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SPX advanced – description of parameters
SPX ADVANCED APPLICATION MANUAL
SVCH0203—October 2017 www.eaton.com
5.6.2 Current limit handling
Power limit function is meant to limit the drive output power
to the motor. The general way to do this is to give a limiting
signal from a primary system that gives information about
how much power is available for drive operations.
MUX
K
IN 0
IN 1
IN 2
IN 3
IN 4
IN 5
IN 6
IN 7
IN 8
IN 9
P MotPowerLimScaling
P MotorPowerLimir
F
Analogue Input 1
MUL
X
X
F
Analogue Input 2
MUL
X
X
F
Analogue Input 3
MUL
X
X
F
Analogue Input 4
MUL
X
X
F
FB Limit Scaling
MUL
X
X
P Mot.PowerLimit 1
P Mot.PowerLimit 2
0
DI Mot.PowerLimit 1
DI Mot.PowerLimit 2
SEL4
B0
B1
IN00
IN01
IN10
IN11
RAMP10
STOP
OUT
SET
DATA
SPEED
IN
LT
IN 1
IN 2
P PowerLimitRampUpRate
SEL
G
IN 0
IN 1
NOT
IN
SEL
G
IN 0
IN 1
NOT
IN
P
INV Commands.B8
SEL
G
IN 0
IN 1
P Power Limit Follower
LIMIT
MN
IN
MX
0
V
Motor Power
ADD
+
+
+
P
Power Hysteresis
Final Power Limit
MIN
IN 1
IN 2
P
Power Limit
Power limit
ramping
control
