Siemens SIMOTICS DC 1GG5

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Maintenance

9.2 Repair

SIMOTICS DC 1GG5

102 Operating Instructions 02/2016

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Table of Contents5
Introduction11
About These Instructions11
Safety Notes13
Information for the Nominated Person in Control of the Electrical Installation13
The Five Safety Rules13
Qualified Personnel14
Safe Handling14
Electrostatic Sensitive Devices16
Electromagnetic Compatibility17
Interference Immunity17
Influence on the Line Power Supply through a Strongly Irregular Torque17
Electromagnetic Fields When Operating Electrical Power Engineering Installations18
Description19
Image19
Block Diagram of Motor Type 1GG19
Image 3-2 Schematic Rating Plate21
Preparations for Use23
Safety-Related Aspects to Consider When Configuring the Plant23
Observing the Operating Mode23
Noise Emissions23
Ensuring Cooling24
Interlock Circuit for the External Fan Motor24
System-Inherent Frequencies24
Torsional Loading of the Drive Train Due to Faults in the Electrical Supply25
Transport and Storage25
Transport Markings25
Checking the Delivery25
Attaching the Rotor Shipping Brace Prior to Storage26
Checking the Load Handling Attachments26
Requirements for Safe Lifting and Transporting27
Transporting the Machine Set28
Lifting and Transporting the Machine28
Image 4-1 Rotor Shipping Brace Without Coupling (1) and with Coupling (2)28
Storage30
Protection against Corrosion32
Assembling33
Preparations for Installation33
Requirements for Installation33
Insulation Resistance and Polarization Index34
Testing the Insulation Resistance and Polarization Index34
Preparing the Mating Faces37
Lift the Machine to Where It will be Installed, and Position It37
Preconditions for Correct Alignment and Secure Attachment37
Checking the Load Handling Attachments38
Removing the Rotor Shipping Brace38
Removing Anti-Corrosion Protection39
Mounting the Output Elements40
Image 5-1 Balancing Type on the Drive-End Side40
Image40
Lifting and Transporting the Machine41
Putting the Machine down43
Drain Condensate43
Roughly Aligning the Machine43
Installing the Machine44
Safety Instructions for Installation44
Selecting Fixing Screws45
Preconditions for Smooth, Vibration-Free Operation45
Aligning the Machine to the Driven Machine and Attaching It to It (Foundation Mounting)45
Schematic Diagram: Aligning the Machine to the Driven Machine46
Aligning the Machine to the Driven Machine and Attaching It to It (Flange Mounting, Vertical)47
Aligning the Machine to the Driven Machine and Mounting (Flange, Horizontal IM B5)47
Mounting the Machine48
Axial and Radial Forces48
Ensuring Cooling by Means of External Fans49
Electrical Connection51
Selecting Cables51
Bringing in and Routing the Cables51
Terminal Designations52
Connecting Cables52
Connecting the Main Circuit53
Image 6-1 Connection of Main Terminals with Cable Lug54
Image 6-2 Connection of Auxiliary Terminals with Cable Lug54
Image54
Connection Without Cable Lugs54
Connecting the Grounding Conductor55
Internal Equipotential Bonding56
Connecting the Auxiliary Circuits56
Connecting an External Fan Motor58
Connecting Temperature Monitoring for the Stator Winding58
Completing Connection Work59
Commissioning61
Preparing for Commissioning61
Measure the Insulation Resistance before Commissioning62
Greasing the Roller Bearings Prior to Commissioning62
Minimum Radial Forces for Cylindrical Roller Bearings63
Commissioning an External Fan64
Switch on65
External Fan with Cover Sheet65
Image65
Overspeed66
Switch off67
Operation69
Switching on the Machine70
Regreasing Roller Bearings71
Deactivating71
Switching on Again after an Emergency Switching-Off71
Stoppages71
Measures in Non-Operational Periods72
Avoidance of Damage to Roller Bearings During Stoppages73
Measurement of the Insulation Resistance after an Extended Stoppage73
Decommissioning the Machine74
Re-Commissioning the Machine74
Special Operating Conditions74
Faults75
Inspections in the Event of Faults75
Faults in Operation76
Faults at the External Fan76
Roller Bearing Faults77
Brush Faults78
Commutator Faults79
Maintenance81
Inspection and Maintenance81
Initial Inspection82
Mttr84
Main Inspection84
Regreasing Rolling-Contact Bearings85
Regreasing Intervals and Grease Types86
Clean the Machine87
Checking the Carbon Brushes87
Replacing the Carbon Brushes88
Setting the Brush Rocker and Brush Holder89
Maintaining the Commutator89
Adjusting the Brush Rocker: Fixed Part (1), Brush Rocker (2)89
Image89
Maintaining Terminal Boxes91
Reworking the Slots91
Image91
Final Work on the Commutator after Skimming91
Touch up any Damaged Paintwork92
Repair92
Prepare Servicing Work93
Disassembling the Machine94
Removing Rolling-Contact Bearings95
Installing the Machine95
Mounting the Rolling-Contact Bearings96
Replacing the Speed Encoder97
Speed Sensor with Conical Hub97
Speed Sensor for Overhung Mounting98
Speed Sensor Assembly98
Image98
Speed Sensor Assembly99
Image99
Speed Sensor for Construction Type IM B5100
Spare Parts103
Ordering Data103
Ordering Spare Parts Via the Internet104
Using Commercially Available Spare Parts104
Stator and Rotor105
Stator and Rotor 1G.5, 1H.5, Shaft Heights 500 to 630105
External Fan106
Image 10-2 External Fan 1GG5 with Two External Fan Motors (A)106
Image106
Rolling-Contact Bearing107
Rolling-Contact Bearing for 1G.5, 1H.5, Shaft Heights 500 to 630, Drive End107
Rolling-Contact Bearing for 1G.5, 1H.5, Shaft Heights 500 to 630107
Rolling-Contact Bearing for 1G.5, 1H.5, Shaft Heights 500 to 630, Non-Drive End108
Terminal Boxes109
1XB7710 Main Terminal Box109
Image 10-5 Main Terminal Box 1XB7710109
1XB7942 Main Terminal Box110
Image110
Main Terminal Box 1XB7942110
Auxiliary Terminal Box111
Image111
Speed Sensor112
Shaft Heights 180 to 630112
Speed Sensor with Conical Hub112
Speed Sensor with Conical Hub for Shaft Heights 180 to 630112
Speed Sensor for Overhung Mounting113
Speed Sensor for Overhung Mounting for Shaft Heights 180 to 630113
Speed Sensor for Construction Type IM B5114
Image 10-10 Speed Sensor for Construction Type IM B5 for Shaft Heights 180 to 630114
Disposal115
Introduction115
Rohs - Restricting the Use of Certain Hazardous Substances115
Country-Specific Legislation115
Dismantling the Machine115
Disposal of Components116
Service and Support117
Technical Data and Drawings119
Tightening Torques for Screw and Bolt Connections119
Quality Documents121
Checklists123
Switching on124
Commissioning125
Inspection at Standstill126
Inspection When the Motor Is Running127
Index129

Siemens SIMOTICS DC 1GG5 - Page 102

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