Compact Type 2 (or 3) DC surge protector - 230 V - Monobloc

DDCN03S-21YG-30
Part Number: 70124042
DDCN03S-21YG-30
  • DC Power Type 2+3 SPD
  • 2-port configuration (series mounting)
  • Compact and Cost effective
  • In/Imax: 1.5 kA/3 kA
  • Max. load current: 25A
  • Disconnection
  • Remote signaling
  • EN 61643-11, IEC 61643-11 and prIEC 61643-41 compliance

DDCN DC surge protector is used for the 'secondary' protection of the single-phase networks against the surge voltages creating by lightning. DDCN is equipped with in-line safety disconnectin and double output connection. The disconnection will be indicate by the turn on of the red led in the front.


Nominal DC voltage Un-dc 24 Vdc
Max. DC operating voltage Uc 30 Vdc
Max. load current IL 25 A
Residual Current Ipe None
Nominal discharge current In 1.5 kA
Max. discharge current Imax 3 kA
Withstand on Combination waveform IEC 61643-11 Uoc 3 kV
Connection mode(s) +/-/PE
Protection level +/- Up 0.2 kV
Protection level +/PE (-/PE) Up 0.8 kV
Admissible short-circuit current Isccr 10 000 A
Network type DC
Connection to Network By screw terminals: 1.5-10mm²
Plugable No
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 Green LED OFF
Remote signaling of disconnection output on NC contact
Dimensions See diagram - 1TE (EN43880)
Weight 0.089 kg
Standards compliance IEC 61643-11 / prIEC 61643-41
Thermal disconnector Internal
Fuses Fuses type gG - 25A