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When it comes to electric roller shutter doors, we are not very strange. We can see them in supermarkets, but we don’t know how it works. There are many types of electric rolling shutters on the market, and the electric rolling shutter motor is one of its most important accessories. How do we choose the fire shutter door motor? Today, Xiaobian will take a look at the requirements and use of the fire shutter motor. Be careful!
Fire shutter door motor use precautions
1) When pressing the “up†and “down†buttons of the roller blind control button, if there is no action, you must immediately press the “stop†button in the middle to cut off the power to avoid burning the door roller.
2) Before closing the roller blind, check if there are any obstructions under the roller blind, and if necessary, clean it up.
3) During the opening and closing of the fire shutter, the passage under the door is forbidden.
4) When the power is off, use the hand-drawn circular chain to raise the roller blind. Do not exceed the original limit height to avoid running out of control and avoid running the motor.
5) Close the roller blind when the power is off, you can lightly hook the hook to make the roller blind curtain drop at a constant speed. Please note that when the roller blind is about to close fully closed, you should immediately loosen the hook and then pull it once again to achieve full closure.
6) The rolling door machine used for the fireproof roll door is equipped with a control box. It must be managed by a special person and conduct various tests on a regular basis.
Fire shutter door motor purchase requirements
1. The brake components of the fire shutter door motor should work reliably. When the roller shutter is stationary and the braking force is not less than 1.5 times the rated output torque, the brake sliding displacement is ≤ 20mm.
2. The fire-rolling door machine should have manual operation function. The manual operation parts should be flexible and reliable. When the fire shutter door is opened or closed, there should be no sliding impact.
3. The electric fire-proof rolling door machine should have the electric opening and closing function. When the electric operation is performed, the transmission part should run smoothly, and there should be no jam, vibration and abnormal sound.
4. The fire shutter door motor should have the function of relying on the weight reduction of the fire shutter door. Brake release arm force should be ≤70N; self-weight drop torque should be ≤10N.m.
5. The fire door roller machine should be equipped with an automatic limit device. The limit parts should be stable and accurate to install, and can be adjusted within a certain range, so that the fire shutter can be automatically stopped when it is opened or closed to the upper limit, the middle limit and the lower limit. The repeated positioning error is not more than 20mm.
Working environment and working conditions:
☆ Ambient air temperature changes with the seasons.
☆ Relative humidity is 90% (25 ° C).
☆ Short-term work system, continuous operation must not exceed 10 minutes.
I believe that through the introduction of today, we have a certain understanding of the use of fire shutter doors, and we will protect the motor well in the future. The above is the small series of fire shutter door motor purchase requirements and the precautions for use. The end is here. For more information, please continue to pay attention to the decoration home.
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