Contents Regarding this Document Using this document ......................Further documents ......................Copyright .......................... Symbols and labels ......................1.4.1 Warnings ......................1.4.2 Potential damage warnings ................1.4.3 Other alert notes and their symbols ..............Technical Data Nameplate ........................Options ..........................Weight ..........................Ambient conditions ......................
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Contents 4.8.3 Start screen ......................4.8.4 Messages menu ....................4.8.5 "Flow diagram" menu ..................4.8.6 "Information" menu ..................... 4.8.7 Service menu ...................... MODBUS TCP communication module ................4.9.1 Display and operating elements of the communications module ....... 4.10 Options ..........................4.10.1 Floating contact "Refrigerated compressor runs"...
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10.5.2 Replacing the service unit ................... Spares, Operating Materials, Service 11.1 Note the nameplate ......................11.2 Consumable Parts and Operating Materials ..............11.3 KAESER AIR SERVICE ....................11.4 Replacement parts for service and repair ................ Decommissioning, Storage and Transport 12.1 Decommissioning ......................
Copyright This operator manual is copyright protected. Queries regarding use or duplication of the documen‐ tation should be referred to KAESER. Correct use of information will be fully supported. Symbols and labels ➤ Please note the symbols and labels used in this document.
Regarding this Document Symbols and labels The type and source of the imminent danger is shown here! The possible consequences of ignoring a warning are shown here. The word "DANGER" indicates that death or severe injury can very likely result from ignoring the warning.
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Regarding this Document Symbols and labels Material Here you will find details on special tools, operating materials or spare parts. Precondition Here you will find conditional requirements necessary to carry out the task. The conditional requirements relevant to safety shown here will help you to avoid dangerous situa‐ tions.
Technical Data Nameplate 2 Technical Data Nameplate Machine nameplate The machine's nameplate provides the model designation and important technical information. The nameplate is located on the outside of the machine. Nameplates in various languages are provided with the machine. ➤ If required, attach a nameplate in the applicable language. ➤...
Technical Data Options The nameplate is attached directly at the heat exchanger within the machine. Fig. 1 Heat exchanger nameplate Heat exchanger Insulation Nameplate Screw 1. Undo the screws and carefully remove the insulation 2. Read the data on the nameplate 3.
Technical Data Refrigerant circuit Refrigerant circuit The refrigerated dryer contains a refrigerant that is classified as a fluorinated global warming gas. This refrigerant is required for the function of the machine. TG 450 TG 520 TG 650 TG 780 TG 980...
It is imperative that measures for cooling water treatment and filtration are implemented and performed. KAESER can provide the names of companies specializing in cooling water analysis and the supply of suitable treatment devices. The following design types are available: ■...
[°F] Unsuitable cooling media Salt water Consult an authorized KAESER service representative on the suitabili‐ ty of cooling water solutions. * Contact an authorized KAESER service representative regarding higher values. Tab. 11 Component specifications (Option K2) Operator Manual Refrigerated Dryer...
Three-phase (wye system); 4 wire; center point solidly grounded Fig. 3 Three-phase (wye system); 3 wire; center point solidly grounded Further information Please contact an authorized KAESER service representative for power supply options. The electrical diagram 13.3 contains further specifications for electrical connection. 2.11 Power supply specifications The following multi-strand copper core wires are given according to 2020 NEC 310.14, 310.15,...
Safety and Responsibility Basic instructions 3 Safety and Responsibility Basic instructions The machine is manufactured to the latest engineering standards and acknowledged safety regula‐ tions. Nevertheless, dangers can arise through its operation: ■ danger to life and limb of the operator or third parties, ■...
Safety and Responsibility Dangers 3.4.2 Qualified personnel These are people who, by virtue of their training, knowledge and experience as well as their knowl‐ edge of relevant regulations can assess the work to be done and recognize the possible dangers involved.
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Safety and Responsibility Dangers ➤ Allow only qualified and authorized electricians or trained personnel under the supervision of a qualified and authorized electrician to carry out work on electrical equipment according to elec‐ trical engineering regulations. ➤ Before commissioning or re-commissioning the machine, the user must make sure there is ad‐ equate protection against electric shock from direct or indirect contact.
Unsuitable spare parts compromise the safety of the machine. ➤ Use only spare parts approved by the manufacturer for use in this machine. ➤ Use only genuine KAESER replacement parts on pressure bearing parts. Conversion or modification of the machine Modifications, additions to and conversions of the machine can result in unpredictable hazards.
