DEHNguard DG MOD Surge Arrester
  • High discharge capacity
  • Tool‑free module replacement
  • Integrated DC back‑up fuse
  • Optical status indication
  • Thermal monitoring protection
Specifications

General

Specifications PV SCI 500
Type Designation DG MOD PV SCI 500
Part Number 952‑051 (Protection Module)
Type Class Type 2 (EN 61643‑31)

Electrical

Specifications PV SCI 500
Max. Continuous Voltage (Uc) DC 500 V
Nominal Discharge Current (In) 12.5 kA (8/20 µs)
Max. Discharge Current (Imax) 25 kA (8/20 µs)
Voltage Protection Level (Up) ≤ 2 kV
Short‑Circuit Withstand (Iscwpv) 1000 A (when used with base 952‑515)

Mechanical

Specifications PV SCI 500
Mounting Type On base (soldered or plugged into PCB)
Width 1 TE (modular unit)
Weight 49 g
Degree of Protection IP 20 (module plugged in)

Environmental

Specifications PV SCI 500
Operating Temperature Range –40 °C to +80 °C

Standards

Specifications PV SCI 500
Compliance EN 61643‑31, IEC 60364‑7‑712