Rating RangeSwitch Dependent
Transfer TypeApplication Dependent
Switch TypeApplication Dependent
Undervoltage Dropout for Source 1 and Source 275-98% of nominal
Undervoltage Restore for Source 1 and Source 285-100% of nominal
Underfrequency Dropout for Source 1 and Source 288-98% of nominal
Underfrequency Restore for Source 1 and Source 290-100% of nominal
Delay for Engine Cool Down (U)0-10 seconds
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 Ambient40 - 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