Delta VFD11AMS21AFSHA, User Manual

Page: 289 / 445

Chapter 13 Warning Codes

MS300 (High Speed Model)
13-2
ID No. Display Descriptions
9
IGBT is over-heated than protection level 1~10 HP: 90
o
C
Corrective Actions

Ensure that the ambient temperature falls within the specified
temperature range.

Make sure that the ventilation holes are not obstructed.

Remove any foreign objects from the heat sink and check for possible
dirty in heat sink.

Check the fan and clean it.

Provide enough spacing for adequate ventilation.
11 PID feedback loss
12
ACI signal loss
When Pr. 03-19 is set to 1 or 2.
13 Low current
15 PG feedback error
16 PG feedback loss
17 Over-speed warning
18 Over speed deviation warning
20
When the output current exceeds the over-torque detection level (Pr. 06-07
or Pr. 06-10) and also exceeds Pr. 06-08 or Pr. 06-11, when Pr. 06-06 or
Pr. 06-09 is set as 1 or 3, it will display warning without abnormal record;
when Pr. 06-06 or 06-09 is set as 2 or 4, it will display error, stop running
and there will be an abnormal record.
Corrective Actions

Check if motor is overloaded.

Check Pr. 05-01 motor rated current is correct or not.

Increase motor capacity.
21
22 Motor over-heating
24 Over slip
25 Auto tuning processing