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KAESER Manuals
Air Compressor
AIRTOWER 3C
Operator's manual
KAESER AIRTOWER 3C Operator's Manual
Screw compressor
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Contents
Table of Contents
Bookmarks
Table of Contents
Table of Contents
Regarding this Document Using this Document
Further Documents
Copyright
Symbols and Labels
Warnings
Tab. 1 Danger Levels and Their Definition (Personal Injury)
Potential Damage Warnings
Other Alerts and Their Symbols
Tab. 2 Danger Levels and Their Definition (Damage to Property)
Technical Data Nameplate
Options
Tab. 3 Nameplate
Weight
Temperature
Ambient Conditions
Tab. 4 Options
Tab. 5 Weight
Tab. 6 Temperature
Ventilation
Pressure
Fig. 1 Maximum Relative Humidity of Intake Air
Tab. 7 Ambient Conditions
Tab. 8 Ventilation
Air Receiver
Free Air Delivery (FAD)
Cooling Oil Recommendation
Tab. 9 Safety Relief Valve Activating Pressure
Tab. 10 Air Receiver: Volume
Tab. 11 Safety Relief Valve: Activating Pressure
Tab. 12 Free Air Delivery
Basic Information
KAESER Lubricants
Cooling Oil Charge
Motor and Performance
Compressor Motor
Tab. 13 Cooling Oil Charge
Tab. 14 Compressor Motor
Tab. 15 Compressor Drive Motor Rated Speed
Sound Emission
Power Supply
Fig. 2 Three-Phase Star (Wye); 4 Wire; Grounded Neutral
Fig. 3 Three-Phase Star (Wye); 3 Wire; Grounded Neutral
Tab. 16 Sound Emission
Power Supply Specifications
Tab. 17 Supply 208V/3/60Hz
Tab. 18 Supply 230V/3/60Hz
Tab. 19 Supply 460V/3/60Hz
Refrigerated Dryer
Tab. 20 Refrigerated Dryer: Model
Tab. 21 Refrigerated Dryer: Compressed Air System
Tab. 22 Refrigerated Dryer: Refrigerant System
Power Supply Specifications
Tab. 23 Power Supply 115V / 1 / 60Hz
Safety and Responsibility Basic Instructions
Specified Use
Improper Use
User's Responsibilities
Observe Statutory and Universally Accepted Regulations
Qualified Personnel
Adherence to Inspection Schedules and Accident Prevention Regulations
Dangers
Safely Dealing with Sources of Danger
Safe Machine Operation
Organizational Measures
Danger Areas
Safety Devices
Tab. 24 Danger Areas
Working Life of Safety Functions
Safety Signs
Fig. 4 Location of Safety Signs
Emergency Situations
Correct Fire Fighting
Treating Injuries from Handling Cooling Oil
Tab. 25 Safety Signs
Injury from Handling Refrigerant
Warranty
Environmental Protection
Design and Function
Enclosure
Fig. 5 Enclosure Overview
Machine Function
Fig. 6 Machine Overview
Refrigerated Dryer
Air Receiver
Safety Devices
Fig. 7 Refrigerated Dryer
Floating Relay Contacts
Operating Panel SIGMA CONTROL BASIC
Fig. 8 Keys - Overview
Functional Description - SIGMA CONTROL BASIC
Display Layout
Fig. 9 Indicators - Overview
Tab. 26 Keys
Tab. 27 Indicators
Parameter
Tab. 28 Display
Messages
Tab. 29 Parameter
Operating Modes and Control Modes
Machine Operating Modes
START-STOP Control
Refrigerated Dryer Control Modes
Options
Machine Mountings
Fig. 10 Machine Mountings
Installation and Operating Conditions
Ensuring Safety
Installation Conditions
Determining Location and Clearances
Ensuring the Machine Room Ventilation
Fig. 11 Recommended Machine Placement and Dimensions [In]
Operating the Machine in a Compressed Air System
Installation
Ensuring Safety
Reporting Transport Damage
Connecting the Machine with the Compressed Air Network
Connecting the Condensate Drain
Fig. 12 Compressed Pipework
Tab. 30 Condensate Line
Tab. 31 Condensate Collecting Line
Tab. 32 Condensate Collecting Line: Line Diameter
Refrigerated Dryer: Connecting the Transformer According to the Power Supply
Making the Power Supply Connection
Fig. 13 Connecting the Condensate Drain
Changing Main Voltage Connections
Tab. 33 Voltage Selection
Options
Anchoring the Machine
Tab. 34 Overload Protection Cutout Settings
Initial Start-Up Ensuring Safety
Instructions to be Observed before Commissioning or Re-Commissioning
