Lightning/surge arrester type 1/2 - F-MS-T1/T2 50 - 2801136

Lightning/surge arrester, consisting of base element and protective plug with N-PE total current spark gap, for mounting on NS 35/7,5. Housing width: 17.5 mm (1TE)

Ambient conditions
Degree of protection IP20 (only when all terminal points are used)
Ambient temperature (operation) -40 °C ... 80 °C
Ambient temperature (storage/transport) -40 °C ... 80 °C
Altitude ≤ 2000 m (amsl (above mean sea level))
Permissible humidity (operation) 5 % ... 95 %
Shock (operation) 30g (Half-sine / 11 ms / 3x ±X, ±Y, ±Z)
Vibration (operation) 7.5g (10 ... 500 Hz / 2.5 h / X, Y, Z)

General
IEC test classification I / II
T1 / T2
I
EN type T1 / T2
IEC power supply system TN-S
Mode of protection N-PE
Mounting type DIN rail: 35 mm
Color jet black RAL 9005
Housing material PA 6.6
PBT
Degree of pollution 2
Flammability rating according to UL 94 V-0
Type DIN rail module, two-section, divisible
Surge protection fault message optical

Protective circuit
Nominal voltage UN 240/415 V AC (TN-S)
Nominal frequency fN 50 Hz (60 Hz)
Maximum continuous voltage UC 264 V AC
Rated load current IL 80 A
Residual current IPE ≤ 5 µA
Standby power consumption PC 1.3 mVA
Nominal discharge current In (8/20) µs 12.5 kA
Maximum discharge current Imax (8/20) µs 50 kA
Impulse discharge current (10/350) µs, charge 25 As
Impulse discharge current (10/350) µs, specific energy 625 kJ/Ω
Impulse discharge current (10/350) µs, peak value limp 50 kA
Total discharge current Itotal (8/20) µs 50 kA
Total discharge current Itotal (10/350) µs 50 kA
Follow current interrupt rating Ifi 100 A
Voltage protection level Up ≤ 1.7 kV
Residual voltage Ures ≤ 0.6 kV (at In)
≤ 0.5 kV (at 10 kA)
≤ 0.5 kV (at 5 kA)
≤ 0.4 kV (at 3 kA)
Front of wave sparkover voltage at 6 kV (1.2/50) µs ≤ 1.7 kV
TOV behavior at UT 1200 V AC (200 ms / withstand mode)
Response time tA ≤ 100 ns

Connection data
Connection method Screw connection
Screw thread M5
Tightening torque 3 Nm (1.5 mm² ... 16 mm²)
4.5 Nm (25 mm² ... 35 mm²)
Stripping length 16 mm
Conductor cross section flexible 1.5 mm² ... 25 mm²
Conductor cross section solid 1.5 mm² ... 35 mm²
Conductor cross section AWG 15 ... 2
Connection method Fork-type cable lug
Conductor cross section flexible 1.5 mm² ... 16 mm²

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