VENTS VDO 1250-4/8
- Description
- Characteristics
- Downloads
- Modifications
- Dimensions
- Additional diagrams
- Dimensions
- Designation key
- Accessories
- Operation of fans with frequency converters
Description
Description
PURPOSE | |
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OPERATION | |
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DESIGN | |
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MOTOR | |
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IMPELLER | |
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MOUNTING | |
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COMPLETE SOLUTIONS FOR AXIAL FANS | |
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INSTALLATION EXAMPLE OF AXIAL FANS ON ROOFTOP | |
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Characteristics
Characteristics
Parameter |
VDO-1250-4/8D/7,2/1,8-8/25/AL |
VDO-1250-4/8D/11/3-8/30/AL |
VDO-1250-4/8D/14/3,5-8/32,5/AL |
VDO-1250-4/8D/14/3,5-8/35/AL |
VDO-1250-4/8D/17/4,3-8/37,5/AL |
VDO-1250-4/8D/20/5-8/40/AL |
VDO-1250-4/8D/28/6,5-8/45/AL |
Measurement unit |
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Size | 1250 | 1250 | 1250 | 1250 | 1250 | 1250 | 1250 | - |
Design | round flange, axial | round flange, axial | round flange, axial | round flange, axial | round flange, axial | round flange, axial | round flange, axial | - |
Smoke removal | yes | yes | yes | yes | yes | yes | yes | - |
Pole number | 4/8 | 4/8 | 4/8 | 4/8 | 4/8 | 4/8 | 4/8 | - |
Phase | 3 | 3 | 3 | 3 | 3 | 3 | 3 | ˜ |
Voltage | 400 | 400 | 400 | 400 | 400 | 400 | 400 | V |
Frequency | 50 | 50 | 50 | 50 | 50 | 50 | 50 | Hz |
Installed power capacity Ny | 7.2/1.8 | 11/3 | 14/3.5 | 14/3.5 | 17/4.3 | 20/5 | 28/6.5 | kW |
RPM | 1440/720 | 1440/720 | 1440/720 | 1440/720 | 1440/720 | 1440/720 | 1440/720 | min-1 |
EC motor | no | no | no | no | no | no | no | - |
Quantity of blades | 8 | 8 | 8 | 8 | 8 | 8 | 8 | - |
Blade setting angle | 25 | 30 | 32.5 | 35 | 37.5 | 40 | 45 | ° |
Casing material | polymer coated steel | polymer coated steel | polymer coated steel | polymer coated steel | polymer coated steel | polymer coated steel | polymer coated steel | - |
Mass | 256.5 | 295.5 | 311.5 | 311.5 | 338.5 | 353.5 | 411.5 | kg |
Length | 650 | 750 | 750 | 750 | 850 | 850 | 850 | mm |
Outdoor mounting | yes | yes | yes | yes | yes | yes | yes | - |
Sound-insulated casing | no | no | no | no | no | no | no | - |
Duct | for round air ducts | for round air ducts | for round air ducts | for round air ducts | for round air ducts | for round air ducts | for round air ducts | - |
Mounting | floor mounting, wall mounting, ceiling mounting, for roof, Inline | floor mounting, wall mounting, ceiling mounting, for roof, Inline | floor mounting, wall mounting, ceiling mounting, for roof, Inline | floor mounting, wall mounting, ceiling mounting, for roof, Inline | floor mounting, wall mounting, ceiling mounting, for roof, Inline | floor mounting, wall mounting, ceiling mounting, for roof, Inline | floor mounting, wall mounting, ceiling mounting, for roof, Inline | - |
Files archieve
Downloads
Modifications
Modification name | |
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VDO-1250-4/8D/7,2/1,8-8/25/AL | |
VDO-1250-4/8D/11/3-8/30/AL | |
VDO-1250-4/8D/14/3,5-8/32,5/AL | |
VDO-1250-4/8D/14/3,5-8/35/AL | |
VDO-1250-4/8D/17/4,3-8/37,5/AL | |
VDO-1250-4/8D/20/5-8/40/AL | |
VDO-1250-4/8D/28/6,5-8/45/AL |
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Dimensions
Characteristics
Parameter | Value | Measurement unit |
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Additional diagrams
Additional diagrams
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* maximum speed graph |
Dimensions
Dimensions
Designation key
Designation key
Accessories
