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Surge Protector AC - unipolar 40Ka
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" Unipolar Type 2 AC surge protector to protect your system. "
DS40 type2 AC surge protector are used mainly for primary protection of single and 3- phase networks at the main electrical panel.
This SPD is based on high energy varistor equipped with thermal disconnector and failure indicator, to comply with standards.
Type 1 and Type 2 SPD - Installation and rules
VG Technology surge protectors for AC power line and photovoltaic system
Other models available on request, please contact us.
Technical Data
| Electrical characteristics | ||
SPD type follow test IEC 61643-11 | 2 | |
| Network | 277/480V | |
| Nominal line voltage | Un | 277 Vac |
| Max. AC operating voltage | Uc | 530 Vac |
Temporary Over Voltage (TOV) Charasteristics - 5 sec. without disconnection | UT | 700 Vac withstand |
Temporary Over Voltage (TOV) Charasteristics - 120 mn without disconnection or with safety disconnection | UT | 920 Vac disconnection |
Temporary Over Voltage N/PE (TOV HT) without disconnection or with safety disconnection | UT | - |
Operating current LeakAge current at Uc | Ic | < 1 mA |
| Follow current | If | None |
Nominal discharge current 15 x 8/20 µs impulses | In | 20 kA |
Max. discharge current max. withstand @ 8/20 µs by pole | Imax | 40 kA |
Total Maximal discharge current max. total withstand @ 8/20 µs | Imax Total | - |
| Admissible short-circuit current | Isccr | 25000 A |
| Connection mode | L/PE and N/PE | |
| Protection mode(s) | CM or DM | |
| Protection level | Up | 2.5 kV |
Protection level @In (8/20µs) and @ 6kV (1.2/50µs) | Up | 2.5 kV |
Protection level L/PE for multipolar surge protector | Up L/PE | - |
| Mechanical characteristics | ||
| Technology | MOV | |
| SPD configuration | 1-pole | |
| 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 | |
| Outdoor application | No | |
| Failsafe behavior | Disconnection | |
| Disconnection indicator | 1 mechanical indicator | |
| Spare module | DSM40-480 | |
| Remote signaling of disconnection | option DS41S-480 : output on changeover contact | |
| Associated disconnection devices | ||
| Thermal disconnector | internal | |
| Installation ground fault breaker | Type `S` or delayed | |
| Fuses | Fuses Type gG - 50 A | |
| Standards compliance | ||
| Standards compliance | IEC 61643-11 / EN 61643-11 / NF EN 61643-11 / UL1449 ed.4 | |
| Certification | UL / CSA /GOST |
