该PLB171是设计来取代，并在提供卓越的可靠性，机电式继电器。
The PLB171 is designed to replace, and offers superior reliability over, electromechanical relays.
这些继电器通过专利的脉冲变压器技术进行运转，提供了机电式继电器和固态光电耦合器的许多优点。
These relays operate through a patented pulse transformer technology that offers numerous advantages over electromechanical relays and solid-state optocouplers.
机械力造成的刺激继电器触点的操作原则的工作。在一个或多个绕组对磁芯或核心，因此，长期的机电式继电器通过电流流动产生的机械力。
The mechanical force is generated through current flow in one or more windings on a magnetic core or cores , hence the term electromechanical relay.
z4是机电式的(继电器式)，支持64个存储字，且运行高达40hz(消耗功率为4kw)。
The Z4 was electromechanical (relay-based), supported 64 words of memory, and ran at a whopping 40hz (at 4kw of consumed power).
电磁式过电流继电器调整困难、度低、靠性差、能有效的对机电设备进行保护。
Electromagnetic overcurrent relays which are difficult to be adjusted and have low accuracy and reliability can not effectively protect electromechanical equipments.
在早年，曾是感应盘式机电继电器。
In early days, there used to be electromechanical relay of induction disk-type.
在早年，曾是感应盘式机电继电器。
In early days, there used to be electromechanical relay of induction disk-type.
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