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Table of contents
A5E00177602A AD
Siemens AG Operating Instructions 2.02 1PH728
5
Table 4-1
Measurement voltage, minimum insulation resistance, critical specific insulation
resistance.....................................................................................................................................40
Table 6-1
Diagnosis table for mechanical faults ..........................................................................................47
Table 6-2
Diagnosis table for electrical faults ..............................................................................................48
Table 7-1
Measures after operating times or intervals.................................................................................51
Table 7-2
Rolling-contact bearing greases ..................................................................................................53
Table 7-3
The rotor weights for the 1PH7 three-phase motor can be found in the following table:.............58
Table 7-4
Tightening torque for screwed union connections .......................................................................65
Table 8-1
Spare parts 1PH7 ........................................................................................................................69
Figures
Figure 1-1
ESD protective measures ............................................................................................................10
Figure 2-1
Example - 1PH7 motor rating plate..............................................................................................16
Figure 2-2
Cooling process for ventilating from the non-drive end to the drive end (basic type)..................18
Figure 2-3
View from above onto construction type IM B3 ...........................................................................19
Figure 2-4
Layout of the louvered covers for various construction types......................................................20
Figure 3-1
Connecting direction UVW for connection voltages of 690 V ......................................................29
Figure 3-2
Connecting direction UVW for connection voltage of 400 V/480 V .............................................29
Figure 3-3
Detailed view: Connecting points for ground conductor (1 + 2)...................................................33
Figure 3-4
Detailed view of fan, ① fan unit terminal box ..............................................................................34
Figure 3-5
Detailed view: Speed sensor connection.....................................................................................35
Figure 3-6
Electrical connection of the speed sensor ...................................................................................36
Figure 3-7
Sensor Module ① mounted on terminal box ...............................................................................37
Figure 7-1
D-end and N-end end shields with grease nipples ......................................................................54
Figure 7-2
Disassembling the rotary shaft seal.............................................................................................60
Figure 7-3
Detailed view of the speed sensor...............................................................................................60
Figure 7-4
Disassembling the speed sensor: forcing off, 1st option .............................................................61
Figure 7-5
Disassembling the speed sensor: forcing off, 2nd option ............................................................61
Figure 7-6
Sealing gap between enclosure and end shields ........................................................................63
Figure 7-7
Installing the rotary shaft seal ......................................................................................................64
Figure 8-1
Spare parts 1PH7 ........................................................................................................................68
Siemens Hardware
Содержание 1PH728
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