Introduction; Available Literature; Approvals; It Mains - Danfoss VLT FC 51 Quick Manual

Quick Guide

1.2 Introduction

1.2.1 Available Literature

NOTE
This design guide contains the basic information necessary
for installing and running the frequency converter.
If more information is needed, the literature below can be
downloaded from:
http: //www.danfoss.com/BusinessAreas/DrivesSolutions/
Documentations
Title
VLT Micro Drive FC 51 Design Guide
VLT Micro Drive FC 51 Quick Guide
VLT Micro Drive FC 51 Programming Guide
FC 51 LCP Mounting Instruction
FC 51 De-coupling Plate Mounting Instruction
FC 51 Remote Mounting Kit Mounting Instruction
FC 51 DIN Rail Kit Mounting Instruction
FC 51 IP21 Kit Mounting Instruction
FC 51 Nema1 Kit Mounting Instruction
Line Filter MCC 107 Installation Instruction
Table 1.1

1.2.2 Approvals

Table 1.2

1.2.3 IT Mains

NOTE
IT Mains
Installation on isolated mains source, i.e. IT mains.
Max. supply voltage allowed when connected to mains:
440 V.
As an option, Danfoss offers recommended line filters for
improved harmonics performance.
®
VLT Micro Drive Quick Guide

1.2.4 Avoid Unintended Start

While the frequency converter is connected to mains, the
motor can be started/stopped using digital commands, bus
commands, references or via the LCP.
Literature
no.

1.2.5 Disposal Instruction

MG02K
MG02B
MG02C
MI02A
MI02B
MI02C
MI02D
MI02E
MI02F
Table 1.3
MI02U

1.3 Installation

1.
2.
3.
4.

1.3.1 Side-by-Side Installation

The frequency converter can be mounted side-by-side for
IP20 rating units and requires 100 mm clearance above
and below for cooling. Refer to the specifications near the
end of this document for details on environmental ratings
of the frequency converter.
®
MG02B702 - VLT is a registered Danfoss trademark
•
Disconnect the frequency converter from mains
whenever personal safety considerations make it
necessary to avoid unintended start of any
motors.
•
To avoid unintended start, always press [Off/
Reset] before changing parameters.
Equipment containing electrical components
must not be disposed of together with domestic
waste.
It must be separately collected with electrical
and electronic waste according to local and
currently valid legislation.
Disconnect FC 51 from mains (and external DC
supply, if present.)
Wait for 4 min (M1, M2 and M3) and 15 min (M4
and M5) for discharge of the DC-link.
Disconnect DC bus terminals and brake terminals
(if present).
Remove motor cable.
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