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➤ Do not open the cabinet while the machine is switched on. ➤ Do not open or dismantle any valves. ➤ Use only spare parts approved by KAESER for use in this machine. De-commissioning, storage and disposal Improper handling of old operating fluids and components represent a danger for the environment.
Safety and Responsibility Safety devices ➤ Drain all fluids from the machine, e.g. refrigerant, and dispose of in accordance with local environmental regulations. ➤ Do not damage the refrigerant circuit. ➤ Give refrigerant only to authorized bodies for disposal. ➤ Dispose of the machine in accordance with local environmental regulations. 3.5.3 Organizational Measures ➤...
Safety and Responsibility Safety signs Fig. 4 Location of safety signs Location Symbol Meaning Injury and/or machine defects by improper use! ➤ Maintenance should be performed by properly trained personnel only. ➤ Read and understand manual and all safety labels before switching the machine on.
Safety and Responsibility Emergency situations Emergency situations 3.8.1 Correct fire fighting Suitable measures Calm and prudent action can safe lives in the event of a fire. ➤ Keep calm. ➤ Give the alarm. ➤ Shut off supply lines if possible. Power supply disconnecting device (all phases) Cooling water (if present) ➤...
■ incorrect repair. Correct maintenance and repair includes the use of original spare parts and operating materials. ➤ Obtain confirmation from KAESER that your specific operating conditions are suitable. 3.10 Environment protection The operation of this machine may cause dangers for the environment.
Design and Function Enclosure 4 Design and Function Enclosure Fig. 5 Enclosure overview Control cabinet door Snap fastener Access panel Maintenance opening When closed, the enclosure serves various functions: ■ Sound insulation ■ Protection against contact with components ■ Cooling air flow: The enclosure is not suitable for the following uses: ■...
Design and Function Machine function Fig. 6 Machine overview Compressed air inlet Refrigerant compressor Control cabinet Compressed air outlet Refrigerant condenser Operator panel (controller) Heat exchanger with condensate separa‐ Pressure monitor Power supply disconnecting device (main Condensate drain switch) First stage: Warm compressed air entering the first section of the heat exchanger gives up some of its heat to the chilled and dried compressed air leaving the dryer.
Design and Function Operating points and control modes Operating points and control modes 4.3.1 Machine operating modes STOP The machine is connected to the power supply: Controller Voltage indicator lights green. ■ ■ The machine is switched off. ON indicator is extinguished. ■...
Design and Function Safety devices 4.5.1 Condensate drain operating states The operational state of the ECO-DRAIN condensate drain is indicated by three light-emitting di‐ odes on the housing. Display Operating state Function Ready to operate Voltage is applied. Alarm Power Service Fault/alarm Fault occurred.
Design and Function SIGMA CONTROL SMART SIGMA CONTROL SMART 4.8.1 Operating panel Keys (mechanical) Fig. 7 Keys – overview Item Name Function «ON» Switches the machine on. «OFF» Switches the machine off. «Remote control» Switches the remote control on and off. «Up»...
Design and Function SIGMA CONTROL SMART Fig. 8 Keys (soft key) Item Name Function Returns to the next higher menu option level. Acknowledgement Acknowledges alarms and warning messages. White: Use the «UP» and «DOWN» keys to navigate: ■ Press esc and Acknowledge ■...
Design and Function SIGMA CONTROL SMART Item Name Function Warning/ Continuous yellow light indicates a warning or maintenance message. Maintenance Remote control Continuous yellow light when remote control is activated. Lights green when the machine is switched on. Dew point Indicates the dew point progress (trend display): ■...
Design and Function SIGMA CONTROL SMART Main menu Fig. 10 Main menu Item Designation Description Opening page Display: Pressure dew point <Messages> The following events (messages) are saved: ■ Faults ■ Warnings The machine shuts down when an alarm message is triggered. <Flow diagram>...
Design and Function SIGMA CONTROL SMART 4.8.3 Start screen The start screen is displayed during normal operation. The controller automatically switches to this screen if you don't activate a key for three minutes. Fig. 11 Start screen Active start screen 4.8.4 Messages menu All messages reported in the past are listed and displayed in the color of their classification:...
Design and Function SIGMA CONTROL SMART Active faults or warnings which have not yet been acknowledged are indicated by a flashing frame. Acknowledged messages are framed as long as the cause for the message is not resolved. This frame disappears as soon as the message cause has been resolved. This is also the case if it is a message which does not require acknowledgement.
