Electric Actuator - AQL1 | Bernard Controls
Electric Actuator - AQL1 | Bernard Controls

Electric Actuator - AQL1 | Bernard Controls

The Electric Actuator - AQL1 by Bernard Controls is a versatile and reliable solution designed for all quarter-turn valves, offering a torque range of 15 to 70 Nm. It features electromechanical switch controls and a 4-20mA positioner, suitable for both on-off (Class A) and inching/positioning (Class B) operations. Built to withstand harsh environments, it boasts an IP68 rating and a C4 corrosion resistance, operating efficiently in temperatures from -20 to +60°C. The actuator's compact design is optimized for customer needs, with multi-voltage and multi-frequency capabilities, ensuring global compatibility. Its robust construction includes a durable aluminum enclosure and an electronic torque limiter for enhanced valve security. With over 80 years of expertise, Bernard Controls ensures reliability with more than 200,000 cycles in endurance tests and a heavy-duty design that supports up to 120 starts per hour. The actuator is user-friendly, featuring easy commissioning, manual operation options, and a mobile app for documentation and assistance.

Datasheet and documents

Description

PRODUCT SPECIFICATIONS

ADAPTATION TO ALL QUARTER-TURN VALVES:

  • Torque range from 15 to 70 Nm (direct mount)

TYPE OF CONTROLS

  • Electromechanical, SWITCH
  • Positioner, 4-20mA

BC DUTY & MODULATING CLASSIFICATION

  • On-Off: Class A
  • Inching/Positioning: Class B

IP68 / CORROSIVE ENVIRONMENT: C4 / OPERATING TEMP.: -20…+60°C

PRODUCT BENEFITS

COMPACT & OPTIMIZED DESIGN

  • Super compact design
  • Product architecture & torque range adapted to customers’ requirements: 3 models from 15 to 70 Nm
  • Multi-voltage (AC/DC) & multi-frequency products : suitable whatever your location on the globe
  • 24VDC or 12VDC, both 2 or 3 wires available as an option
  • Short delivery time, even for voluminous project, thanks to large production capacity

RELIABLE DESIGN

  • BERNARD CONTROLS design methodology built-up on the nuclear market highly demanding requirements
  • 80+ years of continuous experience and BC inventor of the compact quarter-turn electric actuator
  • Extended lifetime: more than 200000 cycles attained during endurance tests in laboratory
  • Heavy duty design: full aluminum enclosure protected by durable powder coating, C4, IP68, large temperature scale
  • Self-locking at all speeds without any additional component
  • S4 Motor Service Duty. Up to 120 starts per hour at peak of operation
  • Electronic torque limiter for reinforced valve security
  • 100% of delivered products are tested with automatic process before delivery
  • Semi automated assembly line: enables complete electronics traceability

EASY TO USE

  • Easy commissioning for quick installation on site: pre-wired version, wiring diagram inside the cover, Quick connector (IP68) option
  • User-friendly set up of travel limitation system with a standard screwdriver. Cameblock directly
  • accessible at the front. 
  • Positionner option (4-20mA)
  • Manual operation via manual hexagonal output: essential for emergency intervention
  • BC APP: Bernard Controls new mobile application to get access to full documentation and Assistance.