Type 2 AC surge protector - 3-phase+N
DS44-480
DS44-480
Part Number: 461006
  • Type 2 AC Multipolar surge protector
  • In : 20 kA
  • Imax total : 160 kA
  • Pluggable module for each phase
  • Remote signaling option
  • NF EN 61643-11, CEI 61643-11 compliance
  • UL1449 ed.12
Installation Sheet



SPD type
following IEC test
2
Network
277/480 V 3-phase+N
AC system
TNS/IT
Nominal line voltage
480 Vac
Max. AC operating voltage L-N 530 Vac
Temporary Over Voltage (TOV) Charasteristics - 5 sec.
without disconnection
700 Vac withstand
Temporary Over Voltage (TOV) Charasteristics - 120 mn
without disconnection or with safety disconnection
920 Vac disconnection
Residual Current
Leakage current to Ground
< 2 mA
Operating current
Continious current at Uc
0.5 mA
Follow current
None
Nominal discharge current
15 x 8/20 µs impulses
20 kA
Max. discharge current
max. withstand @ 8/20 µs by pole
40 kA
Total Maximal discharge current
max. total withstand @ 8/20 µs
160 kA
Admissible short-circuit current 25000 A
Connection mode(s)
L/PE and N/PE
Protection mode(s)
Common mode
Protection level
@ In (8/20µs)
2.5 kV
 
Technology MOV
SPD configuration 3-phase+Neutral
Connection to Network By screw terminals: 2.5-25 mm² / by bus
Format Plug-in modular box
Mounting Symmetrical rail 35 mm (EN60715)
Housing material Thermoplastic UL94-V0
Operating temperature -40/+85°C
Protection rating IP20
Failsafe behavior Disconnection
Disconnection indicator 1 mechanical indicator by pole
Spare module(s)
DSM40-480
Remote signaling of disconnection option: DS44S-480 - output on changeover contact
Certification UL / CSA / 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 - 50 A