2
Motor
Manual
Contents
1 Notice .......................................3
1.1 General information ..........................3
1.2 Safety instructions ............................3
1.2.1 Operation ...................................3
1.2.2 Lifting. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
1.2.3 Transport .................................... 3
2 Ex nA/ec and tc motors
.......................4
2.1 Cable glands and connection
...................4
2.2 Maintenance and spare parts
..................4
2.3 Frequency converter operation .................4
3 Receipt, transport and storage
..................5
3.1 Receipt and transport .........................5
3.2 Storage ......................................5
4 Installation and commissioning
................7
4.1 General .....................................7
4.2 Support and alignment ........................7
4.3 Measure the insulation resistance ..............7
5 Electrical connection and cabling
...............9
5.1 Direction of rotation ..........................9
5.2 Terminal box and terminal board ...............9
5.3 Connection diagram .........................10
6 Thermal protection
..........................11
6.1 Thermal protection with thermistors (PTC) ......11
6.2 Thermal protection with bimetal switches ......11
6.3 Temperature monitoring with Pt100 sensors ....11
6.4 Heater strip .................................11
7 Motor data and parts
........................12
7.1 Exploded view of motor and cross-section view
.. 12
7.2 Bearing types for motor sizes. . . . . . . . . . . . . . . . . . 13
7.3 Permissible axial and radial bearing loads
.......17
8 Frequency converter operation
................30
8.1 Operating speed .............................30
8.2 Winding insulation ..........................30
8.3 Bearing deterioration in relation to VFD .........30
8.4 Additional solutions for limitation
of bearing currents ..........................31
8.5 Hoyer VFD application suggestions .............31
9 Operation
..................................32
9.1 Considerations
..............................32
9.2 Checklist ...................................32
9.3 Cooling
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32
9.4 Motor operation with a VFD ...................33
9.5 Operating speed .............................33
10 Maintenance
................................ 34
10.1 General ....................................34
10.2 Bearings and re-greasing .....................34
11 Disposal and environmental protection
........37
11.1 Product disposal information. . . . . . . . . . . . . . . . . . 37
11.2 RoHS and REACH ............................37
11.3 Electric motors ..............................37
11.4 Packaging material ..........................37
To Next Page
Loading...
