Siemens SINAMICS PERFECT HARMONY GH180 Function Manual page 119
Advanced motor protection for type: 6sr variable frequency drives
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Also See for SINAMICS PERFECT HARMONY GH180:
- Function manual (538 pages) ,
- Operating instructions manual (224 pages) ,
- Reference manual (48 pages)
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Figure 6-52
Advanced Motor Protection for Variable Speed Operation
Manual, AA, A5E46373908A
2.6
2.4
2.2
2
1.8
1.6
1.4
1.2
1
0.8
0.6
0
0.1
0.2
stator current to pickup current ratio
IEC Short Inverse Reset Time
Advanced Motor Protection and RTD Protection Functions
6.18 Device 51 - Fixed Inverse Time Overcurrent
IEC
short inverse reset time
TDM=1.0
0.3
0.4
0.5
0.6
0.7
0.8
0.9
117
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