News

The motor power can be calculated according to the area of fire shutter door, generally: 14 sq. ft., 0.4KW 14~28 square meters, 0.8KW $number square …

(1) Underline the size, elevation and direction according to the design requirements, draw the position line of the gate box mouth. (2) The vertical door …

The roll door machine should be installed and maintained by professionals, and must have good protection grounding, otherwise it may cause personal safety; When the …

1. Power failure can be normal operation, manual, remote control, anti-theft function complete; 2. The controller of the three body, the whole structure compact, simple …

1, the structure is compact, the starting torque is big, the thrust big—12 meters wide, the single fan 600 kg gate easy switch. 2, easy …

Once a month to check the opening and closing of the door to change the travel, whether the limit is accurate and reliable, the door …

1. Anti-punching stroke design: When the door body reaches the stroke, it can only push the button in the opposite direction and the motor can …

1. Manual operating system: In the case of power failure, you can manually open the shutter or rain shed 2. Mechanical Limit Switch System 3. …

The utility model increases the spring elasticity to reduce the electromagnet power by means of the connecting rod principle, has the advantages of energy saving, …