| 摘要 |
FIELD: electrical engineering, in particular, current protection equipment. SUBSTANCE: device has current transformers, rectifier, actuating protection unit, thyristor gate, electromechanical actuating device, p-n-p and n-p-n transistors, three capacitors, four diodes, stabilizing diode and four resistors. EFFECT: simplified design, increased reliability. 2 dwg
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