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Insulation monitoring devices
Surge protection devices
Protection of traction systems
Power source and control in electric traction systems
Protection of distribution systems
Equipotential bonding
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Protection of power distribution systems
Overvoltage limiter for mine supply systems – PSPN 7/10/III
Overvoltage limiter for mine supply systems 6kV:
PSPN 7/10/III
Protection of power distribution systems and devices 280-900V AC, 350-1200V DC:
SPB */10 AlFe
,
SPB */10 PP
,
SPB */10 S
Protection of power distribution systems and devices 7-39kV:
PSP */5kA
,
PSP */10kA
Protection of power distribution systems (indoor use) 0,4-2kV:
PSPI */10kA