VAL-MS 385/65/3+1-FM
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Type 2 surge arrester
2920887
Type 2 surge protective device for 5-conductor power supply systems (L1, L2, L3, N, PE), with plug latching and remote indication contact.
Product details
| Product type | Surge arrester |
| Product family | VALVETRAB MS |
| IEC test classification | II |
| T2 | |
| EN type | T2 |
| IEC power supply system | TT |
| TN-C | |
| TN-S | |
| Type | DIN rail module, two-section, divisible |
| Surge protection fault message | Optical, remote indicator contact |
| Insulation characteristics | |
| Overvoltage category | III |
| Pollution degree | 2 |
| Nominal frequency fN | 50 Hz (60 Hz) |
| Indicator/remote signaling | |
| Connection name | Remote fault indicator contact |
| Switching function | Changeover contact |
| Operating voltage | 5 V AC ... 250 V AC |
| 30 V DC | |
| Operating current | 5 mA AC ... 1.5 A AC |
| 1 A DC | |
| 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 |
| Remote fault indicator contact | |
| Connection method | Plug-in/screw connection via COMBICON |
| Screw thread | M2 |
| Tightening torque | 0.25 Nm |
| Stripping length | 7 mm |
| Conductor cross-section flexible | 0.14 mm² ... 1.5 mm² |
| Conductor cross-section rigid | 0.14 mm² ... 1.5 mm² |
| Conductor cross-section AWG | 28 ... 16 |
| Dimensional drawing |
|
| Width | 71.2 mm |
| Height | 98.7 mm |
| Depth | 77.5 mm (incl. DIN rail 7.5 mm) |
| Horizontal pitch | 4 Div. |
| 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) | 264 V AC |
| Rated load current IL | 80 A |
| Protective conductor current IPE | ≤ 5 µA |
| Standby power consumption PC | ≤ 690 mVA |
| Nominal discharge current In (8/20) µs (L-N) | 30 kA |
| Nominal discharge current In (8/20) µs (L-PE) | 30 kA |
| Nominal discharge current In (8/20) µs (N-PE) | 40 kA |
| Maximum discharge current Imax (8/20) µs (L-N) | 65 kA |
| Maximum discharge current Imax (8/20) µs (L-PE) | 65 kA |
| Maximum discharge current Imax (8/20) µs (N-PE) | 80 kA |
| Impulse discharge current (10/350) µs (L-N), charge | 1.25 As |
| Impulse discharge current (10/350) µs (L-N), specific energy | 1.56 kJ/Ω |
| Impulse discharge current (10/350) µs (L-N), peak current value Iimp | 2.5 kA |
| Impulse discharge current (10/350) µs (L-PE), charge | 1.25 As |
| Impulse discharge current (10/350) µs (L-PE), specific energy | 1.56 kJ/Ω |
| Impulse discharge current (10/350) µs (L-PE), peak current value Iimp | 2.5 kA |
| Impulse discharge current (10/350) µs (N-PE), charge | 5 As |
| Impulse discharge current (10/350) µs (N-PE), specific energy | 25 kJ/Ω |
| Impulse discharge current (10/350) µs (N-PE), peak current value Iimp | 10 kA |
| Total discharge current ITotal (8/20) µs | 80 kA |
| Total discharge current ITotal (10/350) µs | 10 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 kV |
| Voltage protection level Up (N-PE) | ≤ 1.7 kV |
| Residual voltage Ures (L-N) | ≤ 1.8 kV (at In) |
| ≤ 1.4 kV (at 10 kA) | |
| ≤ 1.25 kV (at 5 kA) | |
| ≤ 1.2 kV (at 3 kA) | |
| Residual voltage Ures (L-PE) | ≤ 2 kV (at In) |
| ≤ 1.5 kV (at 10 kA) | |
| ≤ 1.4 kV (at 5 kA) | |
| ≤ 1.3 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) | 480 V AC (5 s / 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 - 16 mm²) |
| Max. backup fuse with branch wiring | 250 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 |
