China Supply Semi Hermetic Screw Refrigeration Compressor Unit F Series

• After-sales Service: Video Online After-Sales
• Warranty: 1year
• Principle: Mixed-Flow Compressor
• Application: Intermediate Back Pressure Type
• Performance: Low Noise
• Mute: Not Mute
• Model NO.: UBF20STE
• Lubrication Style: Lubricated
• Drive Mode: Electric
• Configuration: Stationary
• Power Source: AC Power
• Material: Carbon Steel
• Transport Package: Container
• Trademark: UFEC
• Origin: China
• Production Capacity: 1000/Year

Product Description

Compressor Unit Features
High efficiency oil separator, exhausting oil contentless than 5ppm.
Forced feed oil.Apply a wide range, compressor operation reliability.
With high efficiency oil cooler of liquid-cooled, high heat transfer efficiency , less fouling,sturdy and durable.
Efficient frequency conversion liquid refrigerant cooling motor, higher COP than traditionalsuction cooling and liquid cooling motors.
Compressor with internal oil design, external piping simple,less leakage points
Oil pump with variable frequency regulation, it can make a long lifetime for the oil pump, low noise and save energy.
Compressor unit energy adjustment using three four-way solenoid valve, part of the load stability.
Complete safety protection,exhausting high protection,low oil pressure differential protection, high oil temperature protection.

Unit Control Features
With automatic intelligent control, cooling capacity can reach stepless automatic adjustment.
The main electrical element in control system is high quality, long lifetime and high reliability.
The system operation is automatic,safety and reliability.

Semi-seal screw refrigeration compressor unit freon series

Product parameter & Applicable conditions:

Model	UBF20STE
Refrigerant	R507A
Compressor swept volume	845 m³/h
Compressor Energy range	15~100%
Cooling capacity High temperature working conditions	810
Cooling capacity Medium temperature working conditions	547
Cooling capacity Low temperature working conditions With economizer	253
Cooling capacity Low temperature working conditions Without economizer	174
Rated power of motor High temperature working conditions	250
Rated power of motor Medium temperature working conditions	250
Rated power of motor Low temperature working conditions	220
Electrical system	3N 50Hz 380V
Rated speed	2970 r/min
Lubrication oil Charging volume	330kg
Diameter of suction	DN150
Diameter of discharge	DN100/DN80/DN65
Diameter of liquid inlet & outlet of economizer	DN65
Diameter of safety valve	DN32
Refrigerant-cooled and oil-cooled cooler type	Shell-tube
Refrigerant-cooled and oil-cooled cooler Diameter of liquid inlet	DN40
Refrigerant-cooled and oil-cooled cooler Diameter of air discharge	DN65
Motor cooling Diameter of liquid inlet	DN25
Motor cooling Diameter of air discharge	DN32
Oil pump Model	BF120
Oil pump Model Motor power	2.2KW
Dimensions(L*W*H)	3737mm*1440mm*2436mm
Unit weight	~4340kg
Operating weight of the unit	~5340kg

Intelligent control:

Automatic control system ,unmanned check-in. Intelligent automatic energy regulation. Friendly man-machine communication interface, easily achieve personalized parameter settings. The communication interface can easily realize the remote monitoring and data transmission.

Single-stage Screw Compressor Unit Other model parameters reference

 

The main parameter of ammonia unit:

Model	refrigerant	refrigeration capacity kW			Motor rated power kW
		High temperature condition	Middle temperature condition	Low temperature with economizer	temperature condition	Middle temperature condition	temperature with economizer
UA12M	R717	317	172	62	65	65	55
UA16S		470	257	95	90	90	75
UA16M		681	380	138	132	132	110
UA16L		805	441	161	160	160	132
UA20S		952	521	191	185	185	160
UA20M		1305	719	265	250	250	200
UA20L		1560	853	310	315	315	250
UA25S		2135	1175	437	400	400	315
UA25M		2695	1483	553	500	450	400
UA25L		3360	1850	690	630	560	500

 

The main parameter of freon unit:

Model	refrigerant	refrigeration capacity kW			Motor rated power kW
		High temperature condition	Middle temperature condition	Low temperature with economizer	High temperature condition	Middle temperature condition	temperature with economizer
UF12M	R507A	281	162	70	65	65	55
UF16S		425	244	107	90	90	75
UF16M		615	371	156	132	132	110
UF16L		726	420	182	160	160	132
UF20S		849	491	220	185	185	160
UF20M		1162	675	298	250	250	220
UF20L		1390	806	357	315	315	250
UF25S		1910	1107	500	400	400	355
UF25M		2421	1403	625	500	500	450
UF25L		3025	1755	780	600	600	560

Note: 1.Can provide other products in addition.