Type 1+2+3 AC surge protector - 3-phase+N
DUT250VG-300/TNS
Part Number: 3597
- Type 1+2+3, 3-phase surge protector
- Common and differential mode
- Very compact monobloc enclosure
- Iimp by pole/total : 25kA
- Internal disconnection, status indicator
- Optimized to TOV
- EN 61643-11, IEC 61643-11 and UL1449 ed.4 compliance

The DUT250VG is a compact and heavy duty Type 1+2+3 SPD, designed to be connected at the entrance of the electrical installation, on a 3-phase 230/400 V AC network. The DUT250VG is a 3-phase SPD and provides a common and differential mode protection. This SPD is built in a compact enclosure for DIN rail mounting
Select another reference:
SPD type following IEC test |
1+2+3 |
Network |
230/400 V 3-phase+N |
AC system |
TNS |
Nominal line voltage |
230/400 Vac |
Max. AC operating voltage L-N |
255 Vac |
Temporary Over Voltage (TOV) Charasteristics - 5 sec. without disconnection |
335 Vac withstand |
Temporary Over Voltage (TOV) Charasteristics - 120 mn without disconnection or with safety disconnection |
440 Vac withstand |
Residual Current Leakage current to Ground |
None |
Operating current Continious current at Uc |
None |
Follow current |
None |
Nominal discharge current 15 x 8/20 µs impulses |
40 kA |
Max. discharge current max. withstand @ 8/20 µs by pole |
100 kA |
Impulse current by pole max. withstand 10/350µs by pole |
25 kA |
Total lightning current max. total withstand @ 10/350µs |
50 kA |
Withstand on Combinaison waveform IEC 61643-11 Class III test: 1.2/50µs - 8/20µs |
6 kV |
Withstand on overvoltages IEEE C62.41.1 |
20 kV |
Admissible short-circuit current |
50000 A |
Connection mode(s) |
L/N and L/PE |
Protection mode(s) |
Common/Differential mode |
Residual voltage @ In (8/20 µs) |
1.1 kV |
Protection level L/N @ In (8/20µs) |
1.5 kV |
Protection level L/PE @ In (8/20µs) |
1.5 kV |
Specific energy by pole max. withstand 10/350 µs |
156 kJ/ohm |
Technology | VG |
SPD configuration | 3-phase+N |
Connection to Network | By screw terminals : 6-35 mm² / by bus |
Format |
Multipolar modular box |
Mounting |
Symmetrical rail 35 mm (EN60715) |
Housing material | Thermoplastic UL94-V0 |
Operating temperature | -40/+85°C |
Protection rating | IP20 |
Disconnection indicator | 3 mechanical indicators by pole |
Remote signaling of disconnection |
output on changeover contact |
Dimensions |
See diagram |
Certification |
EAC |
Standards compliance |
IEC 61643-11 / EN 61643-11 / UL1449 4ed. |
Installation ground fault breaker | Type 'S' or delayed |
Thermal disconnector | Internal |
Fuses |
Fuses type gG - 315 A |