SP-EE-FLT-T1-264/12.5-3+1-UT
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Type 1+2 combined lightning current and surge arrester
1326696
Universal spark gap-based non-pluggable lightning current arrester / surge protective device for 3-phase power supply networks with separate N and PE (5-conductor system: L1, L2, L3, N, PE), for lightning protection levels III and IV.
Product details
| Product type | Combination type |
| IEC test classification | I + II |
| T1 + T2 | |
| EN type | T1 + T2 |
| IEC power supply system | TN-S |
| TT | |
| Number of positions | 4 |
| Surge protection fault message | optical |
| Insulation characteristics | |
| Overvoltage category | IV |
| Pollution degree | 2 |
| Nominal frequency fN | 50 Hz (60 Hz) |
| Connection method | Screw connection |
| Screw thread | M5 |
| Tightening torque | 3 Nm (2,5 mm² ... 16 mm²) |
| 4.5 Nm (25 mm² ... 35 mm²) | |
| Stripping length | 18 mm |
| Conductor cross section flexible | 2.5 mm² ... 25 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 | 2.5 mm² ... 25 mm² |
| Dimensional drawing |
|
| Width | 72 mm |
| Height | 89.8 mm |
| Depth | 76.6 mm (incl. DIN rail 7.5 mm) |
| Horizontal pitch | 4 Div. |
| Color | traffic grey B (RAL 7043) |
| light gray (RAL 7035) | |
| Flammability rating according to UL 94 | V-0 |
| CTI value of material | 600 |
| Insulating material | PBT |
| Material group | I |
| Housing material | PBT |
| Mechanical data | |
| Open side panel | No |
| Mode of protection | L-N |
| L-PE | |
| 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 | 264 V AC |
| Rated load current IL | 80 A (< 55 °C) |
| Protective conductor current IPE | ≤ 0.01 mA |
| Nominal discharge current In (8/20) µs (L-N) | 12.5 kA |
| Nominal discharge current In (8/20) µs (L-PE) | 12.5 kA |
| Nominal discharge current In (8/20) µs (N-PE) | 50 kA |
| Impulse discharge current (10/350) µs (L-N), charge | 6.25 As |
| Impulse discharge current (10/350) µs (L-N), specific energy | 39 kJ/Ω |
| Impulse discharge current (10/350) µs (L-N), peak current value Iimp | 12.5 kA |
| Impulse discharge current (10/350) µs (L-PE), charge | 6.25 As |
| Impulse discharge current (10/350) µs (L-PE), specific energy | 39 kJ/Ω |
| Impulse discharge current (10/350) µs (L-PE), peak current value Iimp | 12.5 kA |
| Impulse discharge current (10/350) µs (N-PE), charge | 25 As |
| Impulse discharge current (10/350) µs (N-PE), specific energy | 625 kJ/Ω |
| Impulse discharge current (10/350) µs (N-PE), peak current value Iimp | 50 kA |
| Total discharge current ITotal (10/350) µs | 50 kA |
| Follow current quenching capacity Ifi (L-N) | 25 kA |
| Follow current interrupt rating Ifi (N-PE) | 100 A |
| Short-circuit current rating ISCCR | 25 kA |
| Voltage protection level Up (L-N) | ≤ 1.5 kV |
| Voltage protection level Up (L-PE) | ≤ 2.5 kV |
| Voltage protection level Up (N-PE) | ≤ 1.5 kV |
| Residual voltage Ures (L-N) | ≤ 1.5 kV (at In) |
| Residual voltage Ures (L-PE) | ≤ 2.5 kV (at In) |
| Residual voltage Ures (N-PE) | ≤ 1.5 kV (at In) |
| TOV behavior at UT (L-N) | 457 V AC (5 s / withstand mode) |
| 457 V AC (120 min / withstand mode) | |
| TOV behavior at UT (N-PE) | 1200 V AC (200 ms / withstand mode) |
| Response time tA | ≤ 100 ns |
| Max. backup fuse with V-type through wiring | 80 A (gG) |
| Max. backup fuse with branch wiring | 160 A (gG) |
| Ambient conditions | |
| Degree of protection | IP20 (Installed) |
| Ambient temperature (operation) | -40 °C ... 85 °C |
| Ambient temperature (storage/transport) | -40 °C ... 85 °C |
| Altitude | ≤ 5000 m |
| Permissible humidity (operation) | 5 % ... 95 % |
| Shock (operation) | 2g (Half-sine / 11 ms / 3x ±X, ±Y, ±Z) |
| Vibration (operation) | 0,5g (9 … 200 Hz / 2.5 h / X, Y, Z) |
| Standards/specifications | IEC 61643-11 |
| Note | 2011 |
| Standards/specifications | EN 61643-11 |
| Note | 2012 |
| Mounting type | DIN rail: 35 mm |
Your advantages
Can be used in all common power supply systems
Superior system availability due to innovative, powerful spark gap technology
Installation in the unmetered area as protection is free of leakage current
Space-saving and inexpensive installation, thanks to the slim design
Information concerning the status of protection is always available by means of visual, mechanical status indicator and optional remote indication contact