Customization: | Available |
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After-sales Service: | Yes |
Warranty: | Yes |
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Curtain | Material :Inorganic glass fiber, composed of four layers of colored inorganic fireproof fabrics |
Structure of Curtain : 0.22mm glass fiber+ 2mm fireproof fabric + 15mm fire blanket + 0.22m radiation-proof fabric |
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Thickness of Curtain : 300-500mm | |
Infilling : 100% fire-proof pearl cotton | |
Guide Rail | Galvanized steel / Stainless steel, thickness: 1.5mm |
Structure | Curtain,guide rails,head of door,overhead box, motor & control box |
Fire Resistance | ≥ 3h |
Wind Pressure | 490 - 1177 Pa |
Unexposed Surface Temperature |
≤ 140ºC |
Weight | 3.5kg / sqm |
Smoke Leakage of Curtain | ≤ 0.12m³/sqm/min |
Motor Voltage | 220V 50HZ / 380V 50HZ |
Control Voltage | DC24V |
Power | 0.25KW - 0.75KW |
Runing Speed | 2m/min - 7.5m/min |
Safety | Reliable brake device to prevent the chain from breaking |
Classification | Single-rail-single - curtain roller shutter (ordinary type) Double-rail-double - curtain roller shutter (special type) |