Description

The Gamma Ultra Series of Mixed-Flow 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 9 sizes, extending from 250 to 630mm 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 or vertical exhaust applications.
Shutters are 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.

Single Phase Models

Product Code	Diameter [mm]	Speed [rps]	kW	Amps	Avg. dB(A) @ 3m	Max.Pressure [Pa] -Recom	Max.Volume [m³/sec]
GUE254V	250	24	0.095	0.48	41	133	0.35
GUE284V	280	24	0.13	0.66	44	207	0.46
GUE314V	315	23	0.22	1.1	45	217	0.69
GUE354V	355	23	0.37	1.85	47	303	0.98
GUE404V	400	21	0.58	2.6	50	298	1.38
GUE454V	450	23	1.1	5.2	56	437	2.07
GUE504V	500	22	1.65	7.4	59	540	2.57
GUE316V	315	15	0.09	0.48	39	88	0.46
GUE356V	355	15	0.12	0.56	40	95	0.62
GUE406V	400	16	0.28	1.35	46	159	1.01
GUE456V	450	15	0.37	1.75	45	174	1.33
GUE506V	500	15	0.54	2.5	51	204	1.70
GUE566V	560	15	0.84	4.2	51	265	2.62

Three Phase Models

Product Code	Diameter [mm]	Speed [rps]	kW	Amps	Avg. dB(A) @ 3m	Max.Pressure [Pa] -Recom	Max.Volume [m³/sec]
GUD314V	315	23	0.21	0.5	45	222	0.69
GUD354V	355	23	0.33	0.68	46	302	0.97
GUD404V	400	22	0.54	1.2	50	303	1.40
GUD454V	450	23	1	1.95	56	414	2.03
GUD504V	500	21	1.45	2.8	58	484	2.45
GUD564V	560	22	2.5	4.6	60	615	3.90
GUD316V	315	15	0.09	0.26	39	96	0.45
GUD356V	355	15	0.13	0.36	40	103	0.61
GUD406V	400	15	0.22	0.56	45	146	0.96
GUD456V	450	15	0.32	0.7	45	175	1.30
GUD506V	500	14	0.48	0.88	50	200	1.73
GUD566V	560	15	0.86	2.2	52	279	2.71
GUD636V	630	15	1.45	3.4	54	325	3.57
GUD318V	315	13	0.05	0.11	36	66	0.39
GUD358V	355	13	0.07	0.14	36	67	0.53
GUD408V	400	11	0.13	0.28	38	74	0.72
GUD458V	450	9	0.19	0.39	33	58	0.76
GUD508V	500	11	0.31	0.5	43	105	1.21
GUD568V	560	13	0.62	1.1	48	208	2.30
GUD638V	630	12	0.86	1.85	48	196	2.85