General
Number of poles	4
Lightning impulse current (10/350 µs)	12.5 kA
Max. continuous voltage AC	264 V
Nominal voltage AC	415 V
Voltage protection level	1.5 kV
Voltage protection level L-N	1.5 kV
Voltage protection level L-PE	2.5 kV
Voltage protection level N-PE	1.5 kV
Follow current extinguishing capability	25 kA
Specific energy (W/R)	39 kJ/Ohm
Max. conductor cross section solid (solid, stranded)	35 mm²
Max. conductor cross section flexible (fine-strand)	25 mm²
Mounting method	DIN rail (top hat rail) 35 mm
Construction size	4 modular spacing
Signalling at the device	Optic
Degree of protection (IP)	IP20
System configuration DC
System configuration IT
System configuration TN
System configuration TN-C
System configuration TN-C-S
System configuration TN-S
System configuration TT
System configuration other
Remote signalling
Integrated backup fuse

Surge arrester T1+T2+T3 4P 12.5kA FM TNS/TT. Combined arrester with integrated protection modules and remote signaling contact for monitoring device (potential-free change). Arrester type 1 and type 2 in accordance with DIN EN 61643-11 (VDE 0675-6-11) with type 3 protection. With function/defect display by signaling in the viewing window. Modular installation device in accordance with DIN 43880.