SMA EV Charger 7.4 - Equipment Details; Torque Specifications; Data Storage Capacity

14 Technical Data
SMA Solar Technology AG
Operating manualEVCxx-10-BE-en-1060
Maximum data volume per charging station with
Speedwire
550 MB/month
Wi-Fi range in free-field conditions 100m
Quantity maximum detectable Wi-Fi networks 32
Cooling method Convection
Degree of protection in accordance with
IEC60529
IP65
Impact resistance IK08
Protection class in accordance with IEC61140 I
Overvoltage category III
Grid configurations for EVC22-3AC-10 TN, TT
Grid configurations for EVC7.4-1AC-10 TN, TT, IT
Equipment
AC terminal Spring-cage terminal
Speedwire interface As standard
Wi-Fi As standard
Torques
Screws wall mounting Hand-tight
Screws of mounting bracket 6Nm ± 0.3Nm
Screws of terminal cover 3.5Nm
Enclosure lid screws 6Nm ± 0.3Nm
Data Storage Capacity
1-minute values 7days
5-minute values 7days
15-minute values 30days
60-minute values 3years
Event messages 1024 events