VCHS system technical parameters

Name of parameter	Unit of measurement	Value
Three-phase input supply voltage (Uin)	V	380 +10/-15 %
Single-phase input supply voltage (Uin)	V	220 +10/-15 %
Input voltage frequency	Hz	50 ± 2 %
Protection level acc. to IEC 60529	-	IP 54
Lifetime, min.	years	15
Mean recovery time, max.	min.	20