Danfoss VLT MCB 150 Operating Instructions Manual
Also see for VLT Safety Option MCB 150: Installation guideInstallation guide
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NOTICEThe connections are not pre-wired from factory.9. Fit the LCP or blind cover in the extended LCPframe.10. Connect power to the frequency converter.11. Set up the input/output functions in thecorresponding parameters, as mentioned in themanual for the Safe Plug-in in MCT 10The commissioning test report is automatically generatedvia the Safe Plug-in in MCT 10 after downloading theparameters to the safety option.CAUTIONThe operator or electrical installer is responsible forproper grounding and compliance with all applicablenational and local safety regulations.4.1.4 General Wiring GuidelinesInputsUse appropriate wiring to exclude short circuits betweenthe inputs or to a supply lineOutputUse separate multicore cable for supply voltages to avoidshort circuits between the cable from the output (S37) tothe 24 V DC supply lineCAUTIONAs a result of short circuits, it is no longer possible toswitch off the frequency converter terminal 37.NOTICEControl cables must be screened/armoured.See the section Earthing of Screened Control Cables in theVLT® AutomationDrive Design Guide for detailed specifi-cations.Only screened cables are suitable for connecting encoders.NOTICEAll signals to safety option must be PELV supplied andcomply with EN IEC 60204.• Route sensitive control cables - such as encoderand active safety component cables - without anyinterruption with optimum screen support atboth ends• Connect screens at both ends to the groundedenclosures through a good electrical connectionand through a large surface area• Connect cable screens as close as possible to thecabinet cable entry• If at all possible, intermediate terminals shouldnot interrupt cable screens• Retain cable screens for both power cables aswell as for signal and data cables using theappropriate EMC clamps. The screen clamps mustconnect the screen to the EMC shield bar or thescreen support element for control cablesthrough a low inductive connection through alarge surface area.Installation Operating InstructionsMG34W302 Danfoss A/S © Rev. 2014-02-11 All rights reserved. 274 4 |
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