Schneider Electric - Electrical installation guide 2008, 10 st.
Atmospheric voltage surges
Operating voltage surges
Transient overvoltage at industrial frequency
Voltage surges caused by electrostatic discharge
Overvoltage protection devices
Atmospheric voltage surges
Operating voltage surges
Transient overvoltage at industrial frequency
Voltage surges caused by electrostatic discharge
Overvoltage protection devices