FLT-SEC-T1+T2-2S-350/25-FM - Type 1+2 special combined lightning current and surge arrester

2905468

Plug-in lightning and surge arrester combination, in accordance with Type 1+2/Class I+II, for 2-phase power supply networks, with separate N and PE (L1, L2, PE, N).

Product type Arrester combination
Product family SEC Family
IEC test classification I + II
I
T1 + T2
T1
EN type T1 + T2
T1
IEC power supply system TN-S
TT
Type DIN rail module, two-section, divisible
Number of positions 3
Surge protection fault message Optical, remote indicator contact
Insulation characteristics
Overvoltage category III
Pollution degree 2

Nominal frequency fN 50 Hz (60 Hz)
Indicator/remote signaling
Connection name Remote fault indicator contact
Switching function Changeover contact
Operating voltage 12 V AC ... 250 V AC
125 V DC (200 mA DC)
Operating current 10 mA AC ... 1 A AC
1 A DC (30 V DC)

Connection method Screw terminal blocks
Screw thread M5
Tightening torque 4.5 Nm
Stripping length 18 mm
Conductor cross section flexible 2.5 mm² ... 35 mm²
Conductor cross section rigid 2.5 mm² ... 35 mm²
Conductor cross section AWG 13 ... 2
Connection method Fork-type cable lug
Conductor cross section flexible 1.5 mm² ... 16 mm²
Remote fault indicator contact
Connection method Plug-in/screw connection via COMBICON
Screw thread M2
Tightening torque 0.25 Nm
Stripping length 7 mm
Conductor cross section flexible 0.14 mm² ... 1.5 mm²
Conductor cross section rigid 0.14 mm² ... 1.5 mm²
Conductor cross section AWG 28 ... 16

Dimensional drawing
Width 106.8 mm
Height 95.2 mm
Depth 74.5 mm
Horizontal pitch 6 Div.

Color (Male connector) light grey (RAL 7035)
Color (Base element) gray (RAL 7042)
Flammability rating according to UL 94 V-0
CTI value of material 600
Insulating material PA6.6-FR 20% GF
PBT-FR
Material group I
Housing material PA 6.6-FR 20 % GF
PBT-FR

Mechanical data
Open side panel No

Mode of protection L-N
L-PE
N-PE
Direction of action 2L-N & N-PE
Nominal voltage UN 240/415 V AC (TN-S)
240/415 V AC (TT)
Nominal frequency fN 50 Hz (60 Hz)
Maximum continuous voltage UC 350 V AC
Rated load current IL 125 A (< 55 °C)
Residual current IPE ≤ 0.01 mA
Nominal discharge current In (8/20) µs (L-N) 25 kA
Nominal discharge current In (8/20) µs (L-PE) 25 kA
Nominal discharge current In (8/20) µs (N-PE) 100 kA
Impulse discharge current (10/350) µs (L-N), charge 12.5 As
Impulse discharge current (10/350) µs (L-N), specific energy 160 kJ/Ω
Impulse discharge current (10/350) µs (L-N), peak current value Iimp 25 kA
Impulse discharge current (10/350) µs (L-PE), charge 12.5 As
Impulse discharge current (10/350) µs (L-PE), specific energy 160 kJ/Ω
Impulse discharge current (10/350) µs (L-PE), peak current value Iimp 25 kA
Impulse discharge current (10/350) µs (N-PE), charge 50 As
Impulse discharge current (10/350) µs (N-PE), specific energy 2500 kJ/Ω
Impulse discharge current (10/350) µs (N-PE), peak current value Iimp 100 kA
Follow current quenching capacity Ifi (L-N) 25 kA (264 V AC)
3 kA (350 V AC)
Follow current interrupt rating Ifi (N-PE) 100 A (350 V AC)