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SQM40 Siemens Control Valve Actuator

Siemens SQM40 SQM41 Synchro Actuator

  • NEMA 4 – No need for weather shields
  • No restrictions on mounting orientation – No more elaborate linkages to keep the shaft horizontal
  • The modulating input versions accept 2-10 Vdc, 4-20 mA or 0-135 ohm control signals
  • Approvals: UL, CSA, CE and EAC
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Siemens VA Assembly SQM4 with VKG Butterfly Valve

Siemens VA Assemblies SQM4 with VKG Valve

  • UL approved Valve, UL and CSA approved Actuator
  • SQM4 Actuator has various configurations available
  • From 1/2″ to 4″ NPT VKG Valve
  • VKG Valve in full, medium or reduced port sizes
  • Precision machined components enable the use of a solid shaft coupling
  • Shaft coupling provides a positive connection between the valve and actuator without actuator or valve shaft damage
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Siemens VKG Threaded Butterfly Valves

Siemens VKG Threaded Butterfly Valves

  • Full, medium, or reduced port versions available to optimize pressure drop and flow control
  • Shaft supported by precision bearings for repeatable performance
  • Low leakage rate at full closed position without a beveled disk
  • Low pressure loss at the full open position
  • Corrosion-resistant for outdoor applications
  • Clear position indication on a 2” laser-etched, anodized dial
  • 90° clockwise or counterclockwise rotation
  • UL Approval
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