Design and Function SIGMA CONTROL SMART Fig. 14 Information: Screen 1 Number of operating hours during which Number of operating hours of refrigerant the controller is under power (here: compressor 1 (here: 1867 h). (Due to the 6000 h). even load of the refrigerant compressors Number of operating hours during which the operating hours specified apply to all the machine was switched on (here:...
Design and Function SIGMA CONTROL SMART ■ Activate/deactivate automatic restart after a power failure: ■ Activate/deactivate the «Remote control» key 4.8.6.3 Screen 3 Use «DOWN» to open the next screen. Fig. 16 Information: Screen 3 Units of measure used (here: °C) Condensate drain: Activate fault message Installation altitude (here: 500 m) (here: Fault message activated)
Design and Function SIGMA CONTROL SMART Fig. 17 Screen 1: Condensate drain Start value of the maintenance counter (example: 8760 h) Remaining operating hours to the next due maintenance (example: 1438 h) Resetting the maintenance interval counters: activate/deactivate To reset the maintenance hours counter to its start value, activate the check box and confirm with «Enter».
SIGMA CONTROL SMART and SIGMA AIR MANAGER 4.0. As an alternative to SIGMA AIR MANAGER 4.0, you can use MODBUS TCP to connect third-party controllers. In this case, please contact an authorized KAESER service representative. Fig. 19 Installation variant with SIGMA AIR MANAGER 4.0 Refrigerated dryer SIGMA AIR MANAGER 4.0...
Design and Function MODBUS TCP communication module Fig. 20 Operating elements, displays and connections of the communications module Item Designation Color Status Description – – Supply voltage: 24 VDC – – CAN, 9-pole sub D plug – – Ethernet, RJ45 socket Green Standard operation, firmware started Yellow...
Design and Function 4.10 Options These displays illuminate during operation: ■ The SYS LED illuminates green during standard operation of the communications module ■ The COM LED illuminates green during communication between SIGMA CONTROL SMART and the bus master (SAM 4.0 or Modbus TCP control system) ■...
Design and Function 4.11 Accessories Fig. 22 Water-cooling Refrigerant condenser Shut-off valve Cooling water regulating valve Dirt trap 4.11 Accessories 4.11.1 Transformer The transformer allows you to connect the machine to different main voltages. Operator Manual Refrigerated Dryer No.: 901760 02 USE...
Installation and Operating Conditions Ensuring safety 5 Installation and Operating Conditions Ensuring safety The conditions in which the machine is installed and operated have a decisive effect on safety. Warning instructions are located before a potentially dangerous task. Disregard of warning instructions can cause serious injuries! Complying with safety warnings Disregard of safety warnings can cause unforeseeable dangers! ➤...
It evacuates the exhaust heat of the machine and thus ensures the required operating condi‐ tions. ➤ Consult KAESER if you cannot ensure the conditions for adequate ventilation of the ma‐ chine room. 1. Ensure that the flow rate of fresh air is at least the same as the flow rate taken by the machine and exhaust fan from the machine room.
At the cooling air inlet and exhaust, the machine can only overcome the air resistance by means of the corresponding the duct design. Any additional air resistance will reduce airflow and deteriorate machine cooling. ➤ Consult the KAESER SERVICE representative before deciding on: ■ Design of the exhaust air duct ■...
Installation Ensuring safety 6 Installation Ensuring safety Follow the instructions below for safe installation. Warning instructions are located prior to a potentially dangerous task. Disregarding warning instructions can cause serious injuries! Complying with safety instructions Disregarding safety instructions can cause unforeseeable dangers. ➤...
➤ Install only corrosion-resistant piping. ➤ Use fluoroelastomers as the material for the seals. ➤ Observe the electrochemical voltage sequence. ➤ Consult with KAESER concerning suitable materials for the compressed air network. Precondition The compressed air network is vented completely to atmospheric pressure.
[ft] Max. delivery head [ft] Material Copper (pressure-resistant, cor‐ Stainless steel rosion-proof) Plastics Hose line For longer lengths, please contact an authorized KAESER service representative before instal‐ lation. Tab. 27 Condensate line Condensate collecting line Feature Value Gradient [%] >1 Max.
Installation Connecting the machine to the power supply Compressed air flow Line cross-section ["] rate [cfm] < 350 350 – 705 706 – 1410 1 1/2 > 1410 Compressed air flow rate as guide for the condensate volume to be expected Tab.
