Industrial Automatic PVC Thermal Insulated Freezer Room High Speed Fast Acting Overhead Rapid Roll Up Door for Cold Stor
PRODUCT FEATURES
ax dimension | width * height 3500mm*4000mm |
Power supply | 220±10%V, 50/60Hz. Output power 0.75-1.5KW |
Normal speed | open1.2m/s close 0.6m/s |
Max speed | open 2.0m/s close 1.0m/s |
Opening frequency | 1000 times /day |
Wind resistance | 28m/s (Class 10) |
Air tightness | leakage through the door is 95m³/hour under 30 pa pressure |