Siemens SIMOTICS 1PQ8

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Low-voltage motor

SIMOTICS TN Series N-compact

Type 1PQ8

Operating Instructions

Installation Instructions

For employment in zone 2 (IEC/EN 60079-10-1)

II 3G Ex ec IIC T3 Gc

Edition 11/2018

Introduction

Safety information

Description

Preparations for use

Assembly

Electrical connection

Start-up

Operation

Maintenance

Spare parts

Disposal

Service and Support

Technical data

Quality documents

Main Page

Table of Contents5
Introduction13
About These Instructions13
Compiling Personal Documents13
Safety Information15
The Five Safety Rules15
Qualified Personnel15
Safe Handling16
For Use in Hazardous Zone 2 or Zone 2218
Electrostatic Sensitive Devices19
Processes that Generate High Levels of Electrostatic Charge20
Interference Immunity21
Influence on the Line Power Supply through a Strongly Irregular Torque21
Interference Voltages When Operating the Converter21
Electromagnetic Fields When Operating Electrical Power Engineering Installations21
Description23
Table 3-1 Machine Design23
Figure 3-1 Schematic Diagram of Rating Plate26
Preparations for Use31
Safety-Related Aspects to Consider When Configuring the Plant31
Observing the Operating Mode31
Cooling Air Quality31
Interlock Circuit for the External Fan Motor31
Thermal Motor Protection31
Interlock Circuit for Anti-Condensation Heating (Option)32
IM B5 Type of Construction with Support Foot32
Noise Emissions33
Rotational Speed Limit Values33
Complying with Speed-Torque Curve34
Phase Synchronization During Supply System Switching34
Space Requirements34
Voltage and Frequency Fluctuations During Line Operation34
System-Inherent Frequencies35
Torsional Loading of the Drive Train Due to Faults in the Electrical Supply35
Transport and Storage36
Transport Markings36
Checking the Delivery36
Lifting and Transportation36
Securing the Rotor38
Figure 4-1 Axial Fastening of the Rotor39
Transporting the Machine Set40
Storage40
Protection against Corrosion43
Converter Operation43
Converter Operation of Explosion-Proof Machines44
Supply Line Configuration44
Converter Input Voltage45
Reducing Bearing Currents45
Converter Operation on a Grounded Network47
Insulated Bearings When Operating the Converter47
Figure 4-2 Schematic Representation of a Single Drive47
Figure 4-3 Schematic Representation of a Tandem Drive48
Assembly49
Preparations for Installation50
Requirements for Installation50
Insulation Resistance and Polarization Index50
Testing the Insulation Resistance and Polarization Index51
Preparing the Mating Faces53
Lift the Machine to Where It will be Installed, and Position It54
Preconditions for Correct Alignment and Secure Attachment54
Checking the Load Handling Attachments54
Removing the Rotor Shipping Brace54
Removing the Rotor Shipping Brace from Machines with Vertical Type of Construction55
Removing Anti-Corrosion Protection55
Mounting the Output Elements56
Figure 5-1 Balancing Type on the Drive-End Side56
Lifting and Transporting the Machine57
Draining Condensation59
Figure 5-2 Schematic Diagram of the Water Drain Holes59
Putting the Machine down60
Roughly Aligning the Machine60
Installing the Machine61
Safety Instructions for Installation61
Selecting Fixing Screws61
Preconditions for Smooth, Vibration-Free Operation62
Aligning the Machine to the Driven Machine and Attaching It to It (IM B3 / IM B35)62
Figure 5-3 Schematic Diagram: Aligning the Machine to the Driven Machine63
Aligning the Machine to the Driven Machine (High-Speed Version)64
Aligning the Machine to the Driven Machine and Attaching It to It (IM B5)64
Figure 5-4 Machine Bearing with Adjustment Screws64
Aligning the Machine to the Driven Machine and Attaching It to It (IM V1, IM V10)65
Axial and Radial Forces66
Electrical Connection67
Basic Rules68
Terminal Box68
Figure 6-1 Water Drip Loop68
Terminal Box GT64069
Terminal Box 1XB162169
Figure 6-2 Terminal Box GT64069
Figure 6-3 Terminal Box 1XB162169
Terminal Box 1XB163170
Figure 6-4 Terminal Box 1XB163170
Terminal Box 1XB163471
Preparation71
Checking Winding Connections71
Figure 6-5 Terminal Box 1XB163471
Terminal Designation72
Selecting Cables72
Connecting the Grounding Conductor72
Connect Metal Shield in the Terminal Box73
Radio-Frequency Grounding for Converter Operation73
Connection Without Terminal Box74
Figure 6-6 High-Frequency Grounding74
Connecting the Machine for a Specific Direction of Rotation75
Introducing and Routing the Cables75
Inserting the Cable into the 1XB1675
Certified Cable Entries, Thread Adapters and Sealing Plugs76
Inserting the Cable into the 1XB.. Terminal Box with Ring Seal77
Figure 6-7 Strain Relief Device and Sealing Insert77
Laying Cables78
Connecting Cables with Cable Lugs78
Connection Without Cable Lugs79
Figure 6-8 Connection with Cable Lug and Fixing Screw (Schematic Diagram)79
Figure 6-9 Connection Using Terminal Clamps (Schematic Diagram)80
Use of Aluminum Conductors81
Using Single-Stranded Cables82
Internal Equipotential Bonding82