Accessories
Fan | ![]() |
Ø 400 | Ø 450 | Ø 500 | Ø 560 | Ø 630 | Ø 710 | Ø 800 | Ø 900 | Ø 1000 | Ø 1120 | Ø 1250 |
Carrier | ![]() |
O-VO-400 | O-VO-450 | O-VO-500 | O-VO-560 | O-VO-630 | O-VO-710 | O-VO-800 | O-VO-900 | O-VO-1000 | O-VO-1120 | O-VO-1250 |
Flange | ![]() |
F-VO-400 | F-VO-450 | F-VO-500 | F-VO-560 | F-VO-630 | F-VO-710 | F-VO-800 | F-VO-900 | F-VO-1000 | F-VO-1120 | F-VO-1250 |
Flexible joint | ![]() |
VVGF-VO-400 | VVGF-VO-450 | VVGF-VO-500 | VVGF-VO-560 | VVGF-VO-630 | VVGF-VO-710 | VVGF-VO-800 | VVGF-VO-900 | VVGF-VO-1000 | VVGF-VO-1120 | VVGF-VO-1250 |
Flexible joint up to 400 °С | ![]() |
VVGF-VO-400 - 400/2 | VVGF-VO-450 - 400/2 | VVGF-VO-500 - 400/2 | VVGF-VO-560 - 400/2 | VVGF-VO-630 - 400/2 | VVGF-VO-710 - 400/2 | VVGF-VO-800 - 400/2 | VVGF-VO-900 - 400/2 | VVGF-VO-1000 - 400/2 | VVGF-VO-1120 - 400/2 | VVGF-VO-1250 - 400/2 |
Hood | ![]() |
Z-VO-400 | Z-VO-450 | Z-VO-500 | Z-VO-560 | Z-VO-630 | Z-VO-710 | Z-VO-800 | Z-VO-900 | Z-VO-1000 | Z-VO-1120 | Z-VO-1250 |
Roof adapter | ![]() |
PK-VO-400 | PK-VO-450 | PK-VO-500 | PK-VO-560 | PK-VO-630 | PK-VO-710 | PK-VO-800 | PK-VO-900 | PK-VO-1000 | PK-VO-1120 | PK-VO-1250 |
Mounting curb | ![]() |
SM-VO-400-450 | SM-VO-500 | SM-VO-560-630 | SM-VO-710-800 | SM-VO-900 | SM-VO-1000-1120 | SM-VO-1250 | ||||
Inlet cone | ![]() |
VK-VO-400 | VK-VO-450 | VK-VO-500 | VK-VO-560 | VK-VO-630 | VK-VO-710 | VK-VO-800 | VK-VO-900 | VK-VO-1000 | VK-VO-1120 | VK-VO-1250 |
Backdraft damper | ![]() |
КОМ-VО-400 KOM-VO-400-400/2 |
КОМ-VО-450 KOM-VO-450-400/2 |
КОМ-VО-500 KOM-VO-500-400/2 |
КОМ-VО-560 KOM-VO-560-400/2 |
КОМ-VО-630 KOM-VO-630-400/2 |
КОМ-VО-710 KOM-VO-710-400/2 |
КОМ-VО-800 KOM-VO-800-400/2 |
КОМ-VО-900 KOM-VO-900-400/2 |
КОМ-VО-1000 KOM-VO-1000-400/2 |
КОМ-VО-1120 KOM-VO-1120-400/2 |
КОМ-VО-1250 KOM-VO-1250-400/2 |
Backdraft damper | ![]() |
КОМ1-VО-400 | КОМ1-VО-450 | КОМ1-VО-500 | КОМ1-VО-560 | КОМ1-VО-630 | КОМ1-VО-710 | КОМ1-VО-800 | КОМ1-VО-900 | КОМ1-VО-1000 | КОМ1-VО-1120 | КОМ1-VО-1250 |
Silencer | ![]() |
SR-400-1D | SR-450-1D | SR-500-1D | SR-560-1D | SR-630-1D | SR-710-1D | SR-800-1D | SR-900-1D | SR-1000-1D | SR-1120-1D | SR-1250-1D |
SR-400-1.5D | SR-450-1.5D | SR-500-1.5D | SR-560-1.5D | SR-630-1.5D | SR-710-1.5D | SR-800-1.5D | SR-900-1.5D | SR-1000-1.5D | SR-1120-1.5D | SR-1250-1.5D | ||
SR-400-2D | SR-450-2D | SR-500-2D | SR-560-2D | SR-630-2D | SR-710-2D | SR-800-2D | SR-900-2D | SR-1000-2D | SR-1120-2D | SR-1250-2D | ||
Silencer | ![]() |
SRV-400-1D | SRV-450-1D | SRV-500-1D | SRV-560-1D | SRV-630-1D | SRV-710-1D | SRV-800-1D | SRV-900-1D | SRV-1000-1D | SRV-1120-1D | SRV-1250-1D |
SRV-400-1.5D | SRV-450-1.5D | SRV-500-1.5D | SRV-560-1.5D | SRV-630-1.5D | SRV-710-1.5D | SRV-800-1.5D | SRV-900-1.5D | SRV-1000-1.5D | SRV-1120-1.5D | SRV-1250-1.5D | ||
SRV-400-2D | SRV-450-2D | SRV-500-2D | SRV-560-2D | SRV-630-2D | SRV-710-2D | SRV-800-2D | SRV-900-2D | SRV-1000-2D | SRV-1120-2D | SRV-1250-2D | ||
Protective mesh | ![]() |
SZ-VO-400 | SZ-VO-450 | SZ-VO-500 | SZ-VO-560 | SZ-VO-630 | SZ-VO-710 | SZ-VO-800 | SZ-VO-900 | SZ-VO-1000 | SZ-VO-1120 | SZ-VO-1250 |
Spring-loaded antivibration mount | ![]() |
VVCp* | ||||||||||
Rubber antivibration mount | ![]() |
VVCr* |
* selection according to the fan weight
Operation of fans with frequency converters
Operation of fans with frequency converters
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DIRECT ON-LINE STARTING (DOL) | FREQUENCY CONVERTER | ||||||||
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SOFT STARTER | APPLICATIONS IN VENTILATION SYSTEMS | ||||||||
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FC-51 AND FC-101: WHEN TO USE?
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MICRO DRIVE FC-51 FREQUENCY CONVERTER | BASIC DRIVE FC-101 FREQUENCY CONVERTER |