High Voltage; Safety Instructions - Danfoss MCO 350 Operating Instructions Manual

1. Safety Regulation
1
FC 300
These Operating Instructions can be used for all MCO 350 Synchronising Controller for VLT
AutomationDrive FC 30x frequency converters with software version 1.1x.
The software version number can be seen from parameter 19-92.

1.1.4. High Voltage

1.1.5. Safety Instructions

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6
380 - 500 V 0.25 - 7.5 kW
11 - 22 kW
30 - 75 kW
90 - 200 kW
250 - 400 kW
525 - 690 V 37 - 250 kW
315 - 560 kW
MCO 350 Synchronising Controller for
VLT AutomationDrive FC 30x
Operating Instructions
Software version: 1.1x
The voltage of the frequency converter is dangerous whenever the frequency con-
verter is connected to mains. Incorrect installation or operation of the motor or
frequency converter may cause damage to the equipment, serious personal injury
or death. The instructions in this manual must consequently be observed, as well as
applicable local and national rules and safety regulations.
Installation in high altitudes
380 - 500 V: At altitudes above 3 km, please contact Danfoss Drives regarding PELV.
525 - 690 V: At altitudes above 2 km, please contact Danfoss Drives regarding PELV.
Make sure the FC 300 is properly connected to earth.
Do not remove mains plugs or motor plugs while the FC 300 is connected to mains.
Protect users against supply voltage.
Protect the motor against overloading according to national and local regulations.
Motor overload protection is not included in the default settings. To add this function,
Motor thermal protection
set parameter 1-90
North American market: ETR functions provide class 20 motor overload protection, in
accordance with NEC.
The earth leakage current exceeds 3.5 mA.
The [OFF] key is not a safety switch. It does not disconnect the FC 300 from mains.
MG.33.Q1.02 - VLT
Syncronising Controller MCO 350 Operating
4 minutes
15 minutes
15 minutes
20 minutes
40 minutes
20 minutes
30 minutes
ETR trip
to value or
®
is a registered Danfoss trademark
Instructions
ETR warning
. For the