The MODBUS TCP communications module is installed at the factory. 6.6.1 Communication with SIGMA AIR MANAGER 4.0 ➤ Use the KAESER SIGMA NETWORK to connect the communications module with SIGMA AIR MANAGER 4.0. See the SIGMA AIR MANAGER 4.0 operating manual for more information about the connec‐...
Individual machines may not receive an adequate cooling water flow rate with this system. Breakdowns are the result. ➤ KAESER can advise on how to ensure the cooling water supply via suitable control valves. Fig. 26...
Initial Start-up Ensuring safety 7 Initial Start-up Ensuring safety Here you will find instructions for a safe commissioning of the machine. Warning instructions are displayed prior to a potentially dangerous task. Disregarding warning instructions can cause serious injuries! Complying with safety instructions Ignoring safety instructions can cause unforeseeable dangers.
➤ Check the electrical equipment. ➤ Check all pipes, hoses and fittings for leaks and any visible damage. Cor‐ rect any defects immediately. 36 months ➤ Have the overall technical condition checked by an authorized KAESER service representative. Tab. 30 Re-commissioning after storage Checking installation and operating conditions ➤...
Initial Start-up Starting the machine for the first time To be checked Confirmed? chapter ➤ Are all access doors closed and latched and removable panels in – place and secured? Tab. 31 Installation conditions checklist Starting the machine for the first time Precondition No personnel are working on the machine.
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Initial Start-up Starting the machine for the first time If the attempt to connect to the communication module fails, the IP address may have been set to an unknown address. Reset the IP address to the factory setting (169.254.100.95 ) as described below: ➤...
Operation Switching the machine on and off 8 Operation Switching the machine on and off Always switch the machine on via the «ON» key and off via the «OFF» key. The machine is connected to or disconnected from the power supply via the power supply discon‐ necting device.
Operation Using the remote control 8.1.2 Switching off 1. Press the «OFF» key. ON indicator flashes. The machine gently shuts down. The 2. Press the «OFF» key again to immediately shut the machine down. 3. Switch off and lock out / tag out the power supply disconnecting device. 4.
Operation Acknowledging and Resetting Warning and Alarm Messages You want to prevent that the remote control is maladjusted? ➤ Deactivate the «remote control» key. Acknowledging and Resetting Warning and Alarm Messages The Acknowledge key affects only the top line on the display. Fig.
The alarm indications valid for your machine are dependent on the individual equipment. 1. Do not attempt fault rectification measures other than those given in this manual! 2. In all other cases: Have the fault rectified by an authorized KAESER service representative. Messages at the controller There are three types of messages: ■...
■ An acknowledgement is not necessary. ■ The "Pressure dew point high" message relay contact switches. The dryer is controlled by means of the refrigerant pressure. ■ Call authorized KAESER service representative. Tab. 33 Warning messages Maintenance messages Number Meaning Maintain the refrigerant condenser.
Fault Recognition and Rectification Communications module – Troubleshooting Fig. 30 Displays and connections of the communications module Item Display Fault Possible cause Measure flashes CAN communi‐ SCS without voltage Check the power supply red 1x/s cation faulty Communications module Plug in the communica‐ loose tions module and tighten the fastening screws...
Fault Recognition and Rectification Faults Faults Fault Possible cause Action Water in the compressed pres‐ Compressed air inlet and outlet Check the compressed air con‐ sure system reversed. nections. The condensate is not draining Check and clean the conden‐ out of the system. sate drain.
Maintenance 10.1 Ensuring safety 10 Maintenance 10.1 Ensuring safety Follow these instructions for to ensure safe machine maintenance. Warning instructions are given prior to a potentially dangerous task. Disregarding warning instructions can result in life-threatening injuries! Observe safety instructions Ignoring safety instructions can cause unforeseeable dangers! ➤...
Regular maintenance tasks The table below lists necessary maintenance tasks. ➤ Have an authorized KAESER service representative carry out maintenance tasks. ➤ Have maintenance tasks carried out in a timely manner, taking the ambient and operating con‐ ditions into account:...
Checking for leaks 1. Check the condenser for visible leaks. 2. Have an authorized KAESER service representative check the condenser for internal leaks at least once a year. Operator Manual Refrigerated Dryer...
Maintenance 10.5 Maintaining the condensate drain Cleaning 1. If necessary, have the refrigerant condenser cleaned by an authorized KAESER service repre‐ sentative. 2. Remove and clean the strainer of the dirt trap. 10.5 Maintaining the condensate drain 10.5.1 Checking the condensate drain Precondition The user's power supply disconnecting device is switched on.
