2024 Double Screw Compressor 100HP Air Source Chiller

INDUSTRIAL APPROVED AIR/WATER COOLED CHILLER

1. Our factory in Shanghai-15000 square meters



2. Festures for air cooled screw chiller

1) Cooling capacity: 180kw~1520kw

2) Cooling conditions: Chilled water inlet temperature is 12 degrees, outlet temperature is 7 degrees Ambient temperature is 35 degrees

3) Input power: 3P-380V-50Hz, Allowable fluctuate voltage: ± 10%, allowable voltage difference in phase: ± 2%.

4) Measuring noise spot: 2m ahead and 1.5m high in front of chiller with average measurement on four dimensions.

5) Semi-closed 5: 6 asymmetric twin-screw compressor from world-renowned brand, trouble-free operation over 100000hours.

6) Eight stages volume control or 0%-100% automatic regulation.

7) Fluoride-resistant high-performance motor from French.

8) Use PLC microcomputer control from Germany Siemens LCD touch screen, both English and Chinese human-machine interface.

9) Wide range of variable chilled water temperature to meet the industrial requirements throughout whole year.

10) Friendly choose to use environmentally R407C or R134A refrigerant.

11) Free step-down triangle stars starter

12. Dual refrigeration circuits to each other back-up

3. Pictures reference for air cooled screw chiller








4. DASEN CHILLER MODEL LIST

DSA-
Type			350S	420S	445S	490S	525S	545S	635S	700S	745S	840S
Nominal cooling capacity		kW	350.0	420.0	445.0	490.0	525.0	545.0	635.0	700.0	745.0	840.0
		104kcal/h	30.1	36.1	38.3	42.1	45.2	46.9	54.6	60.2	64.1	72.2
Nominal heating capacity		kW	400.0	470.0	500.0	550.0	590.0	610.0	710.0	780.0	830.0	940.0
		104kcal/h	34.4	40.4	43.0	47.3	50.7	52.5	61.1	67.1	71.4	80.8
Run control			PLC Use PLC microcomputer control
Power Supply			380V/3N/50HZ
Startup type			Y-△
(kW) Machine power			118.5	139.0	146.0	158.0	168.5	175.5	201.0	223.5	239.5	265.0
(A) Machine operating current			212.0	248.5	261.0	282.5	301.0	314.0	359.0	400.0	428.0	473.0
Compressor	Type		5:6 Semi-closed 5:6 asymmetric twin-screw compressor
	(kW) Refrigeration power		105.0	122.0	129.0	140.0	150.5	155.0	179.0	198.5	211.0	237.0
	(A) Refrigeration current		177.0	205.5	217.0	235.0	253.0	261.0	301.0	334.0	354.0	398.5
	(kW) Heating power		101.0	117.0	123.5	134.0	144.0	148.5	171.5	190.0	202.0	227.0
	(A) Heating current		170.0	197.0	208.0	225.0	242.5	250.0	288.0	320.0	334.0	382.0
	Energy regulation		0-25%-50%-75%-100%
Evaporator	Type		Pipe dry high efficiency heat exchanger
	(m3/h) Flow		60.1	72.2	76.5	84.2	90.2	93.6	109.1	120.3	128.0	144.3
	(kPa) Water pressure drop		52.0	55.0	55.0	58.0	60.0	60.0	62.0	70.0	75.0	80.0
	(mm) Interface size		DN125				DN150				DN150
Condenser	Type		Efficiency copper pipe and aluminum foil wing heat exchanger
	Quantity of fans		8	10	10	10	10	12	12	12	16	16
	Stand-alone power		1.7	1.7	1.7	1.8	1.8	1.7	1.8	1.8	1.8	1.8
Refrigerant	Type		R22
	(kg) Refrigerant volume		70.0	85.0	90.0	100.0	105.0	110.0	130.0	140.0	150.0	170.0
Overall dimensions	(mm) Length		4200	4500	5000	5800	5800	6000	6200	6500	8000	8000
	(mm) Width		2200	2200	2200	2200	2200	2200	2200	2200	2200	2200
	(mm) Height		2250	2300	2350	2350	2350	2350	2450	2450	2350	2450
weight	(kg) Machine weight		4350	4550	4850	5300	5500	5800	6250	6550	7350	7500
	(kg) Operating weight		4650	4850	5150	5600	5800	6100	6550	6850	7650	7800