SP-EE-FLT-T1-264/25-3+1-UT-R
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Type 1+2 combined lightning current and surge arrester
1471821
High-performance, 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 I and II, with remote signaling.
Product details
| Product type | Combination type |
| IEC test classification | I + II |
| T1 + T2 | |
| EN type | T1 + T2 |
| Number of positions | 4 |
| Surge protection fault message | Optical, remote indicator contact |
| Insulation characteristics | |
| Overvoltage category | IV (between the main and auxiliary circuit) |
| II (Auxiliary circuit) | |
| Pollution degree | 2 |
| Nominal frequency fN | 50 Hz (60 Hz) |
| Indicator/remote signaling | |
| Connection name | Remote fault indicator contact |
| Switching function | Changeover contact |
| 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 |
| Remote fault indicator contact | |
| Connection method | Plug-in/screw connection via COMBICON |
| Screw thread | M2 |
| Tightening torque | 0.5 Nm ... 0.6 Nm |
| Stripping length | 7 mm |
| Conductor cross-section flexible | 0.2 mm² ... 2.5 mm² |
| Conductor cross-section rigid | 0.2 mm² ... 2.5 mm² |
| Conductor cross-section AWG | 24 ... 12 |
| Dimensional drawing |
|
| Width | 72 mm |
| Height | 99.7 mm |
| Depth | 76.6 mm (incl. DIN rail 7.5 mm) |
| Horizontal pitch | 4 Div. |
| Color | traffic grey B (RAL 7043) |
| traffic grey B (RAL 7043) | |
| 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 operating 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) | 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 | 156 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 | 156 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 |
| Total discharge current ITotal (10/350) µs | 100 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) |
| ≤ 1.3 kV (at 12.5 kA) | |
| ≤ 1.1 kV (at 5 kA) | |
| ≤ 1 kV (at 2.5 kA) | |
| Residual voltage Ures (L-PE) | ≤ 1.7 kV (at In) |
| ≤ 1.5 kV (at 12.5 kA) | |
| ≤ 1.3 kV (at 5 kA) | |
| ≤ 1.2 kV (at 2.5 kA) | |
| Residual voltage Ures (N-PE) | ≤ 1.5 kV (at In) |
| ≤ 1.3 kV (at 50 kA) | |
| ≤ 1.1 kV (at 20 kA) | |
| ≤ 1 kV (at 10 kA) | |
| 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 | 315 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 | ≤ 2000 m (operating voltage remote contact ≤ 250 V) |
| ≤ 5000 m (operating voltage remote contact ≤ 150 V) | |
| 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
Maximum performance in the smallest installation space
Safe system operation due to reliable protection in the event of lighting currents and surge voltages
Superior system availability due to innovative, powerful spark gap technology
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