What If The Motor Does Not Start - Danfoss VLT Brook Crompton Motor FCM 300 Design Manual

All about FCM 300
under both Warning and Alarm, this can mean that a
warning precedes the alarm. It can also mean that it is
possible to program whether a given fault is to result in a
warning or an alarm. After a trip, alarm and warning will
No. Description
2 Live zero fault (LIVE ZERO ERROR)
4 Phase loss (MAINS PHASE LOSS)
5 Voltage warning high (DC LINK VOLTAGE HIGH)
6 Voltage warning low (DC LINK VOLTAGE LOW)
7 Overvoltage (DC LINK OVERVOLT)
8 Undervoltage (DC LINK UNDERVOLT)
9 Inverter overload (INVERTER TIME)
11 Motor thermistor (MOTOR THERMISTOR)
12 Torque limit (TORQUE LIMIT)
13 Overcurrent (OVERCURRENT)
14 Earth fault (EARTH FAULT)
15 Supply fault (SWITCH MODE FAULT)
16 Short-circuit (CURR.SHORT CIRCUIT)
17 Standard bus timeout (STD BUS TIMEOUT)
18 HPFB bus timeout (HPFB TIMEOUT)
33 Out of frequency range (OUT FREQ RNG/ROT LIM)
34 HPFB error (HPFB ALARM)
35 Inrush fault (INRUSH FAULT)
36 Overtemperature (OVERTEMPERATURE)
37 Internal error (INTERNAL ERROR)
Table 4.4 Warnings and Alarms

4.2.2 What if the Motor does not Start?

The LCP may be set for local stop. If so, the motor does
not start when you disconnect the LCP. To make the
motor start an LCP has to be connected, - there is no
other way, and the MCT 10 Setup Software will not tell
you what is wrong or what to do. So in case of problems
follow the procedure stated below:
Green Yellow
LED 302 LED 301
OFF OFF
ON OFF
ON OFF
ON ON
For further information see the quick setup MG03FXYY.
Table 4.5
1. Make sure no parameters have been changed
from initial delivery status (factory setting). Use
the Local Control Panel or serial port to reset to
factory setting. Make sure that parameter 002 is
®
VLT DriveMotor FCM Series
Red Action
LED 300
OFF Apply power
OFF Apply start and reference signals
ON Apply and remove reset signal
ON Switch off power until all LED's have turned off
®
MG03BA02 - VLT is a registered Danfoss trademark
flash, but if the fault is removed, only alarm will flash. After
a reset, the FC motor will be ready to start operation
again.
Warning Trip Alarm
X X
X X
X
X
X
X
X X
X
X
X
X
X
X
X X
X X
X
X X
X
X X
X
WARNING
Warning:
Extreme care must be taken when operating
the unit with open lid.
set for remote (if not, the yellow LED 301 will be
flashing slowly.
2. Make sure no STOP command has been made via
the optional control panel keyboard (local stop,
yellow LED 301 flashing slowly *), Control panel
STOP can only be restarted by the Control Panel
START button.
Trip locked
X
4 4
X
X
X
X
X
X
X
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