ABB DCS 600 MultiDrive Systembeschreibung Seite 33

Voltage
switched off
Power ON
A B C D E F
disable operation
(MCW Bit3=0 RUN)
Inhibit
Operation
Inhibit
converter pulses
active
Status:
Operation Disabled
operation
(MSW Bit2=0 RDY_REF)
disabled
from every device status
OFF1 (MCW Bit0=0)
Stop drive *) according to
- DECELER TIME (22.02)
at speed control
- TORQ RAMP DOWN (25.06) /
TORQ REF A FTC (25.02)
OFF1
at torque control
active
then open Main Contactor
Status:
OFF
(not ready for startup,
MSW Bit0=0)
(n=0 / I=0) OR (MCW Bit3=0 (RUN))
B C D
RFG-output
disable
(MCW Bit4=0
RAMP_OUT_ZERO)
C D
RFG stop
(MCW Bit5=0
RAMP_HOLD)
Setpoint
disabled
(MCW Bit6=0
RAMP_IN_ZERO)
MCW = Main Control Word
MSW = Main Status Word
n = Speed
I = Power input current
RFG = Ramp Function Generator
*) while the drive is being stopped,
status bit RDY_REF (MSW bit 2)
remains at "1" as long as the drive
generates torque.
Abb. 3.3/1: Steuerung und Status
Switch on
inhibit
OFF 1 (MCW Bit0=0)
not ready
to swich on
Main Control word basic condition
(MCW=XXXX XXXX XXXX X110)
ready to
switch on
ON (MCW Bit0=1)
Ready
Release
operation
RUN
(MCW Bit3=1)
Enable
Operation
A
RFG-output free
RAMP_OUT_ZERO
(MCW Bit4=1)
RFG: Enable
output
D
B
RFG-output released
RAMP_HOLD
(MCW Bit5=1)
RFG: Accelerator
enable
C
Setpoint released
RAMP_IN_ZERO
(MCW Bit6=1)
Operating
state
D
3ADW000072R0603 DCS600 System description d f
ABB Drive Profile
Status Disable
ON INHIBIT
(MSW Bit6=1)
Status Not ready for startup
OFF (MSW Bit0=0)
Status Ready for startup
(MSW Bit0=1)
RDY_ON
Status Ready for operation
RDY_RUN (MSW Bit1=1)
from every device status
Emergency Stop
OFF3 (MCW Bit2=0)
Stop drive *)
OFF3
according to
active
parameter 21.04
eme stop mode
Status:
OFF_3_STA
(MSW Bit5=0)
n=0 / I=0
Release electronics and pulses
RDY_REF (MSW Bit2=1) Status Operation released
MCW : Bit 4 = 0 and Bit 5 = 0 and Bit 6 = 0
Purpose: Main speed ref. is deactivated
INCHING 1 ON (MCW Bit 8 = 1)
Inching 1 Active
Drive Running
INCHING 1 OFF (MCW Bit 8 = 0)
INCHING 2 ON (MCW Bit 9 = 1)
Inching 2 Active
Drive Running
INCHING 2 OFF (MCW Bit 9 = 0)
n = n_set
AT_SETPOINT
(MSW Bit8=1)
for DC-drives
Control and
Status
from every device status
Fault
Stop drive
Fault
Status:
TRIPPED
(MSW Bit3=1)
Error corrected
confirm by
RESET (MCW Bit7= 1)
from every device status
Emergency Off
OFF2 (MCW Bit1=0)
OFF2
Coast Stop
active
(no torque)
Status:
OFF_2_STA
(MSW Bit4=0)
Inching 1 setpoint
to speed control
E
Inching 2 setpoint
to speed control
F
dcs_600\docu\fig_4.dsf
II F 3-3