A fail-safe backup system ensures reliable operation, even if a fault develops in the main circuit.
一个自动防故障装置的后备系统确保了可靠的运转，即时在主要电路产生了故障。
2
With working experience, the author has summarized the test methods of short circuit and overload protection of non-inherently short-circuit proof transformer and fail-safe transformer.
作者结合工作心得，对非固有耐短路、无危害式安全变压器的短路和过载保护测试方法进行了总结和归纳。
3
A basic robust failsafecircuit is composed of a basic functional module and an error locating translator.