Standard DIN Rail Installation: DC disconnect switch adopts modular structure, a guide rail slide buckle, the card position is firm, can be disassembled at any time, and is easy to install. The electromagnetic trigger system triggers immediately in the event of a short circuit to ensure circuit safetySafe material: circuit breaker uses flame retardant shell, flame retardant PC material, fireproof insulation and rust protection, beautiful workmanship, safer use, longer service life and higher stability. And not easy to wear. Strong and robustWide range of applications: PV isolator switch suitable for solar energy, small power generation systems, combiner boxes and other communication, photovoltaic and other DC systems, and can be widely used in communication power supplies, new energy charging columns, DC supplies and rail transit, ships and metallurgy, etcPowerful Protection Function The DC circuit breaker has overload protection for DC line or equipment, short circuit protection function and rare switching of lines, high sensitivity and fast responseDoppelte Verbindungsfunktion von Anschlusskabel und Sammelschiene.