TopChiller Packaged Chiller Unit Manufacturer and Supplier China
- Cooling capacity ranges from 10 Ton to 200 Ton
- Temperature Control ranges 7°C to 35°C
- Hermetic compressors with crankcase heater
- Hot gas bypass for capacity control & protection
- Copper tube/aluminum fin condensers
- Fluid sensing thermostat & charged refrigerant
- Evaporator pump with suction & discharge valves
- Water regulating valve for pressure control
Your Reliable Packaged Chiller Unit Manufacturer and Supplier in China Over 20 Years
Packaged Chiller Unit is a self-contained cooling device that provides chilled fluid for cooling in different applications working efficiently with pre-pipes and wires installation with each component requiring just power supply to run.
With years of manufacturing experience of reliable and factory-tested Packaged Chiller Unit, TopChiller is your trusted and foremost choice for cooling devices in China.
TopChiller has manufactured a full line of Packaged Chiller Unit models and supplying them to all over the world marketplace since 1999.
Hermetic compressor, condenser fins, refrigeration, pumping, controls, storage tank, evaporator, heat exchanger, switchgear and skidded unit, discharge valves, PLC control, power supply, protecting devices are key components of a Packaged Chiller Unit.
TopChiller fabricated Packaged Chiller Unit used for both indoor and outdoor applications as:
Commercial air conditioning, jacketed tanks, food machinery cooling, glycol systems, computer rooms, air conditioning, dry cleaning machines, laser cooling, machine cooling, operating rooms air conditioning, etc.
Are you sourcing a high efficient, self-Contained Packaged Chiller Unit manufacturer in China? Are you looking for a factory-mounted pre-wired Packaged Chiller Unit with low maintenance requirements for your application?
Make Contact with TopChiller personnel to get a custom-capable Packaged Chiller Unit with efficiency-enhancing standards to promote your business at an affordable price.
Our team is keenly awaiting your response and is committed to fully guiding our customers regarding price and other specifications.
Features and Advantages
Packaged Chiller Unit designed by TopChiller offers you a variety of outstanding advantages and excellent features which are listed below:
- TopChiller brand Packaged Chiller Unit is highly durable in its operation configured by the use of PLC temperature controller for pre-analyzing any default and control temperature as well as crankcase heater protecting the compressor from damage.
- Packaged Chiller Unit has low costs of installation and maintenance configured by Pre-wiring and piping of all components of the unit as well as bypass gas available with compressor preventing from extra power supply consumption.
- Factory-mounted packaging of Packaged Chiller Unit provides dust-free, high-quality performance and suitability to installing outdoor either in the tropical or cold environment due to unit corrosion resistance and weatherproof enclosure.
- SS brazed plate evaporator is installed in Packaged Chiller Unit for durable and efficient cooling purpose instead of coil-in-tank because it is expensive and difficult to replace the damaged portion.
- Packaged Chiller Unit manufactured by TopChiller has numerous advantages to fulfill your industrial cooling requirements.
TopChiller team can help you customize Packaged Chiller Unit according to the requirements of your industrial and commercial applications.
- Spare Parts
- Send Enquiry
|Power source||1PH~220V/3PH~220V/380V 50HZ/60HZ||3PH～380V/415V/480V～50HZ/60HZ(3PH～200V/220V 50HZ/60HZ)|
|Control||Capillary / thermostatic expansion valve|
|Compressor||Type||Hermetic Rotary||Hermetic scroll ( piston )|
|Condenser||Type||Efficient finned copper tube with aluminum+low noise external rotor fan|
|Air flow (m3/h)||750||1000||1500||2000||2500||3000||4000||5000||6000||8000||10000||12000||15000|
|Evaporator||Type||SS Tank coil / shell and tube type / Plate type heat exchanger|
| Chilled water|
|Water pump||Power (kw)||0.37||0.37||0.37||0.37||0.37||0.37||0.37||0.75||0.75||0.75||1.5||1.5||2.2|
|Max flow (m3)||5.4||5.4||5.4||5.4||5.4||5.4||5.4||8.1||8.1||8.1||13.5||13.5||25.2|
|Safety protection||Compressor inner protection, over current protection, high/low pressure protection, over temperature protection, flow rate protection, phase sequence/phase missing protection, low level coolant protection, anti freezing protection, exhaust overheat protection|
The above specifications are according to the following design conditions:
1, 12℃/7℃.Chilled water inlet/outlet temperature 12℃/7℃.
