VAL-MS 230 IT/3+1
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Type 2 surge arrester
2858548
Surge arrester consisting of base element and protective connectors, for mounting on NS 35/7.5, execution: 230 V AC - IT system, 3 + 1 circuit.
Product details
| Product type | Surge arrester |
| Product family | VALVETRAB MS |
| 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 | 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 | Fork-type cable lug |
| Conductor cross section flexible | 1.5 mm² ... 16 mm² |
| Dimensional drawing |
|
| Width | 71 mm |
| Height | 89.8 mm |
| Depth | 65.7 mm (incl. DIN rail 7.5 mm) |
| Horizontal pitch | 4 Div. |
| Color | black (RAL 9005) |
| 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 |
| 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) | 385 V AC |
| Maximum continuous operating voltage UC (L-PE) | 385 V AC |
| Maximum continuous operating voltage UC (N-PE) | 260 V AC |
| Rated load current IL | 80 A |
| Protective conductor current IPE | ≤ 5 µA |
| Standby power consumption PC | ≤ 525 mVA |
| Nominal discharge current In (8/20) µs | 20 kA |
| Maximum discharge current Imax (8/20) µs | 40 kA |
| Follow current interrupt rating Ifi (N-PE) | 100 A |
| Short-circuit current rating ISCCR | 25 kA |
| Voltage protection level Up (L-N) | ≤ 1.8 kV |
| Voltage protection level Up (L-PE) | ≤ 2.2 kV |
| Voltage protection level Up (N-PE) | ≤ 1.5 kV |
| Residual voltage Ures (L-N) | ≤ 1.8 kV (at In) |
| ≤ 1.6 kV (at 10 kA) | |
| ≤ 1.4 kV (at 5 kA) | |
| ≤ 1.3 kV (at 3 kA) | |
| Residual voltage Ures (L-PE) | ≤ 2.2 kV (at In) |
| ≤ 1.7 kV (at 10 kA) | |
| ≤ 1.5 kV (at 5 kA) | |
| ≤ 1.4 kV (at 3 kA) | |
| Residual voltage Ures (N-PE) | ≤ 0.4 kV (at In) |
| ≤ 0.25 kV (at 10 kA) | |
| ≤ 0.15 kV (at 5 kA) | |
| ≤ 0.1 kV (at 3 kA) | |
| TOV behavior at UT (L-N) | 415 V AC (5 s / withstand mode) |
| 440 V AC (120 min / withstand 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) |
| Max. backup fuse with branch wiring | 125 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) | 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 |
| Standards/specifications | EN 61643-11 |
| Note | 2012 |
| Mounting type | DIN rail: 35 mm |
