Shanghai Shenglin 700kw Air Cooled Screw Chiller

• Customization: Available
• Type: Air-Cooled
• Cooling Method: Air-cooled
• Model NO.: SA-700S
• Unit Structure: Integral
• Selected Voltage: 380V/50HZ
• Compressor Number: 1
• Noise Level: Low
• Application Fields: Plastic/Food/Hotel/Construction Industry
• Application Machine: Machining Center
• Certification: RoHS, UR, ISO, CE
• Condition: New
• Model: SA-700s
• Cooling Capacity: 700kw
• Refrigerant: R22/R134A/R407c/R410A/R507/R404
• Compressor Type: Scroll, Screw
• Evaporator: Shell and Tube Heat Exchanger
• Condenser: Copper Tube and Aluminum Fin
• Water Inlet Temp.: 12 Degree C
• Water Outlet Temp.: 7 Degree C
• Energy Regulation: 0-33%-66%-100%
• Touch Screen: Bangpu or PLC
• Transport Package: Stretch Film Flexible Packaging, Wooden Tray
• Specification: SA-700S
• Trademark: Shenglin
• Origin: Shanghai, China
• HS Code: 8418692090
• Production Capacity: 5000 Units Chiller

Product Description

Air cooled screw chiller




Product options

1. Salt water evaporator
2. Stepless energy regulation
3. Whole heat recovery/partial heat recovery
4. Pump control
5. Special power supply
6. Remote communication connector

Products Features
1. Twin screw compressor brand is employed, with high efficiency, low noise level, less wearing and long operation time.
2. Four stage volume control or 0%-100% automatic regulation.
3. Use PLC microcomputer control from Germany SIEMENS. LCD touch screen, both English and Chinese human-machine interface.
4. Perfect breakdown protection: high and low pressure protection, air discharge protection, oil level protection, water flow protection, reverse and lack phase protection, chilled water anti-freezing protection, cooling water overheat protection.

Product specification
Refrigerant: R22/R407C/R404a/R134a
Evaporator max water pressure drop: 1.0Mpa
Evaporator: fouling factor 0.018m².ºC/KW
Power supply: 380V/3P/50Hz
Allowable voltage fluctuate: ±5%
Allowable frequency fluctuate: ±2%
The unit uses high efficiency heat exchanger with advanced, unique shape design and systems. Units can be installed directly on the roof, or other well-ventilated place outdoors, without a separate room, space saving construction. Compact shape, appearance, unit uses "W" type coil design, space utilization, small unit size, in order to adapt to the outdoor weather conditions to ensure that the unit has a good operating results during the life cycle.
Friendly choose to use environmentally R407C, R134A or R410A refrigerant ect.
There may be change of the dimensions without pre notice. For accurate you are welcome to ask us for installing drawing.

Air cooled screw(heat) chiller(single compressor) technical parameter

SA-
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
	10^4 kcal/h	30.1	36.1	38.1	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
	10^4 kcal/h	34.4	40.4	43.0	47.3	50.7	52.5	61.1	67.1	71.4	80.8
Operating control method	Use PLC microcomputer control
Power Supply	380V/3N/50HZ
Start up type	Y-△
Machine power	kw	118.5	139.0	146.0	158.0	168.5	175.5	201.0	223.5	239.5	265.0
Machine operating current	A	212.0	248.5	261.0	282.5	301.0	314.0	359.0	400.0	428.0	473.0
Compressor	Type	Semi-closed 5:6 asymmetric twin-screw compressor
	Cooling power(kw)	105.0	122.0	129.0	140.0	150.5	155.0	179.0	198.5	211.0	237.0
	Cooling current(A)	177.0	205.5	217.0	235.0	253.0	261.0	301.0	334.0	354.0	398.5
	Heating power(kw)	101.0	117.0	123.5	134.0	144.0	148.5	171.5	190.0	202.0	227.0
	Heating current(A)	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	High efficiency dry type shell and tube heat exchanger
	Flow(L/min)	60.1	72.2	76.5	84.2	90.2	93.6	109.1	120.3	128.0	144.3
	Water pressure drop(kPa)	52.0	55.0	55.0	58.0	60.0	60.0	62.0	70.0	75.0	80.0
	Interface size	DN125				DN150
Condenser	Type	High efficiency fin type heat exchanger
	Fan quantity	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
	Refrigerant volume(kg)	70.0	85.0	90.0	100.0	105.0	110.0	130.0	140.0	150.0	170.0
Overall dimensions	Length(mm)	4200	4500	5000	5800	5800	6000	6200	6500	8000	8000
	Width(mm)	2200	2200	2200	2200	2200	2200	2200	2200	2200	2200
	Height(mm)	2250	2300	2350	2350	2350	2350	2450	2450	2350	2450
Weight	Machine weight(kg)	4350	4550	4850	5300	5500	5800	6250	6550	7350	7500
	Operating weight(kg)	4650	4850	5150	5600	5800	6100	6550	6850	7650	7800

1. Cooling condition: Chilled water inlet/outlet temperature 12/7 ºC, ambient dry bulb temperature 35ºC
2. Heating condition: Hot water outlet temperature 45ºC, ambient dry bulb temperature 7ºC, ambient wet bulb temperature 6ºC

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