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• DOK-POWER*-TVD*1.3****-ANW1-EN-E1,44 • 02.97
5. Terminal Descriptions
DC bus
voltage < 50V
Mains monitoring
DC bus
voltage
≥
270V
S Q
R Q
&
R Q
S Q
&
UD
open with
fault
≥
1
NCB bridge
X1.1
Command value to
zero
of the drives with
a power failure
&
X1.2
drive ready
for power
Bb1
open with
fault
X1.15
release spindle
drive
DC bus
voltage
≤
440V
30 sec.
+24VL,
±
15VM
BVW
open with
fault
S Q
R Q
regenerated
power
too high
Temperature
monitoring TVD 1.3
TVW
open with
fault
S Q
R Q
Overcurrent in TVD 1.3
overvoltage fuse
(RESET not possible)
P > 80%
P >100%
overcurrent
BLEEDER
overload
KK overtemperature
overvoltage
suppressor
&
Release of
mains
contactor
in TVD
Bb1 closed
mains voltage OK
power OK
+24V
±
15V
1
TVD/Übwach
DC bus cannot
be loaded
Fig. 5.2:
Monitoring and diagnostics systems of the TVD 1.3