Baumuller BUG 3 - System Block Diagram

General Technical Data
BUG 3/2/20 Basic Feed Unit 7
Baumüller Nürnberg GmbH 5.96064.02
2.1.2 Block Diagram
Block Diagram of BUG Basic Unit
PE
L1
L2
L3
Additional
feed
Reset
Operating
indicator
TB H6 lights up red Uzk H5 lights up red +/- 15 V H4 lights up red TKK H3 lights up red
Error memory
Ballast resistor
overloading TB
Ballast ON for t > 1.5 s
Intermediate voltage,
Uzk, too high
(>400 V)
+/- 15 V controller
supply not OK
(< 12.5 V)
Temperature of
heatsink,
TKK, is too high
External ballast (option)
Ballast
resistor
Ballast control
Uzk > 375 V
Uzk > 400 V
Intermediate circuit
monitoring
Switching
power supply
+/- 15 V + 24 V (SELV)
X9: Controller supply
and communications
Ready for use
Green
Ready for use (SELV)
System
Error
Red
Intermediate circuit
L+
L-
Fan supplied
internally