General Instructions
2
2-6 | UR11
Cabinet aux.
power supply
220 V Ext.
UR11
NTCs
PE
LEDs
Feedback:
- input voltage
Digital outputs
DO1 (RL1) to
DO3 (RL3)
DC Bus
(DC Link)
Feedback:
- DC link voltage
- heatsink temperature
CPC11
Supply board and thyristor control with the 32
bits "RISC" CPU.
CIR11
User
interface
board
Power supply
+24 Vdc
Ext.
Power section fans
Rectifier
Rectifier
POWER
CONTROL
Figure 2.3 -
Block diagram for the UR11
Input reactor
Thyristors decoupling capacitors
Board CPC11
Board RCS4
Board CLR1
Board CIR11
Fan
Synchronism
transformer fuses
Figure 2.4 -
UR11 main components