Type 1 AC Surge Protective Device FLP25-275/3S+1

Location of Use: Main Distribution Boards

Network Systems: TT, TN-S

Mode of Protection: L-N, N-PE

Surge Ratings: I_imp = 25kA / 100kA (10/350 μs), I_n = 25kA (8/20 μs)

IEC/EN Category: Class I / Type 1

Protective Elements: High Energy MOV and GDT

Housing: Monobloc design

Compliance: IEC 61643-11:2011, EN 61643-11:2012

Main Specification

Model No.	FLP25-275/3S+1
	SPD according to IEC/EN 61643-11	Type 1 / Class I / Class B
	Nominal voltage U_n	230V
	Max. continuous operating voltage U_c	275V
	Impulse discharge current (10/350 μs) (L-N) / (N-PE) I_imp	25kA / 100kA
	Nominal discharge current (8/20 μs) (L-N) / (N-PE) I_n	25kA / 100kA
	Maximum discharge current (8/20 μs) (L-N) / (N-PE) I_max	100kA
	Voltage protection level (L-N) / (N-PE) U_p	≤ 1.5kV / ≤ 1.5kV
	Max. backup fuse	315 A gG
	Type of remote signalling contact	yes / changeover contact