1.This system included heavy duty and light duty
2.Max load 3kg and 6kg
3.The clutch used mental core technology
Instructions:
1. The built-in steel ball of the system is positioned away and cooperated with the spring system. Positive pull the bottom of
blind,Roller blind down,roller Release the hand immediately and the roller blind will lock and stop. If you release the hand slowly, the
roller blind will automatically rise. If the roller blind stops, pull down the lower beam 2-4cm and slowly release it, the roller blind will
automatically rise.
2. The system has a built-in stopper, and the maximum height of automatic lifting of the roller shutter is set in half.
3. The system can select mechanical retarder and hydraulic retarder according to the temperature of the environment.
4. According to the square meter weight of the fabric, the width and height of the roller shutter, different specifications of the spring
system can be selected; According to the weight of the lower beam and the expectedRising speed, different number of spring preload
turns can be set.
5. The system is equipped with upper beam, and the spring can be pre tightened and self-locking. The spring can be unlocked through
the turnbuckle on the installation code, so as to realize simple installation.
6. Since the retarder is used in this system, for the spring system of the same specification,; This system is especially suitable for the
spring automatic lifting roller shutter with a height of 2 meters. If the height exceeds 2 meters, it may be inconvenient to operate.
Audited Supplier 
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