Three-pole modular ultrasonic switches of class I+II limiting type for protection of DC power circuits of photovoltaic systems. UO = 1500 IN DC.
Iimp(L+-/PE, L+/L-) (10/350)= 7 kA, Imax(L+-/PE, L+/L-) (8/20) = 40 kA. In(8/20) = 20 kA.
They are installed within 0A(B) - 2 lightning protection zones (in accordance with GOST R IEC 62305-1 and CO-153-34.21.122-2003).
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