PV surge protection V20 2pole 1000 V DC

Item no. 5094617 | EAN 4012195478669

IP20
Product description

Product description

V20 surge arrester, Type 2, for earthed photovoltaic systems

• Complete unit consisting of varistor arrester with cut-off unit
• For PV systems directly earthed on DC side to VDE 0100-712 (EN 50539-12)
• Surge protection equipotential bonding to VDE 0100-443 (IEC 60364-4-44)
• V20-C 3-PH-1000 tested to EN 50539-11 (VDE / KEMA)
• Arresting capacity to 40 kA (8/20) per pole
• Low DC voltage protection level: < 4.0 kV and Voc max = 1,000 V DC
• With visual function display for use in distributor housings

Application: Directly earthed PV systems with or without isolated lightning protection system


  • 5-year warranty
  • Communautés Européennes, EC declaration of conformity according to EC directives
  • Protection device to DIN EN 61643-11 or IEC 61643-11
  • Transition from LPZ 1 to LPZ 2
  • Installation electrotechnical expertise
Technical data

Technical data

Blow-out no
Conductor cross-section, flexible (fine-wire), min. 25 mm²
Conductor cross-section, rigid (single-wire/multiwire), max. 35 mm²
Conductor cross-section, rigid (single-wire/multiwire), min. 2,5 mm²
DC network form yes
Dimension 1000V DC
Installation type DIN rail 35 mm
Lightning protection zone LPZ 1→2
Max. mains-side overcurrent protection 125
Maximum back-up fuse 125 A
Maximum continuous voltage DC 1000
Maximum discharge current (8/20 μs) 40 kA
Network form Other
Nominal discharge current (8/20 µs) 20 kA
Operating temperature, max. 80 °C
Operating temperature, min. -40 °C
Pole version 2
Protection rating IP20
Remote signalling no
Response time <25 ns
Signalling on device Visual
SPD to EN 61643-11 Type 2
SPD to IEC 61643-1 Class II
Test class, type 2 yes
Version for 2-pole for earthed PV systems
All types

All types

Types Pole version Protection rating Item no. Quantity SSU
V20-C 3-PH-1000 3 IP20 5094608
1 piece
V20-C 2-PH-1000 2 IP20 5094617
1 piece
V20-C 3PHFS-1000 3 IP20 5094574
1 piece
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V20-C 2-PH-1000 / 5094617
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