Shenglin Screw Compressor Air Cooled Chiller

• Type: Air-Cooled
• Cooling Method: Air-cooled
• Unit Structure: Integral
• Selected Voltage: 380V/50HZ
• Compressor Number: 1
• Noise Level: Low
• Model NO.: SA-320S
• Application Fields: Plastic/Food/Hotel/Construction Industry
• Application Machine: Machining Center
• Certification: RoHS, UR, ISO, CE
• Condition: New
• Model: SA-320s
• Cooling Capacity: 320kw
• 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-320S
• 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		85S	115S	150S	160S	200S	220S	255S	270S	300S	320S
Nominal cooling capacity	kw	85.0	115.0	150.0	160.0	200.0	220.0	255.0	270.0	300.0	320.0
	10^4 kcal/h	7.3	9.9	12.9	13.8	17.2	18.9	21.9	23.2	25.8	27.5
Nominal heating capacity	kw	92.0	135.0	170.0	185.0	230.0	250.0	290.0	300.0	330.0	360.0
	10^4 kcal/h	8.2	11.6	14.6	15.9	19.8	21.5	24.9	25.8	28.4	31.0
Operating control method	Use PLC microcomputer control
Power Supply	380V/3N/50HZ
Start up type	Y-△
Machine power	kw	30.8	40.9	50.3	59.6	70.6	76.7	85.0	88.5	99.8	108.4
Machine operating current	A	58.5	77.7	95.5	113.2	134.1	145.7	161.4	168.1	189.5	206.0
Compressor	Type	Semi-closed 5:6 asymmetric twin-screw compressor
	Cooling power(kw)	27.5	36.5	45.5	50.0	61.0	66.5	75.0	78.5	86.5	94.5
	Cooling current(A)	46.5	61.0	77.0	84.5	103.0	112.0	126.0	132.5	146.0	159.0
	Heating power(kw)	26.5	35.0	43.5	48.0	58.5	63.5	72.0	75.5	83.0	91.0
	Heating current(A)	44.5	58.5	74.0	81.0	98.5	107.0	120.0	127.0	140.0	152.0
	Energy regulation	0-33%-66%-100%			0-25%-50%-75%-100%
Evaporator	Type	High efficiency dry type shell and tube heat exchanger
	Flow(L/min)	14.6	19.8	25.8	27.5	34.4	37.8	43.8	46.4	51.5	55.0
	Water pressure drop(kPa)	45.0	45.0	45.0	48.0	48.0	48.0	50.0	50.0	50.0	50.0
	Interface size	DN65		DN80		DN100
Condenser	Type	High efficiency fin type heat exchanger
	Fan quantity	6	8	8	6	6	6	6	6	8	8
	Stand-alone power	0.6	0.6	0.6	1.6	1.6	1.7	1.7	1.7	1.7	1.7
Refrigerant	Type	R22
	Refrigerant volume(kg)	17.0	23.0	30.0	32.0	40.0	45.0	52.0	55.0	60.0	65.0
Overall dimensions	Length(mm)	2500	2950	2950	3200	3500	3500	3700	3700	4000	4000
	Width(mm)	1400	1400	1400	2200	2200	2200	2200	2200	2200	2200
	Height(mm)	1925	2100	2250	2150	2150	2200	2250	2350	2150	2250
Weight	Machine weight(kg)	1900	2000	2200	2600	2850	3000	3200	3500	3800	3950
	Operating weight(kg)	2200	2300	2500	2900	3150	3300	3500	3800	4100	4250

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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