Project Description



Pluggable modular multi-pole PV SPD type 1 and type 2 lightning current surge arrester for use in photovoltaic systems

  • With remote signaling contact for monitoring device (floating changeover contact) (S)
  • For installation in the DC circuits of solar photovoltaic systems, string box, inverter
  • Mode of Protection: (DC+) – PE, (DC-) – PE, (DC+) – (DC-)
  • Surge Ratings: Itotal = up to 12,5 kA (10/350μs), Itotal = up to 50 kA (8/20μs)
  • EU Category: Type 1+2
  • Protective Elements: High Energy MOV
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SPD according to EN 50539-11:2013type 1 + type 2type 1 + type 2
Maximum PV voltage UCPV≤ 1200 V≤ 1200 V
Short-circuit current rating ISCPV200 A200 A
Lightning impulse current (10/350μs) [(DC+/DC-) -> PE] Itotal12,5 kA12,5 kA
Total discharge current (8/20μs) [(DC+/DC-) -> PE] Itotal50 kA50 kA
Lightning impulse current (10/350μs) Iimp7 kA7 kA
Nominal discharge current (8/20μs) In20 kA20 kA
Maximum discharge current (8/20μs) Imax40 kA40 kA
Voltage protection level UP4,4 kV4,4 kV
Response time tA25 ns25 ns
Range of operating temperatures (TU)-40/+80°C-40/+80°C
Operating state / fault indicationgreen / redgreen / red
Number of ports11
Cross-sectional area (min.)1.5 mm2 solid /flexible1.5 mm2 solid /flexible
Cross-sectional area (max.)35 mm2 stranded / 25 mm2 flexible35 mm2 stranded / 25 mm2 flexible
For mounting on35 mm DIN rail acc. to EN 6071535 mm DIN rail acc. to EN 60715
Enclosure materialthermoplasticthermoplastic
Place of installationindoor installationindoor installation
Degree of protectionIP 20IP 20
Capacity3 module(s), DIN 438803 module(s), DIN 43880
Type of remote signaling contactchangeover contact
a.c. switching capacity250V / 0.5 A
d.c. switching capacity250V / 0.1 A; 125 V / 0.2 A; 75 V / 0.5 A
Cross-sectional area for remote signalling terminalsmax. 1.5 mm2 solid / flexible