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Feature
Superior performance
Semi-hermetic screw compressor in-built motor avoid seal leakage
Two or a plurality of compressor controlled by PLC program, which can balance the load and prolong the service life of the unit.
Two or a plurality of compressor using multi refrigeration circuit, when a circuit be repaired or in maintenance, the remaining loop can still be operated normally
Compressor adopt duplex winding reduced-voltage starting, to avoid the impact to the electric network
Easy Installation
Compact structure, small occupation area.
The machine has been tested strictly and timing operation completed to reach the using state
Extremely vibration and don't need the vibration isolation equipment usually.
Low cost for operation and maintenance
Microcomputer control system make the chillers highly efficient in part load conditions as it adjusts the capacity 0-25-50-75-100% volume control to save energy
Screw compressor in low failure rate with simple structure and few wearing parts
The built-in three stage oil separator
Adopt the coating design to reduce the compressor running noise
Water chiller compressor trouble-free operation over 40000 hours
Complete security protection function
High & low pressure protection
Anti-heating safety valve
Anti freezing protection
Overload protection,
Incomplete phase protection
Opposite phase protection
lacking voltage and over voltage protection
Water flow protection
Humanized microcomputer control system
Adopt brand-name PLC controller and colorful touch panel, friendly interface for simple operation
Automatic detect temperature of chilled water system, which tracking the load efficiently by adjusting the compressor
Main operation data for reference can be read in the display
Automatic failure alarm system can display the failure code for analysis
Output feedback information to the other main control system based on the needs of field
The original content can be modified based on the field needs, such as capacity position, protection, pressure etc
Application of the strong widely
Widely used in rubber, plastic, petroleum, chemical, electronics, textile, papermaking, brew, pharmaceutical, machinery, food, beverage, vacuum coating, plating, coating, central air-conditioning and other fields
The central chillers are widely applied in the centralized cooling way
This unit can be customized for the acid and alkali resistant special models, which satisfied the special needs of customers with special process
This machine can be customized for low temperature models using the low temperature cold medium
（1） Description :
| Product name | air cooled screw type chiller |
| Product model | BNL-A210 |
| Compressor type | 5-6 asymmetric semi-closed double screw compressor |
| Compressor quantity | 1 unit |
| Compressor start type | Y-Δ start |
| Compressor energy adjustment | 0-25%-50%-75%-100% |
| Compressor refrigeration power | 60.2kw |
| Compressor refrigeration current | 105.4A |
| Compressor heating power | 58.7w |
| Compressorheating current | 143.5 |
| The evaporator type | horizontal shell and tube evaporator |
| The evaporator the amount of water | 36.1m3/h |
| The evaporator pipe diameter | DN100 |
| The evaporator water pressure drop | 50KPa |
| Condenser type | hydrophilic aluminum foil set with high efficiency internal thread copper tube fin type |
| Condenser air volume | 79800 m3/h |
| Condensing shaft fan quantity | 6 |
| Condenseing shaft fan single power | 1.1kw |
| Refrigerant type | R22 |
| Refrigerant filling quantity | 55kg |
（2）Main Features :
Compact structure, small area, simple pipeline design, easy installation and maintenance.
Parliamentary intelligent control, the unit can automatically adjust the input compressor output according to the change of load, so that the unit can keep the best cooperation with the highest efficiency at any time.
The most advanced 5-6 gear ratio is adopted for the imported semi-closed twin screw compressor. Compressor with unloading energy control device, can achieve multi - level or non - level energy regulation.
Automation adopts microcomputer control system, with strong security protection, communication, fault diagnosis, automatic adaptation and other functions.
Flow unit is integral and modular. The modular unit is composed of 2~8 modules, which are characterized by large cooling capacity, mutual standby and clearance operation.
Guarantee provides multiple protection functions, including high and low pressure protection, frozen water and ice protection, power phase sequence protection, short phase protection, low water flow protection, compressor motor overheating and so on.
