The Main Curtain serves as a crucial divider, both visually and acoustically, separating the audience from the stage. More than just a barrier, it significantly enhances the aesthetic of the venue and acts as a central focal point for the audience in anticipation of a performance. Typically, this curtain is suspended froma track system, allowing it to open horizontally from the center outwards.
Technical Specifications
Electrical
Type: 3Phase, AC Electric motor-driven.
Drive: Worm-geared winches
Braking:Electro-mechanical, safety factor 2:1
Protection: Overload, Short-circuit
Drive Line
Material: HS galvanized steel wire ropes
Diameter: Sized for required safety factor/SWL
Master Trolley Capacity: [Fabric-Wt / 2] + 20%
Runner Trolley Capacity: 5kg per carrier
Opening Speed: Variable speed, 0.1 – 0.3 m/s
Safety & Control Features
Operator Console: Manual Open. Close, Stop
Emergency Stop: Mushroom-Head button
Status Indicator: position, error code
Computerized: Control from DMX Console
Store, Recall precise positions: Yes
Synchronized MovementCapabilities: Yes
Key lock for authorized operation: optional
Limit Switch: Travel limit switch
Over-Temperature: Yes, thermal protection.
Deadman Switch: Yes, for Manual control
Position Monitoring: Precise position (opt)
Fabric: Double-pleated velvet
Fabric Density: 1.2kg/linear mtr (un-pleated)
Pleating-Factor: 150%-fullness (250% material)
Operating Conditions
Operating Temperature: 10°C to 40°C
Humidity: 20% to 80% non-condensing