公司了解详细内容。
　　Spears® can provide virtually any actuation need for Spears® valves. The following actuated valve configurations options and accessories not currently specified in this manual are a few of those available on a special order basis. Appendix B: Premium Actuated Valve Part Number Selection for configuration and accessory options. Please contact Spears® for additional technical information or other custom actuation needs. Certain special order options and custom Actuation Packages may require extended lead times. Please contact Spears® for details.

特殊执行机构球阀
Special Actuated Ball Valves

• 紧凑型球阀
  Compact Ball Valves
• 单入口球阀
  Single Entry Ball Valves
• 真活接2000系列3通垂直和水平球阀
  True Union 2000 3-Way Vertical & Horizontal Ball Valves
• 通风球阀
  Vented Ball Valves

特殊执行机构蝶阀
Special Actuated Butterfly Valves

• 串联3通 - 两个阀门由一个执行器操作，同时关闭或同时开启。
  Tandem 3-Way - two valves operated from one actuator, both closing or both opening at the same time.
• 串联分流 - 两个阀门由一个执行器操作，在一个关闭的同时另一个开启。
  Tandem Diverting - two valves operated from one actuator, one opening while the other closes.
• “无阀座”执行机构蝶阀，用于排泄管（节气闸）应用场合。
  "No Seat" actuated Butterfly Valves for duct (damper) applications.
• 聚丙烯DN750至DN1500执行机构阀门（根据定制生产）
  Polypropylene 30" to 60" Actuated Valves (custom produced)

执行机构闸阀
Actuated Gate Valves

• PVC和CPVC材料结构
  PVC & CPVC Construction
• 通径DN15 ~ DN100
  Sizes ¹/₂" - 4"
• 承插，螺纹，法兰连接端口
  Socket, Threaded, Flanged End Connections

特殊执行器备选件
Special Actuator Options

• 只是执行器
  Actuators Only
• 只是执行器支架
  Actuator Brackets Only
• 执行器轴加长件
  Actuator Stem Extensions
• 双重粉末涂敷电动执行器外壳
  Double Powder Coated Electric Enclosures
• 不锈钢气动执行器外壳
  Stainless Steel Pneumatic Enclosures
• 电动弹簧复位开启或关闭，不带强制手动操作装置
  Electric Spring Return Open or Close with No Override
• 电池备用电动执行器
  Battery Back-up Electric Actuators

特殊开关装置和电磁阀
Special Switch Sets & Solenoids

• 单限位开关和支架，（没有执行器），用于手动阀门
  Single Limit Switch & Bracket Only (no actuator) for manual valves
• 双限位开关和支架，（没有执行器），用于手动阀门
  Double Limit Switch & Bracket Only (no actuator) for manual valves
• 双重线圈5通电磁阀
  Dual Coil 5-Way Solenoid Valves

更换部件
Replacement Parts

　　可提供许多更换部件用于美国斯毕尔公司电动和气动执行器和阀门。请联系美国斯毕尔公司了解所需要的特殊部件。
　　Many replacement parts are available for Spears® electric and pneumatic actuators and valves. Contact Spears® for specific parts needs.