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RAB Three-Foot Core-Insert-Type Roller Shutter
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Untitled Document
Key
Specifications/Special Features:
(一)Patented innovative electromagnetic brake
1.Electromagnetic braking without solenoids, guaranteed no burning.
2.No commutator; no burning caused by surges from lightning strikes.
3.Provides braking even without chain mechanism.
(二).Patented brake rod for ultra-sensitive braking
Built-in unit, moves freely and will not fall off
(三)Patented auto-descent design for power outage
Two-tier core of the brake motor allows users to directly push the brake away or to turn it aside during power outages
(四)Patented innovative brake motor
Users can manually control the chain mechanism, which drives the two-tier core to push away the brake, to roll the door panels up and down during power outages.
(五)Conventional switch
1.Mechanical electromagnetic switch features extended operating life.
2.Patented recess design and switch cover ensures perfect insulation, and is easy to install and dismantle.
(六)Heavy-door speed reduction gear
Reduction gears for 500kg and heavier doors are two-tier planetary models with extended operating life.
(七)Unique base design
Standardized base features uniform hole position, allowing for convenient change of shutters in any size according to user needs.
(八)Motor protection
Temperature sensor prevents the motor from burning out due to excessive heat.
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