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Features
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- The CKB Series is a range of direct-drive centrifugal low-pressure fans with a squared frame to ease their installation and are fitted with a backdraught damper at the outlet.
- The CKB Series are suitable for general ducted ventilation systems i.e., offices, classrooms, commercial premises, for powerful residential centralised ventilation systems and for residential cooker hood extractors.
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Construction
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- The CKB casings are manufactured from electro-welded sheet steel and protected with a beige epoxy-polyester paint coating.
- All models incorporate a backdraught damper which is fitted at the fan outlet to prevent air entry when the fan is not in operation.
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Motors
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- All models incorporate single phase, 230V 50Hz asynchronous induction motors in die cast aluminium, manufactured in accordance with IEC 34-1 standards.
- The following standard specifications apply:
- 230V 50Hz single phase with capacitor motors. - Class I electrical insulation - CKB600 and 800, IP40 protection - CKB1200 and 2000, IP44 protection - Class B motor insulation, suitable for ambient temperatures up to +40°C . - Auto-Reset safety thermal overload protection |
Impellers
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- All CKB models incorporate forward curved centrifugal impellers manufactured from galvanised sheet steel.
- The impeller is dynamically balanced to ISO 1940 standards.
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Dimensions
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Model CKB |
A |
B |
C |
DØ |
E |
F |
600 |
408 |
133 |
153 |
128 |
340 |
265 |
800 |
408 |
163 |
182 |
148 |
340 |
265 |
1200 |
423 |
163 |
182 |
148 |
366 |
295 |
2000 |
470 |
192 |
215 |
200 |
420 |
345 |
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Performance
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Technical Data
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Model CKB |
r.p.m. |
w |
A |
m3/hr |
dB(A) |
Kg |
600 |
1300 |
140 |
0.66 |
600 |
54 |
7.5 |
800 |
1300 |
175 |
0.92 |
800 |
60 |
8.0 |
1200 |
1300 |
300 |
1.44 |
1200 |
60 |
12.0 |
2000 |
1300 |
560 |
2.75 |
2000 |
65 |
16.5 |
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Auto Cad
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CKB 600 |
CKB 800 |
CKB 1200 |
CKB 800 |
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PDF
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