Standard Features with Electric Actuator - Bernard
Wide Temperature Range: Bernard operates in temperatures ranging from -20°C to +70°C, making it versatile for various applications. Robust Enclosure Protection: With a standard IP67 rating (IP68 available on request), Bernard is built to withstand dust and water ingress, ensuring reliability in harsh environments. Explosion-Proof Options: For hazardous locations, Bernard can upon request be delivered with explosion-proof configurations, including types OA, AS, and BS, complying with EEx-de II CT 5 ATEX II 2G EEx-ed II BT 5 standards. Built-in Heater Resistance: To combat condensate formation, Bernard includes a heater with a power range of 6 to 10 watts (DPDT). Tropicalized Design: Featuring F class insulation, this electric actuator is well-suited for tropical conditions, ensuring optimal performance. Electromechanical Travel Stop Switches: These switches offer reliable control with ratings of 16A/250VAC and 0.6A/230VDC SPDT type. Lubrication "For Life": With a lifespan of 100,000 cycles, Bernard's lubrication system ensures long-term, maintenance-free operation.
Optional Upgrades with electric actuators - Bernard
Low and High-Temperature Designs: Tailor Bernard to your specific temperature requirements with options for low (-30°C / +70°C) and high (0°C / +90°C) temperature designs. Specialized Applications: A design suitable for marine service or nuclear plants, ensuring compliance with industry standards. Declutchable Handwheel: Manual control when needed with the declutchable handwheel (AS series excluded). Motor Insulation Class H: For added safety and durability, choose a motor with insulation class H. Custom Voltage Options: Bernard offers flexibility with non-standard voltage configurations, including:
three-phase up to 690V
single-phase from 24V to 220V
continuous options from 24V to 220V.
Positioning and Modulating Applications: With a duty S4 50%/100%, Bernard supports up to 1800 starts per hour for positioning and modulating applications. Additional Limit Switches: Enhance control and monitoring capabilities with extra limit switches. "INTEGRAL" Control Circuit: Seamlessly control your system with an circuit offering OPEN, STOP, and CLOSE functions, along with a remote/local selector switch. Potentiometer for Indication: Choose from standard 1000 Ohms, 4 Watt potentiometers with a linearity of +/- 0.25% for single or double indication. Position Transmitters: Posigam or Modugam type position transmitters, providing output signals of 4-20 mA for positioning or modulating, and accepting input signals of 4-20 mA.