electronic board with batteries
power supply
Monitor
keyboard
Primary timed power supply EPN
Current Transformer
PANEL
Two-phase power supply
terminal
decoupling diode
two-phase power supply
three-phase power supply unit, primary-clocked
power supply and battery
KEYBOARD
Single-phase power supply unit
power supply
Two-phase power supply
single-phase power supply
battery pack
Uninterruptible power supply
single-phase power supply