MX250 Microprocessor Controller
MX250 Microprocessor Controller

The MX250 microprocessor is standard with the entire CTS product family. The MX250 Series includes all the standard features of the MX150 Controller while offering expanded programmability and field adaptability. The high reliability and ease of unattended operation makes it ideal to use in a wide range of mission critical applications.

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Rating Range Switch Dependent
Transfer Type Application Dependent
Switch Type Application Dependent
Undervoltage Dropout for Source 1 and Source 2 75-98% of nominal
Undervoltage Restore for Source 1 and Source 2 85-100% of nominal
Underfrequency Dropout for Source 1 and Source 2 90-100% of nominal
Delay for Engine Cool Down (U) 0-60 minutes
Delay Transfer to Nonpreferred Source (W) 0-5 minutes
Delay NeutralTransition Time Delays (DT,DW) 0-10 minutes
Storage Temperature (-30˚C - 75˚C ), -22˚F - 167˚F
Operating Temperature Ambient 40 - 400 amp molded shell (-20˚C to 65˚C) , -4˚F to 149˚F
40 - 4000 amp all others (-20˚C to 60˚C), -4˚F to 149˚F