Siemens SINUMERIK MC Commissioning Manual page 390

Appendix
A.2 Abbreviations
Abbreviation Source of abbreviation
STO, SS1, SS2.... Fault responses
KDV
STW Steuerwort
TM54F Terminal Module 54 F
UL Underwriters Laboratories Inc.
UPS Uninterruptible Power Supply
ZK Zwischenkreis
ZM Zero Mark
ZSW Zustandswort
390
Meaning
Fault response: In the event of a fault, the system
responds corresponding to the configured fault re‐
sponse.
Only applicable for S210 drives.
Control word
Terminal expansion module 54 F
Underwriters Laboratories Inc.
Uninterruptible power supply
DC link
Zero mark
Status Word
Safety Integrated (with SINAMICS S120)
Commissioning Manual, 02/2020, A5E46305916B AB