166
Signal and parameter list
3ADW000379R0501 DCS550 Manual e e
Signal / Parameter name
m
in.
ma
x.
def
.
uni
t
1st current controller status word:
Bit
Value Comment
B0
1
command FansOn
0
command FansOff; See also trip levels in paragraph
B1
1
one mains phase missing
0
no action
B2
reserved
B3
1
motor heating function active
0
motor heating function not active
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B4-5
reserved
B6
1
dynamic braking active / started
0
dynamic braking not active
B7
1
command to close main contactor: MainContactorOn
0
command to open main contactor: MainContactorOff
------------------------------------------------------------------------------------------------------------------------------------------------------------------
B8
1
command to close contactor for dynamic braking resistor (armature current is zero): DynamicBrakingOn
0
command to open contactor for dynamic braking resistor: DynamicBrakingOff
B9
1
drive is generating
0
drive is motoring
B10
1
command to close the US style changeover DC-contactor (close the DC-contact, open the resistor contact):
US DCContactorOn
0
command to open the US style changeover DC-contactor (open the DC-contact, close the resistor contact):
US DCContactorOff
B11
1
firing pulses active (on)
0
firing pulses blocked
------------------------------------------------------------------------------------------------------------------------------------------------------------------
B12
1
continuous current
0
discontinuous current
B13
1
zero current detected
0
current not zero
B14
1
command Trip DC-breaker (continuous signal)
0
no action
B15
1
command Trip DC-breaker (1 s pulse)
0
no action
Int. Scaling: 1 == 1
Type: I
Volatile:
Y
6.04 CurCtrlStat2 (2
nd
current controller status)
2nd current controller status word. The current controller will be blocked, CurRefUsed (3.12) is forced to zero and
ArmAlpha (3.13) is forced to the value of ArmAlphaMax (20.14) if any of the bits is set (0 == OK):
Bit
Value Meaning
B0
1
overcurrent, F502 ArmOverCur [FaultWord1 (9.01) bit 1]
0
no action
B1
1
mains overvoltage (AC), F513 MainsOvrVolt [FaultWord1 (9.01) bit 12]
0
no action
B2
1
mains undervoltage (AC), F512 MainsLowVolt [FaultWord1 (9.01) bit 11]
0
no action
B3
1
waiting for reduction of EMF to match the mains voltage [see RevVoltMargin (44.21)]
0
no action
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B4-7
reserved
------------------------------------------------------------------------------------------------------------------------------------------------------------------
B8-9
reserved
B10
1
waiting for zero current, if ZeroCurTimeOut (97.19) is elapsed before bit 10 is set back to 0
F557ReversalTime [FaultWord4 (9.04) bit 8] is set
0
no action
B11
reserved
Summary of Contents for DCS550 Series
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