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1-pole Type 1 and Type 2 SPD for 48 Vdc

DDC30S-20-65
Part Number 828110122
DDC30S-20-65
  • Combined SPD for DC supplies, 2-pole
  • Type 1 + 2
  • In: 15 kA / Imax: 30 kA
  • Iimp: 4kA
  • Pluggable module
  • Remote signaling
  • prIEC 61643-41 compliance
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The DDC range is Type 1 + 2 pluggable surge protectors designed for equipment connected to DC powerlines. The technology based on high energy varistor equipped with thermal disconnection mechanism offers protection efficiency and and a maximal reliability.
SPD type
IEC

1+2
Nominal DC voltage
 Un-dc

48 Vdc
Max. AC operating voltage
Uc

50 Vac
Max. DC operating voltage
 Uc

65 Vdc
Residual Current
Leakage current to Ground
 Ipe

< 0.2 mA
Follow current
If

None
Nominal discharge current
15 x 8/20 µs impulses
 In

15 kA
Max. discharge current
max. withstand @ 8/20 µs by pole
 Imax

30 kA
Impulse current by pole
max. withstand 10/350µs by pole
 Iimp

4 kA
Total lightning current
max. total withstand @ 10/350µs
 Itotal

8 kA
Connection mode(s)

+/PE and -/PE
Protection level +/PE (-/PE)
@ In (8/20µs)
 Up

300 V / 600 V
Admissible short-circuit current
 Isccr

50 000 A
Network type

DC
Technology

MOV
SPD configuration

2-poles
Connection to Network

Srew terminals: 2.5-25mm² +/-: 1.5-10mm²
Plugable

Yes
Mounting

Symmetrical rail 35 mm (EN 60715)
Housing material

Thermoplastic UL94 V-0
Operating temperature
 Tu

-40/+85°C
Protection rating

IP20
Outdoor application

No
Failsafe mode

Disconnection from DC network
Disconnection indicator

2 mechanical indicators - Red/Green
Spare module(s)

MDDC30-65
Remote signaling of disconnection

Output on changeover contact
Wiring for remote signaling

1.5 mm² max.
Max. Voltage/Current for remote signaling

250 V / 0.5 A (AC) / 30 V / 3 A (DC)
Dimensions

See diagram - 2TE (EN43880)
Weight

0.170 kg
Standards compliance

prIEC 61643-41
Thermal disconnector

Internal
Back-up protection device

50 A min. - 125 A max. - Fuses Type gG