WE/XE/SE Series Electric Actuator

Brand: A-T Controls, Inc.

WE Series - Weatherproof and XE Series - explosion-proof electric actuators are specially designed for quarter turn operating applications such as Ball valves, Butterfly valves, Plug valves, Dampers and similar valve automation usages.
Features
  • High Corrosion Resistance Due to Anodizing on the Inside and Outside and Polyester Powder Coating on the Outside. 
  • Available in 1 Phase / 3 Phase, All Motors are Custom Built for High-torque, Low Current Raw and the Highest Duty Cycle Ratings Offered. Fan Cooled Motor is Standard on Model XE 690. 
  • Easy Mounting Base Standard to ISO 5211 
  • Standard Four Limit Switches - 2 Auxiliary Limit Switches 
  • A Drain Slot is Provided to Eliminate Water Build Up on Window 
  • Torque Switch System 
  • Double Reduction Worm Gear Assembly is Self-locking with Minimum Blacklash. 
  • Option: Illuminated Red - Close, Green - Open, Yellow - Over Torque

Specifications

Ambient Temperature Range

  • -20° to 70° C (-4° to 158° F), Optional -40° C (-40° F) Low Temp Kit

Approvals & Certifications

  • ATEX/IECEx Ex d IIB T4 Gb
  • CSA

Conduit Connection

  • 2 × 3/4” NPT

Electrical Connectors

  • Terminal Block: Spring Loaded Lever Push Typical

Electrical Rating

  • 16 A at 1/2 hp 125/250 Vac, 0.6 A at 125 Vdc, 0.3 A at 250 Vdc

Enclosure Finish

  • Anodizing Treatment Before Dry Powder, Polyester

Environmental Protection

  • Type 4, 4X, 6 & 7
  • IP67
  • Submersible Enclosure IP68

Heater

  • 7-10 W Anti-Condensation Space Heater

Humidity

  • 90 % Relative Humidity, Maximum

Indication

  • Continuous Position Indicator Lamps (Open, Close, Torque)

Materials of Construction

  • Al Bronze
  • Aluminum Alloy
  • Polycarbonate
  • Steel

Motor Type

  • Class F Reversible Induction Motor

Motor Voltages

  • 115 Vac / 1-Phase
  • 12 Vdc
  • 220 Vac / 1-Phase
  • 220 Vac / 3-Phase
  • 24 Vac / 1-Phase
  • 24 Vac/Vdc
  • 24 Vdc (Requires Additional Relays for Customer Supplied Wiring)
  • 380 Vac / 3-Phase
  • 440 Vac / 3-Phase
  • 460 Vac / 3-Phase
  • 480 Vac / 3-Phase

Mounting

  • Easy Mounting Base ISO 5211 Standard

Operation

  • 120°
  • 180°
  • 270°

Options

  • 1,000 ohm Potentiometer
  • 10,000 ohm Potentiometer
  • -40° C (-40° F) Low Temp Kit
  • 5,000 ohm Potentiometer

Override

  • Manual Override: Declutching Mechanism

Stopper

  • Mechanical Stopper: Open/Close (External Adjustable Screws)

Switch Type

  • Open/Close SPDT

Torque

  • 690 to 80,000 In/Lbs

Vibration

  • XYZ 10 G, 0.2~34 Hz, 30 minutes

  • Oil
  • Gas
  • Chemical and Power Generation

Documentation

Schematic

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