Marine Small Axial Fan

Marrine Small Axial Fan

1.General
CWZ series marine small axial fans are suitable for ventilation of kitchen, lavatory, bulkhead, the public place and meeting room etc on the naval and merchant ships. They are also applicable for other suitable places.

2.Features
The fans are designed according to arbitrary vortex flow method. We choose the most reasonable vortex flow coefficient based on the fans specification. Distribute vortex flow coefficient based on the fans specification. Distribute every sectional characteristic speed and length of the blades. The fans have low noise, small size, light weight and stable performance etc.
During the design and manufacture, we had thought full of the marine special conditions, the impellers are strictly made by dynamic balance adjustment and over speed test. Therefore the fans also have the features of good anticorrosion, anti-swing, vibration resistance, stable running, safety and reliability.
The fans can be used with 380V/220V, 50Hz or 440V/220V, 60Hz.

3.Structure
The fans can be made into two structure type, type I (tube type) type two (porthole type):
Type I ---for ventilation of short tubes or fixed on the bulkhead.
Type II- fixed on porthole or bulkhead. Since it’s water-proof and can be easily opened or closed to keep rain or sea water out.
Impeller is made of aluminium alloy , housing is welded by steel sheet.

4.Model explanation of the marine small axial fan

5.Drawing of the marine small axial fan

6. Parameters and Outline Size

Model	Flow rate m3/h	Total pressure pa	Speed r/min	Model			Dimensions(mm)										Weight kg
				Hz Freq	Power Kw	model	D	D1	D2	D3	D4	L1	L2	L3	h1	h2	I	II
CWZ-200D	450	35	1400	50	0.04	A02-5024	200	244	264	280	304	192	88	122	146	150	12.7	14.3
	550	50	1700	60
CWZ-200G	920	140	2800	50	0.06	A02-5022											12.7	14.3
	1120	200	3400	60
CWZ-224D	650	40	1400	50	0.04	A02-5024	224	268	288	304	328	192	88	132	158	162	14	15.8
	790	60	1700	60
CWZ-224G	1310	160	2800	50	0.12	A02-5622											14.6	16.4
	1590	240	3400	60
CWZ-250D	910	50	1400	50	0.04	A02-5024	250	297	318	345	381	277	105	142	172	175	16.2	18.5
	1100	75	1700	60
CWZ-250G	1810	200	2800	50	0.25	A02-6322											17.2	19.6
	2210	300	3400	60
CWZ-280	1280	65	1400	50	0.08	A02-5624	280	324	344	374	410	242	104	142	187	190	20	22.5
	1550	95	1700	60

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Marine Small Axial Fan

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