Siemens PM330 - Page 145

Appendix
A.6 Abbreviations
Power Module PM330
Hardware Installation Manual, 12/2018, A5E32844552B AF
143
Abbreviation
State
TM EN 61800-5-2 mission time TM: Usage time, defined accumulated operating
duration of the PDS(SR) over its complete service life.
VT Variable torque
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parallel