DDL Single-suction Low-noise Centrifugal Fan

Applications :

DDL series centrifugal fan with square structure, direct drive, fan outlet installed in any position and direction, and do not need to stand with iron angle iron brackets.

Have the advantages of a large amount of wind, moderate pressure, low noise, small size and easy installation.

Applicable to kitchens for exhausting and sending fresh air, as well as for ventilating in mining enterprises, entertainment and other occasion basement.

It also can be widely supporting the use in the production equipment like the food package machinery, chemical machinery, plastics machinery. It is an ideal ventilation fan for environmental engineering facilities.

DDL-I fan have two structural forms: A-type direct drive and E-type belt drive, using efficient forward multi-blade centrifugal impeller. Equipped with explosion-proof motor and aluminum (stainless steel) material impeller. It can be made explosion-proof type.

DDL-II fan with A-type direct drive, equipped with efficient backward curved centrifugal impeller and unique silencing function. It can be made anti-corrosion type or explosion-proof type according to the customer requirement.

Performance Parameter :

Model NO	Speed （r/min）	Airflow （m3/h）	Wind pressure （pa）	Singlespeed power （kw）	Noise Db(A)	Weight （kg）
	720	1000	130	0.25	48	32
		1200	126
		1400	124
	960	1324	225	0.37	51	36
		1580	220
		1850	218
	1450	2000	515	1.1	59	43
		2400	505
		2800	500
	720	1550	170	0.37	52	61
		180	166
		2150	162
	960	2050	300	0.75	58	66
		2380	293
		2840	285
	1450	3300	660	1.5	65	68
		3410	650
		3600	640
	720	2940	225	0.55	59	72
		3100	215
		3240	205
	960	2980	400	0.75	64	79
		3200	395
		3340	380
	1450	3760	920	2.2	68	83
		4100	910
		4320	890
	720	2800	260	0.55	58	78
		3100	240
		3420	230
	960	3400	450	1.1	65	82
		3750	440
		3960	425
	1450	5210	1070	3	71	88
		5500	1035
		5760	1000
4A	720	3460	325	0..75	9	85
		3700	315
		3960	310
	960	4300	560	1.5	66	91
		4650	545
		4860	530
	1450	5120	1280	4	70	98
		5430	1240
		5760	1190
4.5A/E	720	5150	460	1.5	66	117/130
		5300	450
		5760	445
	860	5900	670	2.2	68	130
		6250	665
		6480	650
	960	6680	820	3	68	123/137
		6950	815
		7200	800
5E	600	8500	450	2.2	65	130
		9000	445
		9360	435
	700	8135	680	3	70	155
		8500	675
		9000	660
	800	9350	780	4	72	160
		9900	760
		10440	740
5.6E	500	9800	370	2.2	65	200
		1000	365
		11520	350
	600	9100	580	3	69	225
		9900	575
		11500	560
	700	9450	700	4	72	250
		9890	685
		10800	670
6.3E	500	9750	470	3	68	350
		10050	465
		12600	455
	600	12500	700	5.5	70	380
		14000	695
		15480	680
	650	15680	800	7.5	73	390
		17650	795
		18360	780
7.1E	450	11250	480	4	69	450
		14320	475
		16560	460
	550	19800	710	7.5	74	460
		20050	700
		23040	680
	600	22860	800	11	77	470
		25500	790
		28000	760
8E	400	23000	450	11	72	520
		25200	420
		26700	380
	500	26000	560	15	76	540
		29000	530
		32000	510
	550	33000	680	18.5	79	560
		36000	650
		38000	620