Keba D3-DA 3 Series - 8.7 Validation of SBC safety function; 8.8 Validate cross circuit test

D3DA3xx/xSafetyfunctions
ProjectengineeringmanualV1.00
82
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8.7 ValidationofSBCsafetyfunction
ThesafetyfunctionSBChastobevalidatedagainstthesafetyrequirements
fromtheapplicationinthefollowingcases:
● Duringcommissioning
● Afterchangesoftheapplication
● Afterrepairordevicereplacement
● Onceayear
Thefollowingtableshowstheteststepstobeundertaken.Thetablehasto
beworkedthroughfromtoptobottom.
Description State/Event Expectedresult
Initialstate
● Systemisswitchedon
● SBCisactivated
● Brakesarereleased
(STO1inputisactive)
Brake(s)is/arereleased.
Teststep1
STO1inputbecomesinac
tive.
Brake(s)is/areappliedand
thereisnoerrormessage.
Teststep2 STO1inputbecomesactive. Brake(s)is/arereleased.
8.8 Validatecrosscircuittest
IfmonitoringofSTOinputsisundertakenbymeansofusageoftestoutputs,
e.g.usageoftestoutputsofthesupplymodule,thishastobevalidatedinthe
followingcases:
● Duringcommissioning
● Afterchangestotheapplication
● Afterrepairordevicereplacement
Thefollowingtableshowstheteststepstobeundertaken.Thetablemust
workedthroughfromtoptobottom.
Description State/Event Expectedresult
Initialstate
● Systemisswitchedon
● Inputsofsafetyfunc
tionsareactive
(switchedon).
● Drivecontrollerhasre
leasedbrake(s).
*)
.
Brake
*)
andtorqueareen
abled.
Teststep1
Oneofthetestoutputsis
shortingagainst24V
Thesafetysystemswitchsoff
break
*)
andtorqueaftermax.
2,4sandanerrormessage
occures.
*)
OnlyappliesincaseSBCisactive.