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Q. What if I have an appliance connected to the battery whilst charging?

A.Poweringanappliancewhilechargingyourbatterywillimpactonthebatterychargers

ability to accurately measure the battery’s response to the charge being applied.

Thebatterychargerhasbeendesignedtoaccommodatethissituationalthoughnot

recommended.

 Foroptimumchargingitisrecommendedtochargewithoutanyapplianceloadon

thebattery.PowerSupplymodeisrecommendedwhenanapplianceisconnectedto

abatteryandisdrawingpower.

Q. Can I select a different battery chemistry for charging my battery?

A.Yesthebatterychemistryselectioncanbedifferenttoyourbatterytypeifthecharge

voltagesmatchthebatterymanufacture’srecommendations.

Q. Why does CALCIUM mode take so long to charge?

A.TofullychargeaCalciumbattery,thebatteryrequiresanextrachargingstagecalled

‘Equalisation’.Thisconsistsofaconstantcurrentbeingfedintothebatteryuntil

16Volts(12V)or32Volts(24V)isreached.Thisrejuvenatesthebatterycells.This

chargingstagecantakeupto12hours.

Q. Why do I need a special Calcium mode?

A.BecauseofthedifferentchemistryusedtomakeaCalciumbattery,adifferentcharging

algorithm(ortechnique)isrequired.Calciumbatteriesarealsoaffectedwhendeeply

dischargedorusedheavily.TheyneedtoberechargedbyaCalciumchargertofully

rechargethebatteryandtomaximizethebattery’slifeandperformance.

Q. What is a Calcium battery?

A.Calciumbatteriesareleadacidbatteriesthathavehadcalciumaddedtothe

leadplates,eithertooneplate(calledCalciumHybrid)ortobothplates(called

Calcium–Calcium).

Theaddedcalciumprovidesanumberofbenefits:

i. LowerinternalresistancewhichprovidesasmallincreaseinCCAperformance.

ii.Theabilitytowithstandhigherenginebaytemperatures.

iii.Lowselfdischargerate,whichincreasestheshelflife,typically4timeslonger

thanaLead–Leadbattery.

Projecta IC5000 User Manual

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