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DUALAIR
®
HEATING AND COOLING UNITS INSTALLATION OPERATION AND SERVICE MANUAL
8
4.4 DualAir
®
Performance Data - Graph of Air Flows v Static Pressure
4.4.1 DAT75 and 90 (2.2 kW or 4 kW motor)
4.4.2 DAT100 and 115 (4 kW motor)
350
300
250
200
150
100
50
0
2.4 2.6 2.8 3.0 3.2
3.4
2.2
400
Air Flow m
3
/sec
95 mm motor pulley x 180 mm fan pulley
100 mm motor pulley x 200 mm fan pulley
Static Pressure Pa
350
300
250
200
150
100
50
0
3.0 3.2 3.4 3.6 3.8
4.0
2.8
400
Air Flow m
3
/sec
118 mm Pulley 112 mm Pulley
Static Pressure Pa