The new normative of MT 2.80.12 Iberdrola points out the need of protection against overvoltages caused by lightning
This Technical Handbook for Electricity Distribution fixes requirements for protection against transient and permanent overvoltages
IGA TEST COMPACT T: the most compact and easy to install protector against transient and temporary overvoltages, now also three-phase
IGA TEST COMPACT T includes an MCB and a Type 2 surge protector
Surge protection for sewage and water treatment plants
Aplicaciones Tecnológicas, S.A. publishes a schematic guide indicating the proper protectors for each area
ATCONTROL/LP P -B PLUS: protection against permanent over- and undervoltage for Two-Phase power lines
Protects equipment against disturbances in Two-Phase power lines and is provided with a dry-contact output for connecting contactors or alarms