Appendix
Glossary
Terminology and abbreviations used
13
13.1
13.1.1
13.1-2
EDSVF9333V EN 1.0-09/2004
UL Underwriters Laboratories
U
M
[V] Output voltage
U
mains
[V] Mains voltage
VDE Verband deutscher Elektrotechniker
Xk/y Terminal y on the terminal strip Xk (e.g. X5/28 =
terminal 28 on the terminal strip X5)