Specially developed spd with combined protection for 2-phase power supply (control phase):
2+3
II
TT-TN
230-277 Vac
305 Vac
10 MHz
2.5 A
335 Vac withstand
440 Vac disconnection
None
5 kA
10 kA
20 kA
10 kV / 5 kA
10 kV / 10 kA
Common/Differential mode
1.5 kV
10 000 A
Wall or plate
Thermoplastic UL94 V-0
-40/+85°C
See diagram
IEC 61643-11 / EN 61643-11 / UL1449 ed.5
Internal
Type 'S' or delayed