KDD Series
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Centrifugal Extractor Fan
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Features
- Double inlet low pressure centrifugal direct drive fans fitted with forward curved impellers with sizes 7 to 15 inches and capacities up to 10000m³/h.
Static pressure up to 450 Pa.
- It can be incorporated either in air conditioning equipment and air handling units or within cabinet or centrifugal air heaters.
- They can also be mounted with commercial cooker hoods.
- The series is suitable to use in clean rooms.
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Construction
- Constructed in glavanised electro welded sheet.
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Motors
- The KDD series is fitted with induction asynchronous motors with squirrel cage rotor in die cast aluminium according to IEC 34-1.
- The motor is derectly mounted to the fan casing
- 230V 30Hz single-phase with permanent capacitor or 220/380V 50Hz three-phase.
- IP10
- Class B
- Thermal overload protection in the windings
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Impellers
- The forward curved impellers are manufactured in galvanised sheet steel and dynamically balanced in accordance with ISO 1940
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Technical Data
Model |
Size |
m3/h |
W |
A |
kg |
KDD7/7-4-1 |
7/7 |
1800 |
165 |
1.25 |
9 |
KDD9/7-4-1 |
9/7 |
2160 |
350 |
3.6 |
14 |
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