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