Checking Installation and Operating Conditions
Tab. 35 Re-Commissioning after Storage
Setting the Overload Protection Relay
Pouring Cooling Oil into the Airend
Fig. 14 Inlet Valve Filling Port
Tab. 36 Installation Conditions Checklist
Starting the Machine for the First Time
Setting the Network Setpoint Pressure
Operation
Switching on and off
Switching on
Switching off
Fig. 15 Switching on and off
Switching off in an Emergency and Switching on Again
Setting Parameters
Fig. 16 Switching off in an Emergency
Acknowledging Alarm and Warning Messages
Fig. 17 Acknowledging Messages
Fault Recognition and Rectification
Basic Instructions
Fault Messages (Machine Shut Down)
Tab. 37 Fault Messages and Remedies
Warning Messages
Tab. 38 Warning Messages
Other Faults
Tab. 39 Other Faults and Remedies
10 Maintenance
Ensuring Safety
Tab. 40 Warn Others that the Machine Is Being Serviced
Following the Maintenance Plan
Logging Maintenance Work
Resetting Maintenance Interval Counters
Regular Maintenance Tasks
Cooling Oil Changing Interval
Tab. 41 Regular Maintenance Tasks
Regular Service Tasks
Clean or Replace the Filter Mat
Tab. 42 Oil Change Intervals Lubricants
Tab. 43 Regular Service Tasks
Cooler Maintenance
Fig. 18 Filter Mat
Air Filter Maintenance
Fig. 19 Oil Cooler
Compressor Motor Maintenance
Maintaining the Drive Belt
Fig. 20 Air Filter Maintenance
Checking the Cooling Oil Level
Fig. 21 Changing the Belt
Venting the Machine (Depressurizing)
Fig. 22 Checking the Cooling Oil Level
Tab. 44 Permissible Cooling Oil Level under LOAD
Fig. 23 Venting the Machine
Replenishing Cooling Oil
Fig. 24 Replenishing the Cooling Oil
Venting the Machine (Depressurizing)
Topping off with Cooling Oil and Carrying out a Trial Run
Changing the Cooling Oil
Fig. 25 Changing the Cooling Oil, Oil Separator Tank
Changing the Oil Filter
Changing the Oil Separator Cartridge
Fig. 26 Changing the Oil Filter
Fig. 27 Changing the Oil Separator Cartridge
Checking the Safety Relief Valve Activating Pressure
Checking the Compressor Safety Relief Valve
Fig. 28 Compressor: Checking the Safety Relief Valve
Checking the Air Receiver Relief Valve
Performing the Test
Fig. 29 Air Receiver: Testing the Safety Relief Valve
Returning the Machine to Operational
Check the Safety Shut-Down Due to Excessive Airend Discharge Temperature
Testing the EMERGENCY STOP Push Button
Fig. 30 Testing the EMERGENCY STOP Push Button
Maintaining the Refrigerated Dryer
Cleaning the Refrigerant Condenser
Fig. 31 Refrigerated Dryer
Maintaining the Condensate Drain
Fig. 32 Checking the Condensate Drain
Fig. 33 Changing the Service Unit
Air Receiver Maintenance
Fig. 34 Air Receiver Maintenance
Documenting Maintenance and Service Work
Tab. 45 Logged Maintenance Tasks
11 Spares, Operating Materials, Service
Note the Nameplate
Ordering Consumable Parts and Operating Fluids/Materials
Kaeser Air Service
Tab. 46 Consumable Parts
Service Addresses
Replacement Parts for Service and Repair
12 Decommissioning, Storage and Transport
Decommissioning
Packing
Storage
Transport
Safety
Transport with a Forklift Truck
Transport with a Crane
Fig. 35 Transporting with a Forklift Truck
Disposal
Fig. 36 Transporting with a Crane
13 Annex
Pipeline and Instrument Flow Diagram (P+I Diagram)
Dimensional Drawing
Electrical Diagram
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Operator Manual
Screw Compressor
AIRTOWER 3C–7.5C
9_6917 34 USE
manroland-document-no.:
80.95A EN F254
Manufacturer:
KAESER KOMPRESSOREN SE
96410 Coburg • PO Box 2143 • GERMANY • Tel. +49-(0)9561-6400 • Fax +49-(0)9561-640130
http://www.kaeser.com
Tri-Voltage
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This manual is also suitable for:
Airtower 4c
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Airtower 7.5c
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