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khaled hilaly
15-02-2017, 09:19 PM
Hello friends
l have a problem in operating centrifugal trane chiller type CVGE 50 , the compressor run for few seconds and stop before reaching delta stage and display shows ( compressor didn't accelerate: shut down) please can any one help me to solve this problem and how to access starting star-delta sequences timing

so many thanks

AlexG
18-02-2017, 06:53 AM
Did you check amperage on your UCP2 controller? Probably if current is high UCP2 thinks that rotor is locked.