Experienced supplier of free coolers

Free Cooler D1 Series（Horizontal Air Discharge）

Feature

Air discharge direction
Performance ranges	Cooling capacity: from 5 to 649 kw Air volume: from 2828 to 263503 m3/h Sound pressure level: from 31 to 69 dB A(10m) Fluid coolers:customized on demand
High efficiency heat exchanger	Capacity designs for maximizing the heat transfer relative to the energy consumption of the fan. Tube and tube coupling design for low pressure drop in the coil on the media sides(maximum 100KPa at water designing condition). Our thermodynamic and aerodynamic designing software is long year tested and proved in Germany
Fan	Only choose low specific energy consumption fans. Fan nozzle designs for maximum air flow and air throw. Our fans from the world`s leading manufacturer are practically proved to be reliable in operation and long lasting. Motor: protection class IP 54 and insulation class F. Voltage：400V/3N/50Hz Air separator for each fan.
Testing	Heat exchangers are supplied clean and tested at a pressure of 30 bars
Options	Coil design refrigerant: water, oil, glycol. Multiple circuits. Sub-cooling circuits. Stainless steel or aluminum casing. Coated aluminum or copper fins. Explosion ploof motor. Customized fin spacing.

Technical parameter

Technical parameter
Free cooler D1 series parameter(fin space 2.1mm)

Type							D1-005-1x350	D1-006-1x350	D1-007-1x350	D1-009-1x450	D1-011-1x450	D1-013-1x450	D1-014-1x500	D1-017-1x500	D1-020-1x500
Capacity	Water	35℃ outdoor temp.	Inlet	45℃,	△	KW	4.89	5.90	6.83	9.39	10.99	13.33	14.32	17.01	19.80
			outlet	40℃	Y
	20% Glycol		Inlet	45℃	△		4.72	5.69	6.69	8.90	10.61	13.05	13.91	16.11	19.29
			outlet	40℃	Y
Medium		Water flow				M3/h	0.85	1.03	1.20	1.63	1.91	2.30	2.50	3.00	3.50
		Pressure drop				kPa	36.00	31.00	58.00	25.00	40	80	50	60	40
Air flow					△	M3/h	2828	2712	2492	6199	5827	5225	8469	8168	7601
					Y
Fan motor					Phase		1	1	1	3	3	3	3	3	3
					△	W	140	140	140	540	540	540	830	830	830
					Y
					△	A	0.60	0.60	0.60	1.10	1.10	1.10	1.45	1.45	1.45
					Y
Fan					No X φ		1x1x350	1x1x350	1x1x350	1x1x450	1x1x450	1x1x450	1x1x500	1x1x500	1x1x500
Sound pressure level					△	dB(A)	31	31	31	43	43	43	49	49	49
					Y	10m
Dimension					L	mm	870	870	870	1020	1020	1020	1220	1220	1220
					W	mm	525	525	525	625	625	625	825	825	825
					H	mm	797	797	797	820	820	820	870	870	870
					A	mm	690	690	690	840	840	840	1040	1040	1040
					B	mm	--	--	--	--	--	--	--	--	--
					C	mm	--	--	--	--	--	--	--	--	--
					D	mm	490	490	490	490	490	490	490	490	490
Inlet φ						mm	3/4”	3/4”	3/4”	1”	1”	1”	1-1/4”	1-1/4”	1-1/4”
Inlet φ						mm	3/4”	3/4”	3/4”	1”	1”	1”	1-1/4”	1-1/4”	1-1/4”
Product weight(empty)						kg	38	42	48	55	60	67	75	82	91

Type							D1-028-1x630	D1-034-1x630	D1-041-1x630	D1-058-2x630	D1-068-2x630	D1-083-2x630	D1-106-3x630	D1-124-3x630	D1-137-4x630
Capacity	Water	35℃ outdoor temp.	Inlet	45℃,	△	KW	28.09	33.62	41.21	58.15	68.48	82.96	105.68	123.65	137.29
	Water		outlet	40℃	Y		23.83	27.87	33.35	49.31	56.77	67.29	88.00	100.23	113.90
	20% Glycol		Inlet	45℃	△		26.76	32.42	40.26	56.39	66.53	80.66	102.54	120.23	133.30
	20% Glycol		outlet	40℃	Y		22.71	26.90	32.61	47.84	55.20	65.48	85.44	97.54	110.66
Medium		Water flow				M3/h	5.00	6.00	7.20	10.00	12.00	14.50	18.40	21.50	24.00
Medium		Pressure drop				kPa	50	46	82	85	73	49	70	47	70
Air flow					△	M3/h	19029	18289	16864	38056	36576	33728	54861	50593	73152
Air flow					Y	M3/h	14664	13945	12817	29327	27889	25633	41830	38450	55777
Fan motor					Phase		3	3	3	3	3	3	3	3	3
					△	W	2750	2750	2750	5500	5500	5500	8250	8250	11000
					Y	W	1750	1750	1750	3500	3500	3500	5250	5250	7000
					△	A	5.10	5.10	5.10	10.2	10.2	10.2	15.3	15.3	20.4
					Y	A	3.00	3.00	3.00	6.00	6.00	6.00	9.00	9.00	12.00
Fan					No X φ		1x1x630	1x1x630	1x1x630	2x1x630	2x1x630	2x1x630	3x1x630	3x1x630	2x2x630
Sound pressure level					△	dB(A)	59	59	59	61	61	61	63	63	64
Sound pressure level					Y	10m	52	52	52	54	54	54	56	56	57
Dimension					L	mm	1580	1580	1580	2880	2880	2880	4180	4180	2930
					W	mm	1085	1085	1085	1085	1085	1085	1085	1085	2100
					H	mm	920	920	920	920	920	920	920	920	1070
					A	mm	1340	1340	1340	--	--	--	--	--	--
					B	mm	--	--	--	1340	1340	1340	1340	1340	1340
					C	mm	--	--	--	1300	1300	1300	1300	1300	1300
					D	mm	640	640	640	640	640	640	640	640	640
Inlet φ						mm	1-1/2”	1-1/2”	1-1/2”	2”	2”	2”	2-1/2”	2-1/2”	2-1/2”
Inlet φ						mm	1-1/2”	1-1/2”	1-1/2”	2”	2”	2”	2-1/2”	2-1/2”	2-1/2”
Product weight(empty)						kg	132	138	156	237	261	303	379	444	540

Type

D1-166-4x630

D1-211-6x630

D1-247-6x630

D1-286-8x630

D1-334-8x630

D1-360-10x630

D1-415-10x630

D1-502-12x630

D1-565-14x630

D1-649-16x630

Capacity

Water

35℃ outdoor temp.

Inlet

45℃,

Application

Industrial field: process engineering, heat / power plant, power generation, chemical industry, air conditioning chiller, heat transformer, smelting, etc.. It is suitable for all equipment which needs heat dissipation and is installed in the open air.

Products