继电器外壳应清洁无灰尘。
介绍了一种具有热过载报警不脱扣功能的CM 3塑料外壳式断路器,其将热过载继电器的部分功能与MCCB的功能有机地结合在一起。
CM3 molded case circuit breaker (MCCB) with thermal overload alarm but non-release function was introduced. It integrates part function of thermal overload relay and function of MCCB.
MCP应符合NEMA 12日(北美应用)或IP - 54的外壳充分继电器的大小,人机界面,PLC机架等所需的洁净室系统的运作。
The MCP shall be a NEMA 12 (for North American applications) or IP-54 enclosure adequately sized for all of the relays, PLC rack, HMI, etc. required for the operation of the clean room system.
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