Fronius CU 800i

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Close the cover on the cooling unit connection

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Table of Contents3
Safety Rules5
Explanation of Safety Notices5
General5
Proper Use5
Environmental Conditions6
Obligations of the Operator6
Obligations of Personnel6
Mains Connection6
Protecting Yourself and Others7
Noise Emission Values7
Danger from Toxic Gases and Vapours8
Danger from Flying Sparks8
Risks from Mains Current and Welding Current9
Meandering Welding Currents10
EMC Device Classifications10
EMC Measures10
EMF Measures11
Specific Hazards11
Requirement for the Shielding Gas12
Danger from Shielding Gas Cylinders12
Danger from Escaping Shielding Gas13
Safety Measures at the Installation Location and During Transport13
Safety Measures in Normal Operation13
Commissioning, Maintenance and Repair14
Safety Inspection14
Disposal15
Safety Symbols15
Data Protection15
Copyright15
General Information17
General19
Device Concept19
Device Versions19
Scope of Supply20
Validity of 'General Delivery and Payment Conditions21
Firmware Updates21
Information on Leaks21
Information about the Coolant21
Options22
Opt/I CU Flow Temperature Sensor22
Opt/I CU Level Sensor23
OPT CU Front Coolant Connections23
Opt/I CU Torch Deflate23
Service Life of the Coolant Pumps24
Coolant Pump Service Life in Cooling Units for Single-Shift Operation24
Coolant Pump Service Life in Cooling Units for Multi-Shift Operation24
Warning Notices on the Device25
Overview25
Connections and Mechanical Components27
Connections and Mechanical Components29
Connections and Mechanical Components: CU 1100I, CU 1200I, CU 1400I29
Connections and Mechanical Components: CU 800I30
Installation and Commissioning31
Before Installation and Commissioning33
Safety33
Setup Regulations33
Guarantee Provisions Regarding the Coolant Pump34
Intended Use34
Fitting the Cooling Unit to the Trolley35
General35
Screwing the Cooling Unit to the Trolley35
Connecting the Cooling Unit to the Power Source36
Safety36
Connecting the Coolant Return Filter and Coolant Hoses38
Safety38
Filling and Starting up the Cooling Unit39
Filling the Cooling Unit39
Starting up the Cooling Unit40
Opt/I CU Torch Deflate: Emptying/Filling the Torch Hosepack41
Operating Modes42
Available Operating Modes42
Recommended Application of the Operating Modes43
Disconnect the Cooling Unit from the Power Source44
Safety44
Disconnecting the Cooling Unit from the Power Source44
Troubleshooting47
Troubleshooting49
Safety49
Turning the Coolant Pump Shaft on the CU 800I, CU 1100I, CU 1100I /MV52
Safety52
Turning the Coolant Pump Shaft52
Care, Maintenance and Disposal53
Care, Maintenance and Disposal55
Safety55
Symbols for Care and Maintenance of the Cooling Unit56
Maintenance Intervals, Maintenance Work56
Cleaning the Coolant Return Filter on the Outside of the Unit57
Cleaning the Coolant Pre-Filter Inside the Unit (CU 1200I Pro /MC Only)59
Gas Purging the Cooler60
Changing Coolant (CU 800I, 1100I, and 1400I)62
Changing Coolant (CU 1200I)65
Disposal69
Technical Data71
Technical Data73
General73
CU 800I, CU 800I /46073
CU 800I Pro75
CU 1100I, CU 1100I /460 V76
CU 1100I /MV, CU 1100I /MV RVP78
CU 1200I Pro /MC80
CU 1400I Pro /MC81

Fronius CU 800i - Page 45

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