2, 33℃/38℃.Cooling air inlet/outlet temperature 33℃/38℃.
We reserve the right to modify the specification without further notice.
|Power source||3PH～380V/415V/480V～50HZ/60HZ(3PH～200V/220V 50HZ/60HZ)|
|Control||Capillary / Thermostatic expansion valve|
|Compressor||Type||Hermetic scroll ( piston )|
|Condenser||Type||Efficient finned copper tube with aluminum+low noise external rotor fan|
|Air flow (m³/h)||15000||20000||20000||25000||25000||30000||30000||40000||40000||50000||50000||60000|
|Evaporator||Type||SS Tank coil/ shell and tube type/Plate type heat exchanger|
| inlet/outlet pipe|
|Max flow (m³)||25.2||25.2||25.2||25.2||25.2||36||36||36||36||40||40||40|
|Safety devices||Compressor inner protection, over current protection, high/low pressure protection, over temperature protection, flow rate protection, phase sequence/phase missing protection, low level coolant protection, anti freezing protection, exhaust overheat protection|
The above specifications are according to the following design conditions:
1, Chilled water inlet/outlet temperature 12℃/7℃.
2, Cooling air inlet/outlet temperature 33℃/38℃.
We reserve the right to modify the specification without further notice.
|Cooling capacity *||kW||184.9||247.6||315.6||432.5||495.6||563.2||631.2||752.4||865||928.1||991.2||1180.6||1262.4||1496.2||1730|
|Power supply||380-460V/3PH /50-60Hz|
|Max working current||A||107.9||134.6||178.9||228.8||282.5||313.6||357.9||407.7||457.3||511.1||564.8||636.3||715.7||815.2||914.3|
|Max starting current||A||619.9||729.9||907.3||1089.3||1459.7||1001.2||1041.9||1268.2||1324.5||1688.5||1735.8||1402.9||1444.1||1497||1775.5|
|Energy adjustment||\||25%~100% for single compressor|
|Control||\||External balanced expansion valve||External balanced expansion valve|
|Water flow rate||m3/h||31.8||42.6||54.3||74.4||85.2||96.9||108.5||129.4||148.8||159.6||170.5||203||217.1||257.3||297.5|
|Water side pressure drop||kPa||41||42||42||42||42||43||43||44||45||45||43||43||42||43||43|
|Pipe size||DN||80||80||100||125||125||125||125||125||150||150||150||100 150||125 150||125 150||150|
|Sound pressure level **||dB(A)||76||76||77||77||78||80||81||81||81||82||83||84||84||84||84|
|* The performance values refer to the following conditions:|
Cooling: ambient air temperature 35ºC; evaporator water in/out temperature 12/7 ºC;
** Sound pressure measured at a distance of 1 m and a height of 1.5 m above the ground in a dear field.
Packaged Chiller Unit Configuration Table
|Oil pressure gauge (high & low)||HONGSEN||TAIWAN|
|Dryer filter||EMERSON /ALCO||USA|
TopChiller Free Service and Technical Support
As the professional chiller manufacturer for over 20 years, TopChiller is always happy to provide our free service and technical support accessible to our clients before, during, and after-sales. If you need any help, welcome to call us or send your inquiry to our email. These free services and technical support include；
- Listening to your detailed chiller requirements and giving your best chiller solution for your applications based on our rich experience.
- If you have no idea about how to size your chiller model or cooling capacity, it’s not a big issue, Just tell us your specific cooling demands, we will guide you to select the right economical chiller model.
- 7*24 online service, If you have any problem with the chiller, you may call us or send an email, we are always here to support you.
TopChiller Standard Warranty Time
After purchasing the TopChiller product, you are our valued customers in the TopChiller ERP system.
We will do regular tracking service and Your chiller has up to 24 months warranty time after installation and commissioning,
If your chiller is down, you can contact TopChiller for support to solve your problem. Once we received your message, Our service technician on duty will contact you as soon as possible.
TopChiller Start-up & Commissioning
TopChiller also provides the additional service of start-up or commissioning of your chiller. You’d better before scheduling your start-up, it is important that the proper installation procedures have been followed and the chiller is ready.
TopChiller technician will guide you on how to start up your chiller when your chiller is ready, besides this, we have full sets of paper works including Chiller installation manual, operation manual, electrical drawing for you.
