Type 1+2 AC surge protector 3-phase
DS503E-400
Part Number: 3965
- Type 1 + 2 unipolar surge protector
- Iimp total: 100 kA on 10/350µs impulse
- Imax : 140 kA on 8/20µs impulse
- Internal disconnections, status indicators
- Remote signaling
- IEC 61643-11, EN 61643-11 and UL1449 ed.4 compliance
Installation Sheet
The DS500E is a SPD with a very high impulse discharge current (Iimp) of 50 kA, based on multi-varistor technology. A such high value could be required in the worse-case conditions (200 kA direct strike on installation equipped with single phase or 3-phase AC network).
Select another reference:
| SPD type following IEC test |
1+2 |
| Network |
230/400 V 3-phase |
| AC system |
IT |
| Nominal line voltage |
400 Vac |
| Max. AC operating voltage L-N |
440 Vac |
| Max. load current |
100 A (si connexion série) |
| Temporary Over Voltage (TOV) Charasteristics - 5 sec. without disconnection |
580 Vac withstand |
| Temporary Over Voltage (TOV) Charasteristics - 120 mn without disconnection or with safety disconnection |
770 Vac disconnection |
| Operating current Continious current at Uc |
< 3 mA |
| Follow current |
None |
| Nominal discharge current 15 x 8/20 µs impulses |
50 kA |
| Max. discharge current max. withstand @ 8/20 µs by pole |
200 kA |
| Impulse current by pole max. withstand 10/350µs by pole |
50 kA |
| Total lightning current max. total withstand @ 10/350µs |
150 kA |
| Admissible short-circuit current |
50000 A |
| Connection mode(s) |
L/PE |
| Protection mode(s) |
Common mode |
| Protection level L/PE @ In (8/20µs) |
2.2 kV |
| Specific energy by pole max. withstand 10/350 µs |
156 kJ/ohm |
| Technology | MOV |
| SPD configuration | 3-phase |
| Connection to Network | By screw terminals : 6-35 mm² / by bus |
| Format |
1-pole modular box assembled |
| 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 |
| Remote signaling of disconnection |
Output on changeover contact |
| Dimensions |
See diagram |
| Certification |
EAC |
| Standards compliance |
IEC 61643-11 / EN 61643-11 / UL1449 4ed. |
| Thermal disconnector | Internal |
| Installation ground fault breaker | Type 'S' or delayed |
| Fuses |
Fuses Type gG - 500 A |
