Siemens 6RA22 Manuals

Manuals and User Guides for Siemens 6RA22. We have 1 Siemens 6RA22 manual available for free PDF download: Operating Instructions Manual

Siemens 6RA22 Operating Instructions Manual (139 pages)

Converter with microprocessor in circulating-current-free inverse-parallel connection

Brand: Siemens | Category: Media Converter | Size: 9.16 MB

Contents
7
General Warning Notes
9
Definitions
9
Description
11
Technical Data
13
Installation
17
Units with 640A to 1200A Rated Current Cubicle Installation
18
Wall Mounting
19
Single-Tier Construction
19
Two-Tier Construction
19
Dimension Drawings
20
Front Connection
25
Customer Connection
25
Position of Boards, Ribbon Cables, Control Leads and Terminal Strips
26
Connecting up
29
Connecting Instructions for Screened Control Cables
30
Block Diagram with Recommended Connection
31
Connection Schematic for a SIMOREG Unit in Parallel with a 6QG25 SITOR Thyristor Set
34
Power Connections
35
Field Supply
37
Load Resistors
37
Location of Load Resistors and Plug Connections
39
List of Fuses and Commutating Reactors
41
Terminal Assignment
44
Power Connection
44
Fan Connection
44
Connecting the Output Relay, Pulse Inhibit
45
Connecting the Output Relay, Pulse Inhibit, Monitoring Functions
46
Connecting the Electronics Power Supply, Excitation Circuit
47
Connecting the Airflow Monitoring
48
Connecting the Electronics
48
Start-Up
55
General Warning Notes Regarding Start-Up
55
Parametrizing Device
56
Parametrization Procedure
57
Potentiometers
58
Initial Program Loading
59
Start-Up Procedure
60
Manual Optimization of the Feed-Forward Current Control
71
Setting the Feed-Forward Control
71
Current Control Setting
72
Speed Controller Manual Optimization
72
Field Characteristic for Field Weakening Operation
73
Example of a Field Characteristic
75
Storing the Parameters in a Non-Volatile Memory
76
Operating Conditions
77
Fault Messages
79
Fault Message Acknowledgement
79
Fault List
80
Supply Faults
80
Motor-Related Faults
81
Open-Loop Control Fault
82
Internal Fault Messages
82
Start-Up Faults
83
Power Section Faults
84
Thyristor Module Arrangement
84
Setting Supplementary Functions
89
Set Current Limits
89
Speed-Dependent Current Limiting
89
Thermal Overload Protection of the DC Motor
90
Determining the Thermal Equivalent Time Constants
91
Standstill Monitoring Using Relay K1
92
Reduced Gearbox Wear
92
Special "Crawl" Function
92
Stall Protection
92
Ramp-Function Generator
93
Speed Controller Adaption
94
Graphic Representation of "Load Adaption"
95
Operation Without Tachometer (EMF Closed-Loop Control)
96
Torque Control
97
Changeover from Speed to Current Controlled Operation
97
Changeover from Speed Control/Current Control Via Selector Terminal
98
Master-Slave Changeover
98
Operation on Weak Supply Networks
99
Switching-Out Monitoring Functions
100
Software Replacement
102
Parameter List
105
Service Instructions
129
Spare Parts
129
Start-Up Log
131
Additional Documentation
133

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