Free Replacement Spare Parts
Providing free replacement spare parts for TopChiller is the best customer service in the industry to support you when you are sourcing replacement parts.
We have most parts are in stock and available for next day shipment for your chillers.
If you want to have some replacement spare parts, just provide us with your chiller serial number and model number to expedite the sourcing process.
Better to have the nameplate and pictures of your chiller for our reference. This will help us find the proper replacements at the earliest time.
6 Points Why TopChiller Is Your Best Packaged Chiller Unit Manufacturer and Supplier in China
Help You to Find Other Types of Chiller Relevant to Packaged Chiller Unit
Packaged Chiller Unit-An Ultimate Buying Guide by TopChiller.
Packaged Chiller Unit is a chiller system that provides cooling to a building and also removes the humidity from the area.
Packaged Chiller Unit is widely used in various industries for cooling purposes. It works in lowering the temperature of liquids and is also helpful in the preparation of industrial brine.
You can get Packaged Chiller Units in different shapes and sizes and choose the one that is most suitable to your requirements.
Here, is a detailed guide on Packaged Chiller Unit to help you know its features, working, applications, advantages, and much more. Let’s start.
- What is a Packaged Chiller Unit?
- What are the Features of Packaged Chiller Unit?
- How does Packaged Chiller Unit Work?
- What are the Requirements of Packaged Chiller Unit?
- What is the Difference between Water Cooled Packaged Chiller Unit and Air Cooled Packaged Chiller Unit?
- What are the Applications of Packaged Chiller Unit?
- How to Choose the Right Packaged Chiller Unit for your Applications?
- How to Install your Packaged Chiller Unit?
- How to Maintain your Packaged Chiller Unit?
- What are the Safety Instructions you must follow for your Packaged Chiller Unit?
- How to Troubleshoot your Packaged Chiller Unit Problems?
- What are the Requirements of Chilled Water in Packaged Chiller Unit?
- How to Increase the Efficiency of your Packaged Chiller Unit?
- FAQ of Packaged Chiller Unit
What is a Packaged Chiller Unit?
A Packaged Chiller Unit is refrigeration equipment that produces chilled water. This chilled water produced provides cooling to the surrounding environment.
In addition to keeping the environment cool, it also helps in cooling the fluids that aid in industrial processes.
A Packaged Chiller Unit also offers space heating functions to maintain the indoor temperature in winter.
It also saves on the cost of energy consumption required for space cooling because it works to cool the environment at low ambient temperature.
Packaged Chiller Unit Manufactured by TopChiller
What are the Features of Packaged Chiller Unit?
A Packaged Chiller Unit has some great features that improve its working performance
- Coolant for Absorbing Instant Heat Changes
The Packaged Chiller Unit contains a coolant tank. It is possible to make excellent capacitive power based on cycling using this coolant.
Other than this, it also has discharged poly tanks.
You have two choices for the working of your Packaged Chiller Unit; one is the pressed system, and the other one is discharged system.
- Increased Airflow and Effective Working
The axial sort of condenser fans in the Packaged Chiller Unit increases its airflow.
This way, its efficiency improves, and the condensing temperatures are lowered down.
- Improved Airflow
It is also facilitated with fan cycling control. With the help of this control, the speed of the fan can be adjusted.
This fan control also helps in maintaining the condensing pressure which ultimately helps in saving energy consumption.
- Information Display
The parametric controlling and digital display features are also present in the Packaged Chiller Unit.
These features help in keeping a note of the central processing taking place inside the system.
The complete information of your Packaged Chiller Unit is continuously being displayed on the screen.
In addition to this, the alarms and the warnings are also shown by the digital display.
- A Remote Control
The remote helps in controlling the input being provided to the Packaged Chiller Unit.
With this feature, you can choose to start or stop the input. You can also customize the alarms if required.
- Safety and Efficiency Control
The Packaged Chiller Unit is also facilitated with a safety and efficiency control feature.
With the help of this feature, you can experience safe operation and also take advantage of efficient performance.
- High and Refrigerant Pressure Switch
For an even safer operation, the high refrigerant pressure switch is also installed in the Packaged Chiller Unit.
This switch helps in protecting from damage caused by extreme high-pressure deviations.
The low refrigerant pressure switch protects the Packaged Chiller Unit from being damaged by exposure to low-pressure conditions.
