PRT-1S-350/5S
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Type 2 surge arrester
2908551
Surge protective device for space-saving PCB installation, in accordance with Type 2 / CLASS II, for single-phase TN and TT power supply systems.
Product details
| Product type | Surge arrester |
| Product family | PRINTRAB |
| IEC test classification | II |
| T2 | |
| EN type | T2 |
| IEC power supply system | TN-S |
| TT | |
| Type | PCB onboard surge protector |
| Surge protection fault message | optical |
| Insulation characteristics | |
| Overvoltage category | III |
| Pollution degree | 2 |
| Nominal frequency fN | 50 Hz (60 Hz) |
| Dielectric strength | < 2.2 kV (1 min) |
| Dimensional drawing |
|
| Width | 24 mm |
| Height | 15.7 mm |
| Depth | 25.3 mm |
| Color | light gray (RAL 7035) |
| 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-N |
| L-PE | |
| N-PE | |
| Direction of action | L-N & L(N)-PE |
| Nominal voltage UN | 230 V AC (TN) |
| 230 V AC (TT) | |
| Nominal frequency fN | 50 Hz (60 Hz) |
| Maximum continuous operating voltage UC | 350 V AC |
| Nominal discharge current In (8/20) µs | 5 kA |
| Short-circuit current rating ISCCR | 1 kA |
| Voltage protection level Up | ≤ 1.5 kV |
| TOV behavior at UT (L-N) | 336 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 branch wiring | 16 A AC (MCB B/general purpose) |
| Ambient conditions | |
| Degree of protection | IP20 |
| Ambient temperature (operation) | -40 °C ... 85 °C |
| Ambient temperature (storage/transport) | -40 °C ... 105 °C |
| Altitude | ≤ 5000 m (amsl) |
| Permissible humidity (operation) | 5 % ... 95 % |
| UL specifications | |
| Maximum continuous operating voltage MCOV | 350 V AC |
| Maximum continuous operating voltage MCOV (L-N) | 350 V AC |
| Maximum continuous operating voltage MCOV (L-G) | 350 V AC |
| Maximum continuous operating voltage MCOV (N-G) | 350 V AC |
| Nominal discharge current In | 5 kA |
| Mode of protection | L-N |
| N-G | |
| L-G | |
| Nominal voltage | 230 V AC |
| Power distribution system | Single phase |
| Nominal frequency | 50/60 Hz |
| Measured limiting voltage MLV (L-N) | 1400 V |
| Measured limiting voltage MLV (L-G) | 1400 V |
| Measured limiting voltage MLV (N-G) | 1400 V |
| SPD Type | 4CA |
| Standards/specifications | IEC 61643-11 |
| Note | 2011 |
| EN 61643-11 | |
| Standards/specifications | EN 61643-11 |
| Note | 2012 |
| Mounting type | PCB mounting |
| Mounting position | Internal |
Compatible products
Your advantages
Small-scale onboard surge protector
Reliable remote signaling alarm contact function
Conformance with current standards