The Bernard Controls FQ is a range of failsafe electric actuators with reliable spring-return technology, ensuring automatic opening or closing even without power supply. The range covers torques of 40Nm to 500Nm in three phase, single phase and direct current. It has a fast and shock-free valve travel during emergency operation and the Fail Safe condition can be used for operation on detection of emergency signals such as: Loss of Signal Abnormal Temperature Loss of Control Power . It is available in quarter turn on/off, modulating and ATEX. These valves are more or less Maintenance-free and have IP67 weatherproofing as standard.