- Increased Surface Area for Low Power Consumption
The Packaged Chiller Unit is also featured with plate-type evaporators that improve its efficiency.
It is because the evaporators provide a large surface area for the transfer of heat throughout the Packaged Chiller Unit.
This increase in the surface area of the evaporator leads to a decrease in the coolant pressure.
In addition to this equalized thermal expansion valve is also associated with the evaporator.
The purpose of this valve is to manage the flow of refrigerants. This refrigerant flow depends on the load being provided to the Packaged Chiller Unit.
- Increased Life Expectancy
It also contains a high-performance pump which improves its performance. This pump controls the flow range of the refrigerant.
In addition to this, it also provides the Packaged Chiller Unit with improved pressure control and the ability to cope up with extremely high pressure.
- Improved Compressors
The efficient compressor installed in the Packaged Chiller Unit helps to improve its performance.
In addition to this, these compressors also enhance their service life.
- Withstand Tough Environments
Extra-large tube condensers are present in the Packaged Chiller Unit that provide it with foul resistance.
Filters are also installed in it to protect it from contaminants and dirt. The best thing is that you can also monitor the filter performance too.
- Polyester Coating
A fine galvanized steel panel protects the outer surface of the Packaged Chiller Unit. Polyester powder coating is also present at the top for providing extra protection.
Moreover, it also has channel bases that help in easy lifting.
Packaged Chiller Unit Refrigerant Pressure Switch
How does Packaged Chiller Unit Work?
Packaged Chiller Unit maintains a constant coolant flow to the cold side of a process water system at a temperature of around 50°F (10°C).
The coolant is then filtered into the process, collecting heat from one part of the plant (e.g., machines, process equipment, etc.) and returning it to the process water system’s return hand.
A vapor compression mechanical refrigeration system is used in a Packaged Chiller Unit, which is connected to the process water system by an evaporator. Each component undergoes a thermodynamic process.
The evaporator acts as a heat exchanger, transferring heat from the process coolant flow to the refrigerant.
The refrigerant evaporates, moving from a low-pressure liquid to vapor, as the heat transition occurs, and the temperature of the process coolant decreases.
The refrigerant is then directed to a compressor, which conducts a variety of tasks.
To begin, Packaged Chiller Unit laminates refrigerant from the evaporator and ensures that the evaporator’s pressure stays low enough to retain heat at the proper place.
Packaged Chiller Unit increases the pressure in the exiting refrigerant vapor to guarantee that the temperature of the vapor is high enough to release heat as it enters the condenser.
At the condenser, the refrigerant reverts to a liquid state.
A cooling medium in Packaged Chiller Unit transports the latent heat released as the refrigerant transitions from vapor to liquid away from the environment (air or water).
Packaged Chiller Unit Working Diagram
What are the Requirements of Packaged Chiller Unit?
There are some essential requirements of a Packaged Chiller Unit. These requirements include:
The Packaged Chiller Unit must have single or multiple electrically powered compressors
Also, it must contain a water-cooled or an air-cooled condenser.
Moreover, there must be single or multiple evaporators in a Packaged Chiller Unit.
- Control system
It must also be facilitated with a control system to help users enjoy a safe user experience.
- Efficient operation
In addition to this, a Packaged Chiller Unit should also have efficient operations to result in its performance.
Packaged Chiller Unit Compressor
What is the Difference between Water Cooled Packaged Chiller Unit and Air Cooled Packaged Chiller Unit?
There are two types of a Packaged Chiller Unit, one is the Water Packaged Chiller Unit, and the other one is the Air Packaged Chiller Unit.
It is totally up to you which one of these two you prefer. In terms of efficiency, the Water Packaged Chiller Unit is more preferable.
However, if you prefer less price range, you must consider the Air Packaged Chiller Unit.
It is compulsory to properly know well the difference between the Water Packaged Chiller Unit and the Air Packaged Chiller Unit to make the best decision.
This thing will help you in deciding the best one for your needs.
The Air Packaged Chiller Unit offers wide functions in industrial and commercial applications.
Its purpose is to absorb extra heat from the process water and then transport this heat for further processing.
Always keep in mind to use the Air Packaged Chiller Unit in regions where heat discharge is not a big problem.
It is made up of many components, including the condenser, compressor, expansion valve, evaporator, and others.
The collective function of all these components is to make the water cool by absorbing heat.
The Air Packaged Chiller Unit uses air as the main driving source for cooling the condenser.
