VAL-MS 750/30-UD-ST
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Type 2 surge protection plug
2908541
Type 2 surge protection plug with a varistor for VAL-MS base element, thermal monitoring, visual fault warning. Design: 750 V AC
Product details
| General | |
| Note | For use in all low-voltage systems between L-PEN. Only for use in IT systems between L-PE if the bodies of the equipment in the low-voltage system are connected to the grounding system of the transformer station. (common grounding of the HV transformer station and the bodies of the LV consumer's installation. RE = RA according to IEC 60364-4-442/VDE 0100-442 Figure 44D/example a) |
| Product family | VALVETRAB MS |
| IEC test classification | II |
| T2 | |
| EN type | T2 |
| IEC power supply system | TN |
| IT | |
| Type | Male |
| Distance between live and grounded parts | 8 mm |
| Number of positions | 1 |
| Surge protection fault message | optical |
| Insulation characteristics | |
| Overvoltage category | III |
| Pollution degree | 2 |
| Nominal frequency fN | 50 Hz (60 Hz) |
| Connection method | pluggable |
| Dimensional drawing |
|
| Width | 17.5 mm |
| Height | 52.4 mm |
| Depth | 55.3 mm |
| Horizontal pitch | 1 Div. |
| Color | black (RAL 9005) |
| Flammability rating according to UL 94 | V-0 |
| CTI value of material | 600 |
| Insulating material | PA 6.6 |
| Material group | I |
| Housing material | PA 6.6 |
| Mode of protection | L-PEN |
| L-PE | |
| Direction of action | 1L-N/PE |
| Nominal voltage UN | 554/960 V AC (TN) |
| 690 V AC (IT) | |
| Nominal frequency fN | 50 Hz (60 Hz) |
| Maximum continuous operating voltage UC | 760 V AC |
| Protective conductor current IPE | ≤ 0.5 mA |
| Standby power consumption PC | ≤ 400 mVA |
| Nominal discharge current In (8/20) µs | 15 kA |
| Maximum discharge current Imax (8/20) µs | 30 kA |
| Short-circuit current rating ISCCR | 25 kA |
| Voltage protection level Up | ≤ 2.9 kV |
| Residual voltage Ures | ≤ 2.9 kV (at In) |
| ≤ 2.7 kV (at 10 kA) | |
| ≤ 2.5 kV (at 5 kA) | |
| ≤ 2.3 kV (at 3 kA) | |
| TOV behavior at UT | 1000 V AC (5 s / withstand mode) |
| 1056 V AC (120 min / safe failure mode) | |
| Response time tA | ≤ 25 ns |
| Max. backup fuse with branch wiring | 100 A (gG) |
| Ambient conditions | |
| Degree of protection | IP20 |
| 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) |
| UL specifications | |
| Maximum continuous operating voltage MCOV (L-N) | 750 V AC |
| Nominal discharge current In (L-N) | 10 kA |
| Mode of protection | L-N |
| Nominal voltage | 690 V AC |
| Power distribution system | Single phase |
| Nominal frequency | 50/60 Hz |
| Measured limiting voltage MLV (L-N) | 2700 V |
| SPD Type | 4CA |
| Standards/specifications | IEC 61643-11 |
| Note | 2011 |
| Standards/specifications | EN 61643-11 |
| Note | 2012 |
| Mounting type | on base element |
