Description

The FlexLine Series of backward-curved centrifugal fans has been developed for ducted applications requiring high pressures.
They are available in various speed options and 8 sizes, extending from 315 to 710mm diameter.

Typical Application
Commercial and industrial supply or exhaust applications requiring higher pressures for air filtration or long duct runs. These applications include shopping centres, office buildings, exhibition centres, hotels, health centres, schools and universities.

Features

Single-width, single-inlet housings.

Robust galvanised steel and aluminium construction.

High efficiency, low noise backward-curved centrifugal impellers.

Large choice of speeds available.

Easy to fit 35mm TDF profile flange connections.

To improve energy efficiency, motors can be speed-controlled.

Motors complying with Ex d, Ex e, Ex nA and Ex tD. Standards can be fitted.

Three Phase Models

Product Code	Diameter [mm]	Speed [rps]	kW	Amps	Avg. dB(A) @ 3m	Max.Pressure [Pa] -Recom	Max.Volume [m³/sec]
FLD312DDEx	310	48	1.5	3.15	61	897	1.12
FLD352DDEx	350	48	2.2	4.4	65	1090	1.63
FLD314DDEx	310	24	0.55	1.63	49	299	0.51
FLD354DDEx	350	24	0.55	1.63	52	368	0.75
FLD404DDEx	400	24	0.55	1.63	55	471	1.12
FLD454DDEx	450	24	0.75	1.79	58	582	1.68
FLD504DDEx	500	24	1.5	3.36	62	764	2.45
FLD564DDEx	560	24	3	6.25	66	917	3.21
FLD634DDEx	630	24	4	8	71	1169	4.28
FLD316DDEx	310	15	0.37	1.32	43	131	0.29
FLD356DDEx	350	15	0.37	1.32	44	125	0.36
FLD406DDEx	400	15	0.37	1.32	45	205	0.70
FLD456DDEx	450	15	0.37	1.32	47	256	1.06
FLD506DDEx	500	16	0.55	1.85	51	334	1.54
FLD566DDEx	560	16	1.1	2.85	55	418	2.02
FLD636DDEx	630	16	1.5	3.61	59	521	2.77
FLD716DDEx	710	16	2.2	5.05	62	639	4.37
FLD568DDEx	560	12	0.55	2.1	48	229	1.42
FLD638DDEx	630	12	0.55	2.1	51	288	1.97
FLD718DDEx	710	12	1.1	3	54	357	3.19