Mostly, it is used in outdoor locations. The reason behind this is to safely eliminate the excess heat into the ambient air.
The purpose of a Water-Cooled Packaged Chiller Unit is to provide cooling to the machinery, cooling products, and many other applications.
It is most probable to see an adiabatic system or a cooling tower that works collectively with it.
Mostly, the suitable location of the Water Packaged Chiller Unit is indoors.
The reason behind this is their smaller size that allows them to be placed in small or compact places.
Here are some main features to help in understanding the Air Packaged Chiller Unit and the Air Packaged Chiller Unit.
The Water Packaged Chiller needs a condenser, cooling fluid reservoirs, cooling tower, and some makeup pumps to perform the cooling activity.
The upfront cost of a Water Packaged Chiller Unit is much greater than that of the Air Packaged Chiller Unit.
As the Water Packaged Chiller Unit requires water for functioning, it easily fits in less space.
All this is possible when there is a good supply of water to keep the Water Packaged Chiller Unit working.
In case the water supply decreases, then it will not function properly.
In contrast, the Air Packaged Chiller Unit works on the support of fans for generating a moving current of air.
This way, it doesn’t need any water or cooling tower for completing the purpose.
In case you live in an area with high water prices or hardly available water, then the Air Packaged Chiller Unit suits you but it covers a lot of space.
Also, it is better to place your Air Packaged Chiller Unit in a roomy and airy spot to provide plenty of air for proper functioning.
The Right Option
To find the perfect Packaged Chiller Unit from these two options, you should consider the durability, accessibility, usage, and cost of both types.
If you have enough water supply and you have a good budget go for the Water Packaged Chiller Unit.
In case water availability is not good, go for the Air Packaged Chiller Unit. Also, it goes best for people with a tight budget.
Moreover, it requires less maintenance, easy installation, and less equipment.
Packaged Air Cooled Chiller
What are the Applications of Packaged Chiller Unit?
The Packaged Chiller Unit has several applications for multiple purposes. Some of its major applications include:
- Conditioning Large Buildings
A Packaged Chiller Unit helps cool large buildings. A hot external and internal water temperature of a building will make it hard for people to stay in that building.
In such a situation, it helps to lower down the temperature of the building.
In hot weather, using Packaged Chiller Unit will maintain the temperature of the building to improve the environment for the people and things inside the building.
- District Cooling Systems
The Packaged Chiller Unit can also be used in a district cooling system. In this system, it cools the fluid that provides cooling to a distant area.
The main purpose of its usage in district cooling systems is to keep the surrounding buildings cold with the help of chilling it produces.
- Industrial Brine Chilling
Various industrial processes use Packaged Chiller Unit.
It is used in making industrial brine. Industrial brine is a liquid solution that is used in industrial processes like chemical manufacturing.
In addition to this, industrial brine chilling with the help of Packaged Chiller Unit is also used to carry out successful water treatment.
Packaged Chiller Unit is Used for Industrial Machinery
How to Choose the Right Packaged Chiller Unit for your Applications?
There are some key points that you must consider when choosing the perfect Packaged Chiller Unit. Check out for these things:
- Working Compressors
The compressors will trap the vapors of the refrigerant. It also induces a decrease in pressure.
- Heat Exchanger
You can either choose between Air Cooled Packaged Chiller Unit or Water Cooled Packaged Chiller Unit.
This selection will affect the efficiency and performance of your Packaged Chiller Unit. Water Cooled Packaged Chiller Unit is more efficient than an Air Cooled Packaged Chiller Unit.
- Expansion Valve
Make sure that the expansion valve is properly functioning.
The efficiently working expansion valve will convert the fluid into vapors and carry out the vaporization process.
How to Install your Packaged Chiller Unit?
Installing your package Chiller Unit is quite an important step. This is why it must be done correctly.
Here are some points to consider for the successful installation of your Packaged Chiller Unit.
- Choose the Area
Carefully choose the area where you have to install your packaged Chiller Unit. Go for a surface that can hold its weight along with keeping the balance.
- Go Through the User Installation Guide
Then, keenly read the user installation guide for your Packaged Chiller Unit and follow it step-wise. Attach the parts well and make sure they are in place.
- A Quality Installation
Make sure to use good-quality wires for building a powerful connection with your Packaged Chiller Unit. Poor quality wires used in the installation are more prone to damages and cracks.
