Water Cooled Screw Chiller Unit

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Product Description

Features

1. Compressor: adopt international brand semi closed 5:6 non symmetrical double screw type air cooled special type compressor.
2. Heat exchanger: evaporator use high efficient shell and tube heat exchanger, condenser use high efficiency copper pipe+hydrophilic aluminum fin; with high pressure, high heat transfer efficiency, maintenance free, long service life, etc.;

3. Control system: using SIEMENS control system, advanced PLC control technology, can accept the programming, perfect communication function;

4. The electrical system: SIEMENS, Schneider and other national brands of electrical components, waterproof type control cabinet;

5. Man-machine interface: Chinese and English man-machine interface, touch type liquid crystal display operation, simple procedures, one key to start, automatic operation;

6. Chiller maintenance: chiller adopts integral design, compact structure, simple, strong corrosion resistance, with waterproof control cabinet, to ensure that the unit can be placed outside the long-term is not easy to fade, corrosion.

7. The choice of environmental protection type R407C or R134a refrigerant.

Product Details

Model	SLW
Minimum Order Quantity	1
Payment Terms	T/T
Port	Shanghai port
Brand	Shenglin
Place	China

Water-cooled screw unit -20℃(Single compressor)

Model		SLW-
		UNIT		36.1f		49.1f		65.1f		70.1f		88.1f		91.1f		111.1f		117.1f		128.1f		138.1f
Cooling capacity		Btu		122832.00		167188.00		221780.00		238840.00		300256.00		320728.00		378732.00		399204.00		436736.00		470856.00
		RT		10.23		13.92		18.47		19.89		25.00		26.70		31.53		33.24		36.36		39.20
		Kw		36.00		49.00		65.00		70.00		88.00		94.00		111.00		117.00		128.00		138.00
		×104Kcal/h		3.10		4.20		5.60		6.00		7.60		8.10		9.60		10.10		11.00		12.00
Control mode			PLC automatic control
power source			380V/3N/50Hz
Compressor	Type		5-6 asymmetric semi-hermetic twin screw compressors
	Startup type		Y-△
	Energy regulation		0-16.5-33-50-66-83.5-100%								0-12.5-25-37.5-50-62.5-75-87.5-100%
	Qty		1
	Input power		KW		20.80		27.40		34.40		37.70		46.60		50.00		56.30		59.20		65.20		71.10
	Operation Current		A		36.20		17.70		59.90		65.60		81.80		87.00		98.00		103.00		113.40		123.70
Condenser	Type		High efficiency copper dry type shell-and-tube heat exchanger
	Water pipe connection				DN50				DN65						DN80						DN100
	Cooling Water Flow		m³/h		12.90		17.40		22.60		24.50		30.60		32.70		38.00		40.00		43.90		47.50
	Water pressure		kpa		44.00		45.00		45.00		45.00		46.00		47.00		48.00		49.00		55.00		58.00
Evaporator	Type		Horizontal shell-and-tube/Coil type high efficiency copper heat exchanger
	Water pipe connection				DN50								DN65
	Freezing water Flow		m³/h		7.80		10.50		14.00		15.00		19.00		20.30		24.00		25.30		27.50		30.00
	Water pressure		kpa		47.00		48.00		48.00		48.00		48.00		49.00		50.00		50.00		54.00		58.00
Refrigerant	Type				R22
	kilogram		kg		13.30		18.10		24.00		25.90		32.50		34.70		41.00		43.20		47.30		51.00
Safety protection			high and low pressure protection,overload protection,over temperature protection,phase sequence protection,etc.
Dimensions (LWH)	Length		mm		2455		2455		2500		2570		2860		2860		2860		2860		2860		3180
	Width		mm		1100		1100		1100		1100		1100		1100		1100		1100		1100		1100
	High		mm		1450		1450		1450		1524		1550		1590		1630		1680		1740		1820
Net Weight			kg		700		730		900		1090		114		1400		1430		1470		1500		1780
Operating weight			kg		760		770		980		1220		1320		1620		1660		1700		1760		2000

Model		NLW-
Model		UNIT		152.1f	181.1f	191.1f	208.1f	226.1f	234.1f	270.1f	300.1f	323.1f	361.1f
Cooling capacity		Btu		518624.00	617572.00	651692.00	709696.00	771112.00	788172.00	921240.00	1023600.00	1102076.00	1231732.00
		RT		43.18	51.42	54.26	59.09	64.20	65.63	76.70	85.23	91.76	102.56
		K w		152.00	181.00	191.00	208.00	226.00	231.00	270.00	300.00	323.00	361.00
		×104Kcal/h		13.00	16.00	16.00	18.00	19.00	20.00	23.00	26.00	28.00	31.00
Control mode			PLC automatic control
power source			380V/3N/50HZ
Compressor	Type		5-6 asymmetric semi-hermetic twin screw compressors
	Startup type		Y-△
	Energy regulation		0-12.5%-25%-37.5%-50%-62.5%-75%-87.5%-100%
	Qty		1
	Input power		KW	79.10	91.80	97.00	105.10	113.10	116.70	137.20	152.10	161.60	178.10
	Operation Current		A	137.60	159.70	168.80	182.90	196.80	203.10	238.70	264.70	281.20	309.90
Condenser	Type		High efficiency copper dry type shell-and-tube heat exchanger
	Water pipe connection			DN100				DN125					DN150
	Cooling Water Flow		m³/h	52.50	62.00	65.40	71.10	77.00	79.70	92.50	102.70	110.10	122.50
	Water pressure		kpa	58.00	58.00	65.00	70.00	70.00	71.00	71.00	72.00	72.00	72.00
Evaporator	Type		Horizontal shell-and-tube/Coil type high efficiency copper heat exchanger
	Water pipe connection			DN80				DN100					DN125
	Freezing water Flow		m³/h	32.50	40.00	40.00	45.00	47.50	50.00	57.50	65.00	70.00	77.50
	Water pressure		kpa	58.00	67.00	72.00	72.00	72.00	72.00	72.00	72.00	72.00	73.00
Refrigerant	Type			R22
Refrigerant	kilogram		kg	56.20	66.90	70.60	76.90	83.50	86.50	99.80	110.90	119.40	133.40
Safety protection			High and low pressure protection; high and low pressure protection; over temperature protection; overload protection ,over temperature protection, phase sequence protection, etc
Dimensions (LWH)	Length		mm	3225	3225	3225	3505	3605	3605	3720	3720	3930	3930
	Width		mm	1100	1100	1100	1100	1100	1100	1100	1100	1100	1100
	High		mm	1830	1830	1880	1880	1950	1980	1880	1950	1970	2020
Net Weight			kg	1970	2190	2440	2480	2650	2950	3080	3300	3470	3620
Operating weight			kg	2190	3380	2570	2740	2950	3210	3330	3570	3810	3930

Note:

1.Freezing water inlet temperature -15℃, freezing water outlet temperature -20 ℃; cooling water inlet temperature of 30 ℃, cooling water outlet temperature of 35 ℃;

2.Temperature conditions: Freezing water outlet temperature range 5 ℃-15 ℃, cooling water inlet temperature range 19 -33 ℃;
3.Safe operating range : Freezing water inlet temperature 9℃-20℃;
4.The using compressor is closed turbine imported from Europe and the United States , superior performance, strong ability of anti-eff