Specifications

8 ETAsys.com
Specifications are subject to change without notice.
1601 Jack McKay Blvd. Ennis, Texas 75119 U.S.A.
Telephone: 800-321-6699 Fax: 800-996-3821
6. AC Mains Function Display
7. AC Mains Voltage Display–Thisdisplaywillilluminate
when the AC Mains power cord is plugged into an AC
source.Note:thedisplayhasa1.5%tolerance.
8. Sequence Indicator–TherearethreegreenLED
activesequenceoutletindicatorslabeled“SEQ1”,
“SEQ2”,and“SEQ3”.Theirsequencetimingisset
for3secondsbetweenSequence1-2&2-3whilein
“On”mode,andSequence3-2&2-1during“Off”
mode.WhentheLEDisilluminated,thecorresponding
AC outlet on the rear of the chassis will be active or
“Live”.Turned“On”,theorderthetriggersequence
is“SEQ1,SEQ2,SEQ3”.Turned“Off”,itis“SEQ3,
SEQ2,SEQ1”.
9. AC Mains Wiring Polarity Fault Indicator–TheRed
LEDwillilluminateiftheACMainsPowerCordispluggedintoanACMainsoutletthatiswiredincorrectly,suchaswhentheAC
HotandtheACNeutralarewiredbackwards.
10. AC Mains Breaker Indicator–ThisRedLEDwillilluminateifthemaximumunitcurrentdrawisexceeded.Thebreakerratingis
15A,butwillhandlehigherpeaksforashortperiodoftime.TheLEDwillilluminateuntiltheACMainsBreakerisreset.
11. AC Fault Indicator–AlthoughtheDualClampingSuppression(DCS)circuitvirtuallyassuresprotectionfrommosttransient
voltage spikes and surges nature has a way of occasionally creating electrical forces that are beyond the capabilities of any device
to absorb without some degree of damage. In the rare instance that this occurs and the DCS circuit has been damaged, the Red
“ACFault”LEDindicatorwillilluminateandaninternalbuzzerwillsound.TheETA-ECS3willalsoshutoffpermanentlyuntilthe
unitisrepaired.NOTE:IftheACFaultLEDisilluminatingitisimportanttohaveallequipmentthatwasconnectedtothatAC
MainsLineinspectedforproperoperation.
12. AC Mains Abnormal Voltage Indicator–ThisLEDflashesunderseveralACMainsfaultsituationsthatarelistedbelow.Normal
operating voltages for AC Mains voltage is considered to be between 108VAC and 125VAC. Any voltages exceeding those
parametersareconsideredarisktodamageequipmentpluggedintotheETA-ECS3.
High AC Line Mains–TheAbnormalVoltageLEDwillflashbetween128VAC–132VACindicatingpossibledamagemayoccur
toequipmentduetohighACMainsvoltage.TheETA-ECS3outletswillremainactivebuttheLEDwillstayflashingevenifthe
voltagereturnstoanormaloperatingrange.TostoptheLEDfromflashingthesystemactivationswitchmustbecycled“Off”.
Note:ItisrecommendedpriortoproceedingtohavetheACMainsinspectedbyanelectrician.
Low AC Line Mains–TheAbnormalVoltageLEDwillflashbetween101VAC–107VACindicatingpossibledamagemayoccur
toequipmentduetolowACMainsvoltage.TheETA-ECS3outletswillremainactivebuttheLEDwillstayflashingevenifthe
voltagereturnstoanormaloperatingrange.TostoptheLEDfromflashingtheSystemActivationSwitchmustbecycled“Off”.
Note:ItisrecommendedpriortoproceedingtohavetheACMainsinspectedbyanelectrician.
Extreme High AC Line Mains–IftheACMainsreach132VAC,theEVS(ExtremeVoltageShutdown)circuitwillbetriggered
toshutofftheACoutletswhileactivatingtheAbnormalVoltageLED.TheRedLEDwillilluminatesteadyandtheACMains
VoltageMeterwillflashOL(Overload),indicatingpossibledamagemayoccurtotheequipmentpluggedintotheETA-ECS3due
tohighACMainsvoltage.TheETA-ECS3outletswillremainoffuntiltheSystemActivationSwitchiscycled“Off”.Note:Itis
recommended prior to proceeding to have the AC Mains inspected by an electrician.
Extreme Low AC Line Mains–IftheACMainslowersto100VAC,theEVS(ExtremeVoltageShutdown)circuitwillbe
triggeredtoshutofftheACoutletswhileactivatingtheAbnormalVoltageLED.TheRedLEDwillilluminatesteadyandtheAC
MainsVoltageMeterwillflashOL(Overload),indicatingpossibledamagemayoccurtotheequipmentpluggedintotheETA-
ECS3duetolowACMainsvoltage.TheETA-ECS3outletswillremainoffuntiltheSystemActivationSwitchiscycled“Off”.
Note:ItisrecommendedpriortoproceedingtohavetheACMainsinspectedbyanelectrician.
ETA-ECS3
Power Sequencer & Conditioner
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