Packaged Chiller Unit Installation
How to Maintain your Packaged Chiller Unit?
Carry out regular maintenance of your Packaged Chiller Unit if you want it to last longer. To maintain your Packaged Chiller Unit, follow these steps:
- Keep a Daily Log
The everyday log is the first step toward keeping a Packaged Chiller Unit running smoothly.
You may use the log to keep track of working conditions such as temperatures, pressures, fluid speeds, and flow rates.
Remote surveillance systems allow you to check computers daily rather than just once or twice a year.
- Keep Tubes Clean for Efficient Heat Transfer
Heat exchange performance has a great impact on Packaged Chiller Unit output, so retaining high efficiency requires clean heat transfer.
Minerals, size, dirt, algae, and other heavy metals raise thermal resistance while lowering overall efficiency.
The temperature of the approach is a strong predictor of heat transfer efficiency.
Higher approach temperatures are strong indicators of a drop in heat transfer performance.
Brush clean the condenser tubes at least once a year, or according to the demand repair plan, to keep them free of pollutants.
- Treat Condenser Water To Prevent Scale, Corrosion
Water treatment is needed for all condenser water loops that use open cooling sources to prevent corrosion and biological growth.
Both of these things cause condenser fouling, which obstructs heat flow and reduces the efficiency of tubes and piping.
Inspect chilled water loops once a year or daily with remote control for erosion and overall water safety.
- Lower Entering Water Temperature
The Packaged Chiller Unit performance can be improved by lowering the temperature of the condenser water entering it.
To solve air handler shortcomings such as filthy coils, the operator can lower the chilled water set point on certain building systems.
This treats the symptom but not the underlying issue, and makes it work harder to achieve the same net cooling result.
- Maintain Adequate Refrigerant Charge
The amount of refrigerant that it can pass through the compressor determines how much ventilation it can produce.
Maintaining the correct refrigerant amount for the ideal conditions is crucial.
Leakage in refrigerant, and also air and humidity added into the machine would reduce the system’s quality and durability.
A low refrigerant charge forces the compressor to operate faster, resulting in much less cooling.
- Prevent Inefficiencies Caused By Non-Condensable
Non-condensable, for example, air and dampness spill into low pressing factor devices because their evaporators work in a vacuum.
Non-condensable can bring down the genuine proficiency from the evaluated execution by as much as 4% at 60% burden and 7% at 100% burden.
Cleanse units limit the impact of non-condensable.
- Analyze Compressor Oil
Once a year, submit a sample of the lubrication oil to a lab for “spectrometric” lab analysis.
The oil can only be substituted if the analysis shows that it is needed, much as any other temperature-controlled refrigeration device.
The presence of excessive moisture may suggest a problem with the purge unit. Dependent on purge run hours, sample more regularly.
If the oil charge is replaced, check the oil filters for pressure drops and repair them.
A Packaged Chiller Unit needs somewhat different maintenance and operations than new magnetic bearing frictionless devices.
The use of oil in the construction of Packaged Chiller Unit has been discontinued, lowering repair costs even further.
- Check Operation Of Starters And Motors
Check the protection and sensor calibrations on microprocessor controls for effective starter and flawless motor operation.
Then, look for hot spots and worn contacts in its electrical ties of, wiring, and switchgear.
Check electrical motor windings for insulation resistance to ground and winding-to-winding to avoid any insulation faults.
Check for potential refrigerant leakage in open drive motor shaft seals, and clean motor cooling air vents to ensure optimum cooling impact.
Packaged Chiller Unit Refrigerant Charging
What are the Safety Instructions you must follow for your Packaged Chiller Unit?
A Packaged Chiller Unit can be dangerous if treated carelessly.
That is why there are some important safety instructions that you must follow when using it. These instructions are:
- Wear the necessary protective equipment.
- Make sure that it has a continuous and protected power supply.
- Ensure that there is no damage or cracks in the refrigerant.
How to Troubleshoot your Packaged Chiller Unit Problems?
Take note of any codes on the Packaged Chiller Unit (most of the advanced ones have diagnostic codes or alarm codes to view).
Look up the reason in the troubleshooting manual for the appliances.
If you discover an open condition, you must figure out why. It may be anything from a faulty compressor control module to low pressure.
Packaged Chiller Unit usually has two distinct safety features: One is a water flow turn, which can be concealed, particularly if you have a remote pump tank system.
