Temperature relay tests temperature of motor, if it exceeds rating temperature to send a signal, contactor cut off main circuit to complete protection of motor.

温度继电器检测电动机温度，超过额定温度发出信号，接触器切断主电路，完成电机保护。

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All Pacific Valves are designed to operate through pressure and temperature range shown in these P-T Charts for a particular ANSI Class Rating and ASTM Material.

所有美国太平洋阀门都适用于这些压力-温度表内某个特定的ANSI压力等级和ASTM材料所显示的压力和温度范围内。

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A paper storage rating is based on testing each paper for its resistance to yellowing over time using accelerated tests incorporating high temperature and high humidity.

纸张的保存率是基于测试每种纸张通过加速高温和高湿环境对变黄的阻碍率。

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Northerly situated Scandinavia, which gets some of its currents from the Arctic Circle, is home to a lot of snow and cold, with Helsinki, Finland, facing the moisture of the Baltic Sea in addition to low temperature, rating tops in both categories.

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They are certified to MIL-STD 810G for extremes in temperature, vibration, shock and four-foot drops and have an IP65 rating for ingress protection, which means they are fully protected against dust and can withstand low pressure jets of water from all directions.

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