Stepless Mating Face for Sealing in the Terminal Box Cover (Not for GT640)82
Minimum Air Clearances83
Finishing Connection Work83
Connecting the Auxiliary Circuits83
Selecting Cables83
Bringing Cables into the Auxiliary Terminal Box and Routing Them84
Connect Metal Shield in the Terminal Box85
Intrinsically Safe Circuits for Sensors or Probes85
Connecting Temperature Monitoring for the Stator Winding85
Connecting an External Fan Motor86
Terminating the Connection Work (Auxiliary Circuit)87
Start-Up89
Checks to be Carried out Prior to Commissioning89
Converter Operation90
Operation on a Converter with a Low Pulse Frequency91
Measuring the Insulation Resistance before Commissioning92
Greasing the Roller Bearings Prior to Commissioning92
Commissioning an External Fan93
Setpoint Values for Monitoring the Bearing Temperature94
Set Values for Monitoring the Winding Temperature94
Test Run95
Energizing96
Operation97
Safety Guidelines in Operation97
Operation in Hazardous Areas98
Switching off the Anti-Condensation Heating99
Switching on the Machine100
Regreasing Roller Bearings100
Switch off the External Fan100
Switching on Again after an Emergency Switching-Off100
Stoppages100
Avoidance of Condensation or Formation of Condensation Within the Machine101
Avoidance of Damage to Roller Bearings During Stoppages102
Shaft Grounding Brushes (Option)102
Measurement of the Insulation Resistance after an Extended Stoppage102
Decommissioning the Machine103
Re-Commissioning the Machine103
Faults103
Inspections in the Event of Faults103
Electrical Faults105
Mechanical Faults106
Faults at the External Fan107
Roller Bearing Faults108
Maintenance109
Inspection and Maintenance109
Safety Instructions for Inspection and Maintenance109
Measurement of the Insulation Resistance and Polarization Index in the Context of Maintenance Work111
Inspections in the Event of Faults111
First Inspection after Installation or Repair112
General Inspection112
Servicing the Roller Bearings113
Servicing and Maintaining the Anti-Condensation Heating113
Regreasing Intervals and Types of Grease for Operating Roller Bearings113
Types and Quantities of Grease for High-Speed Machines117
Sealing the Rolling-Contact Bearings ("Increased Degree of Protection" Option)118
Keeping the Cooling Air Flow Clean118
Servicing the External Fan119
Touch up any Damaged Paintwork119
Repainting120
Maintaining Terminal Boxes120
Corrective Maintenance121
Prepare Servicing Work122
Seal the Motor123
Screws with Precote Coating124
External Fan Cowl124
External Fan Made of Metal125
Figure 9-1 Ventilation (Schematic Diagram with Axial Fan)125
Internal Fan126
External Fan126
Ensuring Cooling by Means of External Fans126
Roller-Contact Bearings127
Uninstalling Roller-Contact Bearings127
Remove V Ring128
Removing the Labyrinth Sealing Ring128
Figure 9-2 Remove the V Ring128
Assembling the Rolling-Contact Bearings129
Figure 9-3 Disassembling the Labyrinth Sealing Ring (Schematic Diagram)129
Install the V Ring130
Installing the V Ring ("Increased Degree of Protection" Option)131
Figure 9-4 Install the V Ring131
Installing the Labyrinth Sealing Ring132
Figure 9-5 Roller-Contact Bearing with Grease Chamber (Schematic Diagram)132
Figure 9-6 Position the Set Screws for the Labyrinth Sealing Ring on the Outer Bearing Cover133
Spare Parts135
Ordering Data135
Ordering Spare Parts Via the Internet135
Anti-Condensation Heating136
Stator and Rotor137
Figure 10-1 Stator and Rotor137
Stator and Rotor (High-Speed Version)138
Figure 10-2 Stator and Rotor138
External Fan139
Figure 10-3 Fan Cowl with External Fan139
Drive End Rolling-Contact Bearings with Bearing Housing140
Figure 10-4 Drive End Roller Bearings with Bearing Housing140
Drive End Rolling-Contact Bearings Without Bearing Housing141
Figure 10-5 Drive End Roller Bearings Without Bearing Housing141
Roller Bearings, de - End Shield with Integrated Bearing Cover142
Figure 10-6 Roller Bearings, de - End Shield with Integrated Bearing Cover142
Non-Drive End Rolling-Contact Bearings with Bearing Housing143
Figure 10-7 Non-Drive End Roller Bearings with Bearing Housing143
Non-Drive End Rolling-Contact Bearings Without Bearing Housing144
Figure 10-8 Non-Drive End Roller Bearings Without Bearing Housing144
Roller Bearings, NDE - End Shield with Integrated Bearing Cover145
Figure 10-9 Roller Bearings, NDE - End Shield with Integrated Bearing Cover145
Terminal Box 1XB1621146
Figure 10-10 Terminal Box 1XB1621 with Standard Cable Entry146
Figure 10-11 Two-Part Cable Entry146
1XB1631 Terminal Box147
Terminal Box 1XB1634149
Disposal151
Information According to Article 33 of the REACH Regulation151
Rohs - Restricting the Use of Certain Hazardous Substances151
Preparing for Disassembly152
Dismantling the Machine152
Disposal of Components152
Service and Support155
Technical Data157
Tightening Torques for Screw and Bolt Connections157
Quality Documents159
Index161

Siemens SIMOTICS 1PQ8 - Page 3

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