A freeze stat control is the second safety feature. A freeze stat is a backup thermostat that keeps the supply water temperature from dropping too much.
Typically, freeze stats are placed 10 degrees below the desired supply water temperature.
Examine the Packaged Chiller Unit electrical column, water piping, and pump tank mechanism visually (if it has one).
You can see apparent issues such as burnt or missing cables, a non-running water pump, shut-off water valves, and an incorrect system water temperature.
You should have figured out which protection tripped at this stage. Don’t turn it back on until you’ve checked the compressor and oil pump gauges (if applicable).
Suction, drain, and liquid lines can all have temperature probes strapped to them. Before you start the rig, check the high voltage leg of the compressor with an amp meter.
Reset the safety feature. Then, at the same time, track all of the pressures, temperatures, and amperages.
This is a difficult challenge, but one that must be completed within the first five minutes.
Determine the amount of antifreeze.
If the Packaged Chiller Unit isn’t equipped with antifreeze, check the water quality.
A refract meter is a perfect tool for measuring antifreeze.
Remember that the freezing point with the same percentages can vary depending on whether the Packaged Chiller Unit uses ethylene or propylene glycol.
The Packaged Chiller Unit is on. Install the gauges and temperature probes, and start taking measurements.
You’re ahead of the game at this stage, but you’re not out of the woods yet.
You must determine whether the Packaged Chiller Unit has tripped a safety or is not performing as the consumer expects.
Packaged Chiller Unit Troubleshooting
What are the Requirements of Chilled Water in Packaged Chiller Unit?
Depending on the Application, chilled water temperatures in Packaged Chiller Unit can vary from 2 to 7 °C (35 to 45 °F).
As the leaving chilled-water temperature decreases, the refrigerant temperature and pressure must also drop.
In contrast, as the temperature of the cold water increases, so does the temperature and pressure of the refrigerant.
As the temperature undergoes variation, the function that a compressor would perform changes as well.
There will be an impact of a 1.0 to 2.2 percent per degree Fahrenheit [1.8 to 4.0 percent per degree Celsius] shift in chilled-water temperature on power usage.
It will range from 1.0 to 2.2 percent per degree Fahrenheit [1.8 to 4.0 percent per degree Celsius].
It is important to note that, although lowering the leaving chilled-water temperature disturbs the Packaged Chiller Unit.
It can also save energy in the long run, so less water is pumped into the Packaged Chiller Unit.
How to Increase the Efficiency of your Packaged Chiller Unit?
Increasing the efficiency of Packaged Chiller Unit is important to improve its performance.
Therefore follow these steps to enhance the performance:
- Install Variable Speed Drives
You can use install variable frequency drives in your Packaged Chiller Unit to save on the power expenses.
- Conduct System Audit
Conducting a complete audit of your Packaged Chiller Unit will help you analyze the energy consumption of every part.
With the help of this, you can change the operational settings of your Packaged Chiller Unit.
- Compressor Maintenance
Carry out regular maintenance of the compressor. This will result in increasing the working and the performance of the Packaged Chiller Unit.
FAQ of Packaged Chiller Unit
Is Packaged Chiller Unit Waterproof?
Yes, Packaged Chiller Unit is waterproof. This protection makes it good and safe for outdoor use also.
What is the Average Cooling Capacity of a Packaged Chiller Unit?
The average cooling capacity of a Packaged Chiller Unit is the average amount of heat it can remove. The average cooling capacity lies between 5Kw to 17.55 kW.
Is Packaged Chiller Unit a Heavy-Load Machine?
Yes, Packaged Chiller Unit is less efficient than other types of chillers. This low efficiency requires heavy-load consumption to complete the tasks.
Is Packaged Chiller Unit Environment Friendly?
Yes, Packaged Chiller Unit is environment friendly. So the decision of choosing between the indoor or outdoor Packaged Chiller Unit is completely up to you.
Which Refrigerant is used in Packaged Chiller Unit?
A halogen-free refrigerant is used in Packaged Chiller Unit. In most cases, HFCs are used as refrigerants.
The reason why these are the most commonly used refrigerant is that they are environmentally friendly and cause no harm to the industrial area.
What does a Low-pressure Trip Mean in the Packaged Chiller Unit?
A low-pressure trip in a Packaged Chiller Unit is a problem caused because of breakage in the power assembly, reduced water flow, or its decreased efficiency.
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