Siemens SINAMICS S120 Manual page 36

3 DCC Blocks
Setting Tip
Table 3-10-1 Brake Test data set setting tip
SINAMICS
Name
parameter
number
p492 Maximum
speed
difference
per
sampling
cycle
p640 Current limit
p1082 Maximum
speed
p1520 CO: Torque
limit upper
p1521 CO: Torque
limit lower
p1530 Power limit
motoring
Power limit
p1531
regenerative
Motor
p2175
blocked
speed
threshold
p2177 Motor
blocked
delay time
Motor
p2178
stalled delay
time
NOTE The above table indicates only suggested parameters and values, individual
parameters and values must be determined based on user's application.
NOTE If SINAMICS faults occur during the brake test, adjust all parameters mentioned
in table 3-9-1.
Extended Crane Drive-Based Technology AC
Extended Crane Drive-Based Technology SINAMICS S120
DCC Add-On Description 109767457,
Connection
Data type
type
IN REAL
IN REAL
IN REAL
IN REAL
IN REAL
IN REAL
IN REAL
IN REAL
IN REAL
IN REAL
V1.2, 09/2019
Meaning
Sets the maximum Set to more than speed
permissible speed setpoint in order to
difference within the develop required torque
current controller
sampling time
Set to about 225% of
Sets the current limit
operational data set value
Sets the highest Increase from default
possible speed value, but this value is
entirely dependent on the
design data of the motor,
and must be determined
for specific application
Sets the fixed, upper Set to approximatley
torque limit 225% of operational data
set value
Sets the fixed, lower Set to approximatley
torque limit 225% of operational data
set value
Sets the power limit Set to approximatley
when motoring 225% of operational data
set value
Sets the Set to approximatley
regenerative power 225% of operational data
limit set value
Sets the speed Increase from default
threshold for the value, but this value is
message ''Motor entirely dependent on the
blocked'' (BO: design data of the motor,
r2198.6) and must be determined
for specific application
Sets the delay time Set a value larger than
for the message p22013 BrakeTestOK_
''Motor blocked''
DelayTime (ms)
(BO: r2198.6)
Sets the delay time Set to approximatley
for the message 200% of operational data
''Motor stalled'' (BO: set value
r2198.7)
Reccomended Value
36