7. Remove the insulation from the service unit Installing the service unit Use only KAESER service units to ensure the correct function of the condensate drain. Precondition Ensure that the top of the service unit and the contact springs are clean and dry.
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Maintenance 10.5 Maintaining the condensate drain 2. Carefully insert the control module sensor in the opening of the service unit 3. Place the snap fastener of the control module into the service unit eyes. 4. Press the control module against the service unit until the snap fastener audibly clicks into place.
11.2 Consumable Parts and Operating Materials KAESER consumable parts and operating fluids/materials are all genuine KAESER parts. They are specifically selected for use in KAESER machines. There is risk of personal injury or damage to the machine resulting from the use of unsuita‐...
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Spares, Operating Materials, Service 11.4 Replacement parts for service and repair ➤ Make sure that any service or repair tasks not described in this manual are carried out by an authorized KAESER service representative. Operator Manual Refrigerated Dryer No.: 901760 02 USE...
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Spares, Operating Materials, Service 11.4 Replacement parts for service and repair Operator Manual Refrigerated Dryer No.: 901760 02 USE...
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Spares, Operating Materials, Service 11.4 Replacement parts for service and repair Legend 5400 Refrigeration dryer TG SEL-4388_01 Item Description Option 1555 Filter dryer 1545 Refrigerant collector 1700 Refrigerant 1707 Acid test, refrigerant 1710 Refrigerant indicator 2222 Temperature sensor 2525 Injection valve 2540 Refrigerant filling port 3254...
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Spares, Operating Materials, Service 11.4 Replacement parts for service and repair Operator Manual Refrigerated Dryer No.: 901760 02 USE...
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Spares, Operating Materials, Service 11.4 Replacement parts for service and repair Legend 5400 Refrigeration dryer TG SEL-4389_01 Item Description Option 1555 Filter dryer 1545 Refrigerant collector 1700 Refrigerant 1707 Acid test, refrigerant 1710 Refrigerant indicator 2222 Temperature sensor 2525 Injection valve 2540 Refrigerant filling port 3254...
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Spares, Operating Materials, Service 11.4 Replacement parts for service and repair Operator Manual Refrigerated Dryer No.: 901760 02 USE...
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Spares, Operating Materials, Service 11.4 Replacement parts for service and repair Legend 5400 Refrigeration dryer TG SEL-4390_01 Item Description Option 1555 Filter dryer 1545 Refrigerant collector 1700 Refrigerant 1707 Acid test, refrigerant 1710 Refrigerant indicator 2222 Temperature sensor 2525 Injection valve 2540 Refrigerant filling port 3254...
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Spares, Operating Materials, Service 11.4 Replacement parts for service and repair Operator Manual Refrigerated Dryer No.: 901760 02 USE...
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Spares, Operating Materials, Service 11.4 Replacement parts for service and repair Legend 5400 Refrigeration dryer TG SEL-4391_01 Item Description Option 1555 Filter dryer 1545 Refrigerant collector 1700 Refrigerant 1707 Acid test, refrigerant 1710 Refrigerant indicator 2222 Temperature sensor 2525 Injection valve 2540 Refrigerant filling port 3254...
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Spares, Operating Materials, Service 11.4 Replacement parts for service and repair Operator Manual Refrigerated Dryer No.: 901760 02 USE...
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Spares, Operating Materials, Service 11.4 Replacement parts for service and repair Operator Manual Refrigerated Dryer No.: 901760 02 USE...
Storage Moisture can lead to corrosion, particularly on the surfaces of the machine. Frozen moisture can damage components such as diaphragms, valves, and gaskets. Please consult with KAESER if you have questions about appropriate storage and commis‐ sioning. Precondition Condensate drain and condensate lines are completely empty.
Decommissioning, Storage and Transport 12.3 Transport ➤ Please consult with KAESER if you intend to transport the machine in freezing tempera‐ tures. Precondition Transport only by forklift truck or suitable lifting gear and only by personnel trained in the safe transportation of loads.
Decommissioning, Storage and Transport 12.4 Disposal Fig. 35 Transport with a crane Load carrying devices Attachment resources Risk of accident caused by incorrect use of lifting gear and attachment devices! ➤ Comply with permissible load limits. ➤ Comply with specific safety information of used load-carrying and attachment devices. 2.
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Decommissioning, Storage and Transport 12.4 Disposal 1. Decommission the machine. 2. Dispose of the machine through an authorized disposal expert. Operator Manual Refrigerated Dryer No.: 901760 02 USE...
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