Type 1+2+3 Surge Protection FLP12,5VG-275/1S+1

Main Features:

Location of Use: Main Distribution Boards

Network Systems: TT, TN-S

Mode of Protection: L-N, N-PE

Surge Ratings: I_imp = 12.5 kA / 50 kA (10/350 μs), I_n = 20 kA (8/20 μs), U_oc = 6 kV (1.2/50 μs)

IEC/EN Category: Class l+II+III / Type 1+2+3

Protective Elements: High Energy MOV and GDT

Housing: Pluggable Design

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

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Main Specification

FLP12,5VG-275/1S+1 Surge Protection: 275V Uc, 20kA/50kA In, 12.5kA/50kA Iimp, 1.5kV Up. 1+1 circuit with pluggable design and remote signaling for single-phase systems.

Model No.	FLP12,5VG-275/1S+1
	Nominal AC Voltage (50/60 Hz) U_o / U_n	230V
	Maximum Continuous Operating Voltage (L-N) U_C / (N-PE) U_C	275V
	Nominal Discharge Current (8/20 μs) (L-N) / (N-PE) I_n	20 kA / 50 kA
	Maximum Discharge Current (8/20 μs) (L-N) / (N-PE) I_max	50 kA / 100 kA
	Impulse Discharge Current (10/350 μs) (L-N) / (N-PE) I_imp	12.5 kA / 50 kA
	Open Circuit Voltage (1.2/50 μs) U_oc	6 kV
	Total Discharge Current (8/20 μs) I_total	100 kA
	Total Discharge Current (10/350 μs) I_total	25 kA
	Specific Energy (L-N) / (N-PE) W/R	40 kJ/Ω / 625 kJ/Ω
	Charge (L-N) / (N-PE) Q	6.25 As / 25 As
	Voltage Protection Level (L-N) / (N-PE) U_p	1.5 kV / 1.5 kV
	Follow Current I_f	none
Residual Current at U_c I_PE	none
Response Time (L-N) / (N-PE) t_A	< 25 ns / < 100 ns
Max. Backup Fuse	160 A gL / gG
Short-Circuit Current Rating (AC) I_SCCR	50 kA
TOV Withstand 5 s (L-N) U_T	335 V
TOV 120 min (L-N) U_T	440 V
TOV Withstand 200 ms (N-PE) U_T	1200 V
Number of Ports	1

Basic Circuit Diagram

Basic circuit: 1+1 Surge Protection (L-N & N-PE). Provides coordinated protection in single-phase TT/TN-S systems with pluggable modules and remote contacts.

Dimensions

This 1+1 Surge Protection unit measures 36mm wide, 89.6mm high and 99.6mm deep. Compact DIN rail design ensures easy panel integration and space efficiency.

Installation Instructions

Install this Surge Protection on 35mm DIN rail. Maintain total conductor length (a+b+c) under 50cm. Use max 160A gG/gL backup fuse for reliable single-phase system protection.

Wiring Diagram & Installation

Remote Signaling Terminal

Documentation

Complete Surge Protection documentation includes IEC 61643-11 certificates, installation manual, wiring diagrams and technical datasheet for full compliance reference.

Datasheet

Installation Instructions