The EP-45 electric motor gearboxes are maintenance-free, compact drive units for operating ventilation, MOTOR WORM GEARBOXES FOR GREENHOUSE GW80 CHAIN COUPLING screen and flap ventilation systems in greenhouses and livestock houses. The EP-45 electric motor gearboxes are created to work at ambient temperatures between 0 and 60 °C.
All EP-45 motor gearboxes include a self-braking worm gear transmission. The EP- engine gearbox’s self-braking worm equipment transmission ensures that the result shaft is braked when the drive unit is stopped. The combination of thoroughly matched pinion and worm reductions outcomes in a very quiet mechanical transmission.
The EP-45 electric motor gearboxes feature a patented integrated linear limit-switch system with duty and safety switches having excellent switching precision. The utmost switching range of the limit-switch system compatible 97 revolutions of the drive shaft. The optional RPU PositioningUnit accurately monitors the existing placement of a drive system and transmits this data back to your climate computer or controller. This position feedback can also be achieved using an installation established with a potentiometer.
The EP-45 motor gearboxes are finished with a graphite grey powder coating and so are supplied including fixing 
bolts and spring washers.