Description

The Gamma Series of centrifugal roof units has been designed for use in commercial ducted exhaust applications. These compact and low profile units are fitted with birdmesh to prevent the entry of birds and vermin into the ducting or building. They are available in 12 sizes, extending from 192 to 710mm diameter.

Typical Application
Exhaust air from a wide range of commercial applications such as factories, warehouses and workshops, change rooms, bulk goods retail outlets and assembly halls.

Features

Robust, lightweight construction.
Choice of speeds available.
Compact, low profile design.
Designed for down flow exhaust applications.
Twin vertical discharge fan also available. Provides 100% standby capacity.
Shutters are standard on twin fan units and an optional extra for single fan units. The pressure loss across the shutter has to be added to the system pressure before making selections.
Can be mounted at angle up to 30°.
Most 3-phase motors are 2-speed star/delta design.
Supply air units can be supplied

Single Phase Models

Product Code	Diameter [mm]	Speed [rps]	kW	Amps	Avg. dB(A) @ 3m	Max Pressure [Pa]	Max Volume [m³/sec]
CE192D	190	41	0.07	0.3	47	251	0.12
CE252D	250	45	0.19	1.18	58	396	0.28
CE224D	220	23	0.049	0.29	39	130	0.17
CE254D	250	23	0.072	0.37	42	151	0.25
CE284D	280	23	0.09	0.4	45	247	0.34
CE314D	310	22	0.14	0.7	48	215	0.42
CE354D	350	23	0.27	1.3	51	281	0.70
CE404D	400	21	0.43	2.4	54	372	1.08
CE454D	450	20	0.73	3.3	57	504	1.47
CE504D	500	23	1.42	6.3	61	705	2.31
CE316D	310	15	0.08	0.38	42	87	0.28
CE356D	350	15	0.07	0.32	43	129	0.48
CE406D	400	15	0.17	0.8	44	177	0.68
CE456D	450	15	0.3	1.4	46	233	1.22
CE506D	500	15	0.48	2.4	50	270	1.44
CE566D	560	14	0.66	3	54	365	1.89
CE508D	500	11	0.21	0.99	45	170	1.11
CE568D	560	11	0.35	1.65	47	176	1.54

Three Phase Models

Product Code	Diameter [mm]	Speed [rps]	kW	Amps	Avg. dB(A) @ 3m	Max Pressure [Pa]	Max Volume [m³/sec]
CD314D	310	22	0.14	0.29	48	215	0.42
CD354D	350	23	0.275	0.63	51	281	0.70
CD404D	400	24	0.515	1.4	54	372	1.08
CD454D	450	23	0.77	1.47	57	504	1.42
CD504D	500	22	1.2	2.2	61	705	2.26
CD564D	560	19	1.7	3.3	65	659	2.82
CD634D	630	22	3.9	6.6	70	995	4.31
CD316D	310	18	0.1	0.16	42	87	0.28
CD356D	350	19	0.2	0.34	43	129	0.48
CD406D	400	15	0.17	0.37	44	177	0.68
CD456D	450	15	0.44	1.2	46	233	1.05
CD506D	500	15	0.65	1.2	50	270	1.40
CD566D	560	15	0.65	1.4	54	300	1.89
CD636D	630	14	1.1	2.2	58	408	2.61
CD716D	710	14	1.95	3.6	61	466	3.81
CD408D	400	11	0.11	0.2	40	87	0.51
CD458D	450	11	0.15	0.5	43	154	0.81
CD508D	500	11	0.3	0.5	45	170	1.03
CD568D	560	12	0.44	0.8	47	176	1.45
CD638D	630	11	0.65	1.15	50	237	2.09
CD718D	710	11	0.66	2	53	233	2.73
CD711D	710	9	0.28	1.2	46	117	1.88