Danfoss VLT Micro Drive FC 51 Operating Instructions

1. Stop VLT – make sure motor is at standstill
2. Choose [2] Enable AMT
3. Apply start signal
– Via LCP: Press Hand On
- Or in Remote On mode: Apply start signal on terminal
18
[0]
*
Off AMT function is disabled.
[2] Enable AMT AMT function starts running.
NB!
To gain optimum tuning of frequency converter,
run AMT on a cold motor.
3-02 Minimum Reference
Range: Function:
0.00
*
[-4999 - 4999] Enter value for minimum reference.
The sum of all internal and external references are clamped
(limited) to the minimum reference value, par. 3-02.
3-03 Maximum Reference
Range: Function:
Maximum Reference is adjustable in the range Minimum Refer-
ence - 4999.
50.00
*
[-4999 - 4999] Enter value for Maximum Reference.
The sum of all internal and external references are clamped
(limited) to the maximum reference value, par. 3-03.
3-41 Ramp1 Ramp-up Time
Range: Function:
3.00 s
*
[0.05 - 3600 s ] Enter ramp-up time from 0 Hz to rated motor frequency (f
M,N
)
set in par. 1-23.
Choose a ramp-up time ensuring that torque limit is not excee-
ded, see par. 4-16.
3-42 Ramp1 Ramp-down Time
Range: Function:
3.00
*
[0.05 - 3600 s] Enter ramp down time from rated motor frequency (f
M,N
) in par.
1-23 to 0 Hz.
Choose a ramp down time that does not cause over-voltage in
inverter due to regenerative operation of motor. Furthermore,
regenerative torque must not exceed limit set in par. 4-17.
4.4.2. Quick Menu Parameters - PI Basic Settings QM2
The following is a brief description of the parameters for the PI Basic Settings. For a more detailed
description, please see
VLT Micro Drive Programming Guide , MG.02.CX.YY.
VLT Micro Drive FC 51 Operating Instructions 4. Programming
MG.02.A2.02 - VLT
®
is a registered Danfoss trademark 19
4

Danfoss VLT Micro Drive FC 51 Specifications

General

Brand	Danfoss
Model	VLT Micro Drive FC 51
Category	DC Drives
Language	English