Dynamic Test - Danfoss FCD300 Service Manual

13.2. Dynamic test

WARNING: These measurement are done with main supply connected to the unit,
and therefore don't touch anything without the right protection.
This test is possibly to do with the service tool (175N2404) connected between the
installations box and the electronic part.
Measurement
DC output 24 V
DC output 10 V
DC output 5V
(to BUS option)
DC output 5 V
(to LCP option)
Motor current
Motor voltage
Supply current
Supply voltage
UDC voltage and
ripple
Analog and
digital I/O
Relay option
Break control
signals output -
dynamics
Break control
signals output -
mechanist
DC input 24 V
from ext. supply
(if connected)
NB: See terminal function in chapter "Control inputs / outputs"
Release 01/2003
Revise 08/01/2003 by DD Service Manager, Steffen Sundbæk
Service Manual FCD 300
Method
RMS volt meter
RMS volt meter
RMS volt meter
RMS volt meter
Current clamp and
min. 25 % load
Analog volt meter
and min. 25 % load
Current clamp and
min. 25 % load
RMS volt meter and
min. 25 % load
RMS volt meter and
Scope and min. 25 %
load
RMS meter
RMS meter (volt or
ohm)
RMS volt meter
RMS volt meter
RMS volt meter
Point
Between terminal 12 to
GND terminal 55
Between terminal 50 to
GND terminal 55
Between terminal 67 to
GND terminal 70
Between terminal V to
GND terminal G
Cable from Terminal 96,
97 and 98.
Between Terminal 96, 97
and 98.
Cable from Terminal 91,
92 and 93.
Between Terminal 91, 92
and 93.
Between Hole in plastic
(-UDC) and terminal 82
(+UDC)
Terminal 12 to 50.
Terminal 01, 02 and 03.
Terminal 81 and 82.
Terminal 122 and 123.
Between terminal 36(+)
to terminal 35 (-)
Value
24 V DC
10 V DC
5 V DC
5 V DC
Depend on the load, but
imbalance should be
within 2 %
Depend on the load, but
imbalance should be
within 2 %
Depend on the load, but
imbalance should be
within 5 %
380 to 480 V ± 10 % and
max. imbalance 2%
450 to 765 V and ripple
300 Hz and under 1%
Depend how the I/O is
set-up by the parameter
OFF (inactive): terminal
01 and 03 are shorted.
ON (Active): terminal 01
and 02 are shorted
UDC bus voltage when
active. Normal about 770
V on first switch on
0,45 * supply voltage
when active else 0 V.
WARRING:
DIRECT
CONNECTION
TO SUPPLY LINES
24 V DC
21