WD22 [2 Sockets - 1P+N+E / 3P+N+E]
- identification of authorized user
- charge in mode 3 with pwm pilot circuit
- protection against overcurrents and electric shock
- predisposition for serial communication
- managing of lid locking and latching system
- identification of connected cord-set size
- energy metering and current consumption
- working in mode stand-alone free or personal