VAL-MS-EE-T1/T2-3+1-335
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Lightning/surge arrester type 1/2
2910551
Universal varistor-based plug-in lightning/surge arrester 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 | Arrester combination |
| IEC test classification | I / II |
| T1 / T2 | |
| EN type | T1 / T2 |
| IEC power supply system | TT |
| TN-S | |
| Type | DIN rail module, two-section, divisible |
| Number of positions | 4 |
| Surge protection fault message | optical |
| Insulation characteristics | |
| Overvoltage category | III |
| Pollution degree | 2 |
| Nominal frequency fN | 50 Hz (60 Hz) |
| 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 rigid | 1.5 mm² ... 35 mm² |
| Conductor cross section AWG | 15 ... 2 |
| Connection method | Biconnect terminal blocks |
| Conductor cross section flexible | 1.5 mm² ... 16 mm² |
| Dimensional drawing |
|
| Width | 71.2 mm |
| Height | 89.8 mm |
| Depth | 77.5 mm (incl. DIN rail 7.5 mm) |
| Horizontal pitch | 4 Div. |
| Color | traffic grey B (RAL 7043) |
| Flammability rating according to UL 94 | V-0 |
| CTI value of material | 600 |
| Insulating material | PA 6.6/PBT |
| Material group | I |
| Housing material | PA 6.6 |
| PBT |
| Mechanical data | |
| Open side panel | No |
| Mode of protection | L-N |
| L-PE | |
| N-PE | |
| Direction of action | 3L-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 operating voltage UC (L-N) | 335 V AC |
| Maximum continuous operating voltage UC (L-PE) | 335 V AC |
| Maximum continuous operating voltage UC (N-PE) | 264 V AC |
| Rated load current IL | 80 A |
| Protective conductor current IPE | ≤ 5 µA |
| Standby power consumption PC | ≤ 810 mVA |
| 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 |
| Maximum discharge current Imax (8/20) µs | 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 (8/20) µs | 50 kA |
| Total discharge current ITotal (10/350) µs | 50 kA |
| Follow current interrupt rating Ifi (N-PE) | 100 A |
| Short-circuit current rating ISCCR | 25 kA |
| Voltage protection level Up (L-N) | ≤ 1.2 kV |
| ≤ 1.6 kV (30 kA - 8/20 µs) | |
| Voltage protection level Up (L-PE) | ≤ 2 kV |
| Voltage protection level Up (N-PE) | ≤ 1.7 kV |
| Residual voltage Ures (L-N) | ≤ 1.2 kV (at In) |
| ≤ 1.1 kV (at 10 kA) | |
| ≤ 1 kV (at 5 kA) | |
| ≤ 0.9 kV (at 3 kA) | |
| Residual voltage Ures (L-PE) | ≤ 2 kV (at In) |
| ≤ 1.5 kV (at 10 kA) | |
| ≤ 1.2 kV (at 5 kA) | |
| ≤ 1.1 kV (at 3 kA) | |
| Residual voltage Ures (N-PE) | ≤ 0.6 kV (at In) |
| ≤ 0.5 kV (at 10 kA) | |
| ≤ 0.5 kV (at 5 kA) | |
| ≤ 0.4 kV (at 3 kA) | |
| TOV behavior at UT (L-N) | 415 V AC (5 s / withstand mode) |
| 457 V AC (120 min / safe failure mode) | |
| TOV behavior at UT (N-PE) | 1200 V AC (200 ms / withstand mode) |
| Response time tA (L-N) | ≤ 25 ns |
| Response time tA (L-PE) | ≤ 100 ns |
| Response time tA (N-PE) | ≤ 100 ns |
| Max. backup fuse with V-type through wiring | 80 A (gG - 16 mm²) |
| Max. backup fuse with branch wiring | 160 A (gG) |
| 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) |
| 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) |
| Standards/specifications | IEC 61643-11 |
| Note | 2011 |
| Standards/specifications | EN 61643-11 |
| Note | 2012 |
| Mounting type | DIN rail: 35 mm |
