Type 1+2+3 AC surge protector - 3-phase+N
DUT250VG-300/TNS
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
Installation Sheet

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



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) Ures
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.
Fuses
Fuses type gG - 315 A
Thermal disconnector Internal
Installation ground fault breaker Type 'S' or delayed