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Analogues by specifications
Fast-acting fuse with trip characteristic aR, for rated current 550 (A), rated voltage 690 (V), connection type recessed contact caps. OptiFuse FR series fast-acting fuses for rated currents from 40 to 4000 A are designed to protect semiconductor thyristor drives, rectifiers for electrolysis, and other types of conversion devices; fuses can also be used for rolling stock applications.
Fuses are manufactured in accordance with the requirements of GOST IEC 60269-1-2016, GOST IEC 60269-4-2135
Design of fuse status indicator
Front
Utilization category
aR (semiconductor short-circuit protection)
Rated breaking capacity
100 кА
Rated voltage
690 В
Rated current
550 А
Current type
Alternating current (AC)
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