Relay box is an operational device to tripping and closing of breaker instructed by protection, breaker controlling unit, monitor unit, and auxiliary device of breaker.

操作箱的作用是用来完成保护、断控单元、测控单元、断路器辅助装置对断路器跳合闸操作的装置。

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The system includes main engine remote control, generating plant automatic control, level monitor, machinery space monitor, auxiliary machineries regulation, management centre, etc.

该系统由主机遥控、自动电站、油水与压载自控、船舶浮态自控、监测调控及轮机管理中心等子系统组成。

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The user can detect and monitor the quantity of water of the cooling water in the auxiliary water container at any time. The accessibility of the detection and monitoring for the user is enhanced.

亦 即使用者可借以随时进行副水箱内冷却水水量的检测与监测，而可 因此提高使用者检视的方便性。

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