Danfoss VLT AQUA FC 202 Operating Instructions Manual

Also see for VLT AQUA Drive FC 202: Service guide Installation guide Installation guide Operating guide Installation guide

Contents

175ZT975.10Illustration 3.69 Mounting of EMC Shield.3.6.12 Mains ConnectionMains must be connected to terminals 91, 92 and 93. Earthis connected to the terminal to the right of terminal 93.Terminal No. Function91, 92, 9394Mains R/L1, S/L2, T/L3EarthTable 3.26 Mains Terminals ConnectionCAUTIONCheck the name plate to ensure that the mains voltageof the frequency converter matches the power supply ofthe plant.Ensure that the power supply can supply the necessarycurrent to the frequency converter.If the unit is without built-in fuses, ensure that theappropriate fuses have the correct current rating.3.6.13 External Fan SupplyIn case the frequency converter is supplied by DC or if thefan must run independently of the power supply, anexternal power supply can be applied. The connection ismade on the power card.Terminal No. Function100, 101102, 103Auxiliary supply S, TInternal supply S, TTable 3.27 External Fan Supply TerminalsThe connector located on the power card provides theconnection of line voltage for the cooling fans. The fansare connected from factory to be supplied from a commonAC line (jumpers between 100-102 and 101-103). If externalsupply is needed, the jumpers are removed and the supplyis connected to terminals 100 and 101. Use a 5 A fuse forprotection. In UL applications, use a LittelFuse KLK-5 orequivalent.3.6.14 FusesIt is recommended to use fuses and/or circuit breakers onthe supply side as protection in case of component break-down inside the frequency converter (first fault).NOTICEThis is mandatory to ensure compliance with IEC 60364for CE or NEC 2009 for UL.WARNINGPersonnel and property must be protected against theconsequence of component break-down internally in thefrequency converter.Branch circuit protectionTo protect the installation against electrical and fire hazard,all branch circuits in an installation, switch gear, machinesetc., must be protected against short-circuit andovercurrent according to national/international regulations.NOTICEThe recommendations given do not cover branch circuitprotection for UL.Short-circuit protection:Danfoss recommends using the fuses/circuit breakersmentioned below to protect service personnel andproperty in case of component break-down in thefrequency converter.Non UL complianceIf UL/cUL is not to be complied with, use the followingfuses to ensure compliance with EN50178:P110 - P250 380 - 480 V type gGP315 - P450 380 - 480 V type gRTable 3.28How to Install VLT AQUA Drive FC 202 Operation Instructions56 MG20P402 - Rev. 2013-12-1633