Description

The Gamma Series of centrifugal supply air roof units have been designed for use in free intake and ducted installations.
These compact and low profile units are ideal for supplying fresh air to an air handling unit or to an air conditioning system in commercial buildings.
They are available in 8 sizes extending from 315 to 710mm diameter.

Typical Application
Supplying fresh air to an air handling unit or to an air conditioning system in commercial buildings. Also suitable where make-up air or positive pressure is required in the ventilated space.

Features

Corrosion-proof, robust construction.
Choice of speeds available.
Ideal for ducted installations.
Fitted bird mesh prevents debris and birds entering building and interrupting motor operation.
High performance backward-curved centrifugal impellers fitted.
Can be mounted at angles up to 30°.
Some 3-phase motors are 2-speed star/delta design as standard.
Speed-controllable using electronic or auto-transformer controllers.

Single Phase Models

Product Code	Diameter [mm]	Speed [rps]	kW	Amps	Avg. dB(A) @ 3m	Max.Pressure [Pa] -Recom	Max.Volume [m³/sec]
CE314S	310	22	0.14	0.7	48	194	0.38
CE354S	350	23	0.27	1.3	51	291	0.63
CE404S	400	21	0.43	2.4	54	363	0.87
CE316S	310	15	0.08	0.38	42	68	0.20
CE356S	350	15	0.07	0.32	43	111	0.39
CE406S	400	15	0.17	0.8	44	154	0.57
CE566S	560	14	0.66	3	54	305	1.69

Three Phase Models

Product Code	Diameter [mm]	Speed [rps]	kW	Amps	Avg. dB(A) @ 3m	Max.Pressure [Pa] -Recom	Max.Volume [m³/sec]
CD314S	310	22	0.14	0.29	48	194	0.38
CD354S	350	23	0.275	0.63	51	291	0.63
CD404S	400	24	0.515	1.4	54	363	0.88
CD564S	560	19	1.7	3.3	65	733	2.76
CD634S	630	22	3.9	6.6	70	951	3.55
CD316S	310	18	0.1	0.16	42	68	0.20
CD356S	350	23	0.275	0.63	43	111	0.35
CD406S	400	15	0.17	0.37	44	154	0.57
CD566S	560	15	0.65	1.4	54	305	1.78
CD636S	630	14	1.1	2.2	58	371	2.25
CD716S	710	14	1.95	3.6	61	491	3.26
CD408S	400	11	0.16	0.3	40	68	0.34
CD568S	560	12	0.44	0.8	47	164	1.24
CD638S	630	11	0.65	1.15	50	214	1.54
CD718S	710	11	0.66	2	53	269	2.38
CD711S	710	9	0.28	1.2	46	179	2.02