OptidriveODP‐2UserGuideRevision1.30
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4 ElectricalInstallation
4.10.2. “STO”FunctionMaintenance.
The“STO”functionshouldbeincludedwithinthecontrolsystemsscheduledmaintenanceprogramsothatthefunctionisregularlytestedfor
integrity(M inimumonceperYear),furthermorethefunctionshouldbeintegritytestedfollowinganysafetysystemmodificationsor
maintenancework.
Ifdrivefaultmessagesareobservedrefertosection11.1”Faultm
essages”forfurtherguidance.
4.11. ConectingaBrakeResistor
OptidriveP2unitsfeatureaninternalbraketransisor,fittedasstandardforallframeSize2–5models,andoptionallyonlargerframesizes.The
brakeresistorshouldbeconnectedtotheDC+andBRTerminalsofthedrive.
ThebraketransistorisenabledusingP1‐05(Refertosection8.
1forfurtherinformation).
Softwareprotectionagainstbrakeresistoroverloadiscarriedoutwithinthedrive.Forcorrectprotection
• SetP1‐14=201
• EntertheresistanceofthebrakeresisotrinP6‐19(Ohms)
• EnterthepowerofthebrakeresistorinP6‐20(kW)