RollerShutter Door

Our range of roller shutter doors is also known as theroll up door, asit can be rolled up to open it. It is often used as an industrial door or garage door, and ismainly made up of the door curtain, door frame, sealing system, safetyprotection devices, motor unit, and the control unit.

Door Curtain of the RollerShutter Door
The door curtain for our industrial roller shutter doors is made of 0.8-1.0mm thick high densitypolyester fiber. Available colors include yellow, orange, white, blue, andhalf-transparent yellow.

Thisrolling doorcomes with a transparent view window with optional height from1300 to 2100mm, and the view window istypically made of 1.5mm thickPVC material.

Our roller shutter doors are designedwith aluminum alloy poles to provide the curtain with great wind loadresistance. Generally speaking, the rollingshutter door is able to withstand windforce 8 (Beaufort scale). We can also customize the roller shutter door according toclient-side demands on wind load resistance.

Forthe purpose of matching up with the demands of uneven floor surface, the rollup door is also designed with a reinforced airtight fabric at the bottom of thecurtain. 

Roller Assembly and DoorFrame of the Roller Shutter Door
The roller assembly and the door frame are engineered from 2.0mm thick premium cold rolled steel whichis coated by superior quality automotive paint or undergoes powder coating. Themotor supporter is crafted from 4.0mmthick steel plates.

Sealing System
Theindustrial roller dooris available with sealing brush inserted into the guide rails on both sides,which helps reduce noise.

Safety Devicesofthe Roller Shutter Door
1. Photocellsafety unit
With a photoelectrical and IR unit, the roller shutterdoor will be automatically rolled up to the top, if any object blocks the rayduring closing. This prevents damages to personnel and objects.

2. Optional air bag safety unit
The photocell unit can also be replaced by an optionalair bag that is installed at the bottom of the roll up door. During the closingprocess, if an object or person touches the air bag, the safety unit willchange the motor's direction via the control box, thus rolling up the door.

3. An optional mechanical safety unit is alsoavailable.

MotorUnit of the Roller Shutter Door
Our roller shutter doors are equipped withSEW motor imported from Germany.NORD motor is available as an option. Original imported motor reducer enhancesreliability.
The motor is designed with temperature sensitive relay to offer overload andoverheat protections. A rotary encoder is utilized to offer position limitationfunction.

Motor power supply: 380V, 50HZ
Motor protection grade: IP55
Motor power: 0.75-1.1KW

ControlUnit of the Roller Shutter Door
Our roller shutter doors are available with a PLC controlunit. The control box offers roll up, roll down, and stop functions. The lowvoltage push buttons and Schneider electrical components ensure highersafety. Special PCB control panel is available as an option.
1.Variable frequency control
With a variable frequency control unit, the rollingdoor offers roll-up and roll-down speed adjustable from 0.6 to 1.2m/s. Soft starting ensures low noise andextended service life. Varying with the roller shutter door size, the inputpower can be 220V or 380V.

2.Manual operation unit
When the power supply is unavailable, the roller doorcan be manually opened or closed via the manual swing bar. 

3. Automatic door-closing system
This is a standard design for our roll up doors, andthe door-closing time is adjustable.

4.Automatic door-opening system
Our roller shutter doors come with different types of opening mode:push button, pull rope, remote control, loop detector, and optional radar mode.