EN
KRB-01
LOOP RESISTANCE METER
According to IEC 60364, each loop must comply with the formula: Zs ≤ Uo / Ia When the protec-
tion device is FUSE, Uo = 230v, Ia and Zsmax
Break (5s)
Break (0.4s)
Rated current
The potential short current must be greater than Ia.
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