Torque limit, Current limits, Monitor–motor status – Rockwell Automation 1336E IMPACT Adjustable Frequency AC Drive User Manual V 1-4.XX User Manual
Page 358: B-20 control block diagrams
B-20
Control Block Diagrams
Torque Reference Overview, Continued
The torque reference is divided into 6 areas: bus regulator, power
limits, torque selection, torque limit, and monitor-motor status.
Inverter
Overload
Torque Limit
Min
Select
Pos Mtr Cur Lim
Limited Flux
Torque
Limits
72
88
Torque
To Current
Flux
71
8
–
9
10
12
13
14
Min Flux Level
Upper Iq
Limit
Min Flux Level
1
Flux
1
Flux
88
+
Motor
Power %
–
90
Motor
Flux %
= 100%
NTC Limit
11
Limit Status
Iq Limit Param
NTC Limit
Inverter (IT) Limit
Flux Brake
Torque Lim Param
Power Lim Param
Autotune Lim Param
Current
Limits
Max
Select
Current
Limit
Iq Rate
Limiter
I
Iq
Motor Flux %
Reference
To Torque
Block
91
Iq %
77
88
Torque Limit
87
0
+
1
2
3
4
5
6
Torque
Limit Sts
Y
W
X
71
Max
Select
IT Limit
Neg Mtr Cur Lim
73
–1
–1
–
+
Lower Iq
Limit
Current Limits
91
Iq %
Motor
Flux %
86
Motor Torque %
Motor
Speed
81
V
Speed
Feedback
125 MS
Filter
125 MS
Filter
Monitor–Motor Status
Current
Rate Lim
+
+
–
–
1
K
IS
1
K
IS
K
IS
168
K
IS
= I – I
d
2
Flux Current (Id)
I
S
V
168
Flux Current
+
–
V
168
Flux Current
–
Flux
Brake
100%
Encoderless in
Speed Mode
+
V
+
+
Id
Page B-34