Introducing different types of door openers for you, making it easier for you to understand door openers.
Crank arm door opener: Crank arm suitable for wide posts, automatic controller and built-in limit switch, symmetrical, compact design, manual unlocking with power off Wide body post mounting bracket, maintenance-free, swivel up to 30cm
Underground door openers, or concealed door openers, are buried in the ground. This is the most notable feature of the underground door opener.
There are two types of sliding door machines, AC and DC. The sliding door machine has beautiful appearance, large starting torque, stable and reliable operation, and ultra-low voltage operation. 180V will work fine. The motor is equipped with an overload protector to ensure that the windings are not burned and have quick clutches. The whole machine runs smoothly, the machine has no inertia, and the limit is accurate. The sliding door machine motor is equipped with a quick clutch. When the power is off, use the special clutch handle (100° clockwise) to push the door manually.
Folding door motor: especially suitable for large folding doors with upper rails. It is used to automatically control the side-by-side door, only need to be fixed on one of the fans, and a door opener can control the opening and closing of the side-by-side door. The electric folding door operator has the advantages of unlimited door opening stroke, large thrust, stable movement, and extremely simple installation. It is suitable for automatic opening and closing of folding doors in various warehouses, workshops, and warehouses.
The walkway door openers are carefully designed. Has been widely used in various high-rise residences, communities, institutions, schools and so on. The automatic door operator is one of the most complete products at present, with low noise, large torque, stable operation, safe use, and extremely simple installation and debugging.
