FLT 25-400
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Type 1+2 combined lightning current and surge arrester
2800106
Type 1 / Class I / B arrester (lightning current arrester) with arc chopping spark gap, 1-channel. Housing width: 17.5 mm (1 Div.)
Product details
| Product type | Combination type |
| IEC test classification | I |
| T1 | |
| EN type | T1 |
| IEC power supply system | TN-S |
| TN-C | |
| TT | |
| Type | DIN rail module, one-piece |
| Number of positions | 1 |
| Surge protection fault message | none |
| Insulation characteristics | |
| Overvoltage category | III |
| Pollution degree | 2 |
| Nominal frequency fN | 50 Hz (60 Hz) |
| Connection method | Screw connection |
| Screw thread | M5 |
| Tightening torque | 4.5 Nm |
| Stripping length | 14.5 mm |
| Conductor cross section flexible min. | 2.5 mm² |
| Conductor cross section flexible max. | 25 mm² |
| Conductor cross section, rigid min. | 2.5 mm² |
| Conductor cross section, rigid max. | 35 mm² |
| Conductor cross section AWG | 6 ... 2 |
| Dimensional drawing |
|
| Width | 17.7 mm |
| Height | 90 mm |
| Depth | 65.5 mm |
| Horizontal pitch | 1 Div. |
| Color | black (RAL 9005) |
| Flammability rating according to UL 94 | V-0 |
| CTI value of material | 600 |
| Insulating material | PA 6.6 |
| Material group | I |
| Housing material | PA 6.6 |
| Mechanical data | |
| Open side panel | No |
| Mode of protection | L-PEN |
| Direction of action | 1L-N/PE |
| Nominal voltage UN | 230/400 V AC (TN) |
| 230/400 V AC (TT) | |
| Nominal frequency fN | 50 Hz (60 Hz) |
| Maximum continuous operating voltage UC (L-PEN) | 440 V AC |
| Rated load current IL | 80 A |
| Residual current IPE | ≤ 0.1 mA |
| Standby power consumption PC | ≤ 44 mVA |
| Nominal discharge current In (8/20) µs (L-PEN) | 25 kA |
| Impulse discharge current (10/350) µs (L-PEN), charge | 12.5 As |
| Impulse discharge current (10/350) µs (L-PEN), specific energy | 156 kJ/Ω |
| Impulse discharge current (10/350) µs (L-PEN), peak current value Iimp | 25 kA |
| Follow current quenching capacity Ifi (L-PEN) | 2.5 kA |
| Short-circuit current rating ISCCR | 2.5 kA |
| Voltage protection level Up (L-PEN) | ≤ 5 kV |
| Impulse sparkover voltage at 6 kV (1.2/50) µs | ≤ 5 kV |
| TOV behavior at UT (L-PEN) | 440 V AC (5 s / withstand mode) |
| 440 V AC (120 min / withstand mode) | |
| Response time tA (L-PEN) | ≤ 100 ns |
| Max. backup fuse with V-type through wiring | 80 A AC (gG) |
| Max. backup fuse with branch wiring | 250 A AC (gG) |
| Ambient conditions | |
| Degree of protection | IP20 (only when all terminal points are used) |
| Ambient temperature (operation) | -40 °C ... 85 °C |
| Ambient temperature (storage/transport) | -40 °C ... 85 °C |
| Altitude | ≤ 2000 m (amsl) |
| Permissible humidity (operation) | 5 % ... 95 % |
| Air clearances and creepage distances | |
| Standards/regulations | EN 60664-1 / EN 61643-11 |
| Standards/specifications | IEC 61643-11 |
| Note | 2011 |
| Standards/specifications | EN 61643-11 |
| Note | 2012 |
| Mounting type | DIN rail: 35 mm |
Your advantages
High discharge capacity