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Red-D-Arc Welderentals Manuals
Welding System
EX300 460/575
Red-D-Arc Welderentals EX300 460/575 Manuals
Manuals and User Guides for Red-D-Arc Welderentals EX300 460/575. We have
1
Red-D-Arc Welderentals EX300 460/575 manual available for free PDF download: Technical Manual
Red-D-Arc Welderentals EX300 460/575 Technical Manual (104 pages)
Brand:
Red-D-Arc Welderentals
| Category:
Welding System
| Size: 4 MB
Table of Contents
Table of Contents
2
Section 1 - Safety Precautions for Servicing
3
Symbol Usage
3
Servicing Hazards
3
EMF Information
4
Section 2 - Introduction
5
Specifications
5
Duty Cycle and Overheating
5
Volt-Ampere Curves
6
Section 3 - Installation
7
Selecting a Location
7
Weld Output Receptacles and Selecting Cable Sizes
8
Remote 14 Receptacle Information
8
Optional 115 Volts AC Duplex Receptacle and Circuit Breakers
9
Electrical Service Guide
9
Connecting Input Power
10
Section 4 - Operation
12
Front Panel Controls for CC/CV Model
12
Front Panel Controls for CC Model
12
Meter Functions for CC/CV Model
13
Mode Switch Settings for CC/CV Model
13
Mode Switch Settings for CC Model
14
Meter Functions for CC Model
15
Lift-Arc TIG Procedure
15
Section 5 - Theory of Operation
16
Section 6 - Pre-Power Checklist
18
Checking Unit before Applying Power
18
Output Diodes
18
Input Rectifier SR1
19
Tank Capacitor C1 and Input Capacitors
19
IGBT Modules PM1, PM2
20
Diodes
21
Contactors W1, W2 (230/460 V Models Only)
22
Section 7 - Troubleshooting
23
Troubleshooting Table
23
Voltmeter/Ammeter Help Displays Prior to KG177169
25
Voltmeter/Ammeter Help Displays Effective with KG177169
26
Troubleshooting Circuit Diagram for 230/460 Volt Models Prior to Serial No. KK104771
28
Troubleshooting Circuit Diagram for 230/460 Volt Models Effective with Serial No. KK104771
30
Troubleshooting Circuit Diagram for 460/575 Volt Models Prior to Serial No. KK104771
32
Troubleshooting Circuit Diagram for 460/575 Volt Models Effective with Serial No. KK104771
34
Waveforms for Sections 7-4 Thru 7-7
36
Control Board PC1 Testing Information
37
Control Board PC1 Test Point Values
38
Display Board PC3 Testing Information
41
Display Board PC3 Test Point Values
42
Interconnecting Board PC2 Testing Information
44
Section 8 - Maintenance
45
Routine Maintenance
45
Blowing out Inside of Unit
45
Measuring Input Capacitor Voltage
46
Checking Bus Voltage Imbalance
47
Section 9 - Electrical Diagrams
48
Section 10 - Parts List for Kg049063 Thru Kk104770
92
Section 11 - Parts List for Kk104771 and Following
94
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