Feature
Superior performance
Semi-hermetic screw compressor in-built motor avoid seal leakage
Two or a plurality of compressor controlled by PLC program, which can balance the load and prolong the service life of the unit.
Two or a plurality of compressor using multi refrigeration circuit, when a circuit be repaired or in maintenance, the remaining loop can still be operated normally
Compressor adopt duplex winding reduced-voltage starting, to avoid the impact to the electric network
Easy Installation
Compact structure, small occupation area.
The machine has been tested strictly and timing operation completed to reach the using state
Extremely vibration and don't need the vibration isolation equipment usually.
Low cost for operation and maintenance
Microcomputer control system make the chillers highly efficient in part load conditions as it adjusts the capacity 0-25-50-75-100% volume control to save energy
Screw compressor in low failure rate with simple structure and few wearing parts
The built-in three stage oil separator
Adopt the coating design to reduce the compressor running noise
Water chiller compressor trouble-free operation over 40000 hours
Complete security protection function
High & low pressure protection
Anti-heating safety valve
Anti freezing protection
Overload protection,
Incomplete phase protection
Opposite phase protection
lacking voltage and over voltage protection
Water flow protection
Humanized microcomputer control system
Adopt brand-name PLC controller and colorful touch panel, friendly interface for simple operation
Automatic detect temperature of chilled water system, which tracking the load efficiently by adjusting the compressor
Main operation data for reference can be read in the display
Automatic failure alarm system can display the failure code for analysis
Output feedback information to the other main control system based on the needs of field
The original content can be modified based on the field needs, such as capacity position, protection, pressure etc
Application of the strong widely
Widely used in rubber, plastic, petroleum, chemical, electronics, textile, papermaking, brew, pharmaceutical, machinery, food, beverage, vacuum coating, plating, coating, central air-conditioning and other fields
The central chillers are widely applied in the centralized cooling way
This unit can be customized for the acid and alkali resistant special models, which satisfied the special needs of customers with special process
This machine can be customized for low temperature models using the low temperature cold medium
（1） Description :
| Product name | air cooled screw type chiller |
| Product model | BNL-A210 |
| Compressor type | 5-6 asymmetric semi-closed double screw compressor |
| Compressor quantity | 1 unit |
| Compressor start type | Y-Δ start |
| Compressor energy adjustment | 0-25%-50%-75%-100% |
| Compressor refrigeration power | 60.2kw |
| Compressor refrigeration current | 105.4A |
| Compressor heating power | 58.7w |
| Compressorheating current | 143.5 |
| The evaporator type | horizontal shell and tube evaporator |
| The evaporator the amount of water | 36.1m3/h |
| The evaporator pipe diameter | DN100 |
| The evaporator water pressure drop | 50KPa |
| Condenser type | hydrophilic aluminum foil set with high efficiency internal thread copper tube fin type |
| Condenser air volume | 79800 m3/h |
| Condensing shaft fan quantity | 6 |
| Condenseing shaft fan single power | 1.1kw |
| Refrigerant type | R22 |
| Refrigerant filling quantity | 55kg |
（2）Main Features :
Compact structure, small area, simple pipeline design, easy installation and maintenance.
Parliamentary intelligent control, the unit can automatically adjust the input compressor output according to the change of load, so that the unit can keep the best cooperation with the highest efficiency at any time.
The most advanced 5-6 gear ratio is adopted for the imported semi-closed twin screw compressor. Compressor with unloading energy control device, can achieve multi - level or non - level energy regulation.
Automation adopts microcomputer control system, with strong security protection, communication, fault diagnosis, automatic adaptation and other functions.
Flow unit is integral and modular. The modular unit is composed of 2~8 modules, which are characterized by large cooling capacity, mutual standby and clearance operation.
Guarantee provides multiple protection functions, including high and low pressure protection, frozen water and ice protection, power phase sequence protection, short phase protection, low water flow protection, compressor motor overheating and so on.
