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LX301 Solid State Control Module
Control Module Features
¾ 2PDT contacts for engine start signals
¾ Module is adjustable from 120-600V, 50-60Hz
¾ Quick disconnect plugs for easy removal
Voltage & Frequency Sensing
¾ Adjustable close differential voltage sensing of all phases of normal source
¾ Pick-up voltage adjustment from 85% to 100%
¾ Drop out voltage adjustment from 75% to 98% of pick-up
¾ Voltage and frequency sensing on all phases of emergency
¾ Voltage adjustable from 85% to 100% of nominal
¾ Frequency adjustable from 90% to 100% of nominal
¾ Voltage and Frequency sensing available for single or three phase operation
Status LED’s:
¾ Normal source voltage available
¾ Emergency source voltage available
¾ Emergency source frequency okay
¾ Transfer to emergency timing
¾ Retransfer to normal timing
¾ Engine cool-down timing
Field adjustable
¾ Time delay to override momentary normal source outages to delay all transfer switch and engine-starting signals—
adjustable zero to six seconds
¾ Transfer to emergency time delay—adjustable from zero to five minutes for controlled timing of load transfer to
emergency
¾ Retransfer to normal time delay—adjustable two to 30 minutes with automatic bypass if emergency source fails
¾ Time delay for running engine unloaded (cool-down)—adjustable from two to thirty minutes