SP-EE-VAL-MB-T2-275-1+1-UT
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Type 2 surge arrester
1326570
Non-pluggable surge protective device with 0.5 HP/position for 1-phase power supply systems with separate N and PE (3-conductor system: L1, N, PE) for DIN rail mounting with optical state monitoring.
Product details
| IEC test classification | II |
| T2 | |
| EN type | T2 |
| IEC power supply system | TN-S |
| TT | |
| Type | DIN rail module, two-section, divisible |
| Number of positions | 2 |
| Surge protection fault message | optical |
| Insulation characteristics | |
| Overvoltage category | III |
| Pollution degree | 3 |
| Nominal frequency fN | 50 Hz (60 Hz) |
| Connection method | Screw connection |
| Screw thread | M4 |
| Tightening torque | 1.2 Nm ... 1.8 Nm |
| Stripping length | 12 mm |
| Conductor cross-section flexible | 1.5 mm² ... 10 mm² |
| Conductor cross-section rigid | 1.5 mm² ... 10 mm² |
| Conductor cross-section AWG | 16 ... 8 |
| 2 conductors with the same cross section, flexible, with TWIN ferrule with plastic sleeve | 1.5 mm² ... 4 mm² |
| Dimensional drawing |
|
| Width | 17.7 mm |
| Height | 84.6 mm |
| Depth | 65.5 mm (incl. DIN rail 7.5 mm) |
| Horizontal pitch | 1 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+GV 20 % |
| Material group | I |
| Housing material | PA 6.6+GV 20 % |
| Mode of protection | L-N |
| L-PE | |
| N-PE | |
| Nominal voltage UN | 240 V AC (TN-S) |
| 240 V AC (TT) | |
| Nominal frequency fN | 50 Hz (60 Hz) |
| Maximum continuous operating voltage UC | 275 V AC |
| Rated load current IL | 25 A (< 55 °C) |
| Protective conductor current IPE | ≤ 5 µA |
| Standby power consumption PC | ≤ 80 mVA (at UC) |
| ≤ 60 mVA (at UREF) | |
| Nominal discharge current In (8/20) µs (L-N) | 5 kA |
| Nominal discharge current In (8/20) µs (L-PE) | 5 kA |
| Nominal discharge current In (8/20) µs (N-PE) | 20 kA |
| Maximum discharge current Imax (8/20) µs (L-N) | 15 kA |
| Maximum discharge current Imax (8/20) µs (L-PE) | 15 kA |
| Maximum discharge current Imax (8/20) µs (N-PE) | 40 kA |
| Total discharge current ITotal (8/20) µs | 10 kA |
| Follow current interrupt rating Ifi (N-PE) | 100 A |
| Short-circuit current rating ISCCR | 10 kA |
| Voltage protection level Up (L-N) | ≤ 1.3 kV |
| Voltage protection level Up (L-PE) | ≤ 1.5 kV |
| Voltage protection level Up (N-PE) | ≤ 1.5 kV |
| Residual voltage Ures (L-N) | ≤ 1.1 kV (at 5 kA) |
| ≤ 1 kV (at 3 kA) | |
| Residual voltage Ures (L-PE) | ≤ 1.1 kV (at 5 kA) |
| ≤ 1 kV (at 3 kA) | |
| Residual voltage Ures (N-PE) | ≤ 0.35 kV (at In) |
| ≤ 0.15 kV (at 3 kA) | |
| TOV behavior at UT (L-N) | 348 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 | 25 A (gG / B / C , 4 mm² TWIN ferrule) |
| Max. backup fuse with branch wiring | 63 A (gG / B / C) |
| Additional technical data | |
| Nominal discharge current In (8/20) µs (L-N) | 10 kA |
| Nominal discharge current In (8/20) µs (L-PE) | 10 kA |
| Ambient conditions | |
| Degree of protection | IP20 |
| IP20C (under the distributor cover) | |
| Ambient temperature (operation) | -40 °C ... 85 °C |
| Ambient temperature (storage/transport) | -40 °C ... 85 °C |
| Altitude | ≤ 4000 m (amsl) |
| Permissible humidity (operation) | 5 % ... 95 % |
| Shock (operation) | 25g (Half-sine / 11 ms / 3x ±X, ±Y, ±Z) |
| Vibration (operation) | 5g (10 ... 500 Hz / 2.5 h / X, Y, Z) |
| Standards/specifications | IEC 61643-11 |
| Note | 2011 |
| EN 61643-11 | |
| Standards/specifications | EN 61643-11 |
| Note | 2012 |
| Mounting type | DIN rail: 35 mm |
