WEG CFW-11 User Manual - page 16
General Instructions
2
CFW-11 | 2-5
Analog
Inputs
(AI1 and AI2)
FLASH
Memory
Module
Digital
Inputs
(DI1 to DI6)
Control power supply and interfaces
between power and control
USB
PC
Power
Control
Three-phase
rectifier
Motor
U/T1
R/L1
S/L2
T/L3
V/T2
W/T3
Inverter with
IGBT transistors
Power Supply
= DC Link connection
= Braking resistor connection
Pre-
charge
RFI filter/MOVs
(*)
DC+
BR
DC-
SuperDrive G2 Software
WLP Software
Keypad
CC11
Control
Board
with a 32
bits "RISC"
CPU
Analog
Outputs
(AO1 and AO2)
Digital Outputs
DO1 (RL1) to
DO3 (RL3)
Keypad
(remote)
DC Link chokes
DC Link capacitor
bank
Braking IGBT
(optional)
Feedback:
- voltage
- current
PE
PE
COMM 2
(anybus) (Slot 4)
COMM 1
(Slot 3 - green)
Encoder Interface
(Slot 2 - yellow)
I/O Expansion
(Slot 1 - white)
Accessories
(*) The capacitor of RFI filter and MOV connected to the ground must be disconnected with IT network, high impedance grounding network and
corner -grounded delta networks. Refer to
Item 3.2.3.2.1 IT Networks on page 3-17
for more details.
Figure 2.1 - Block diagram for the CFW-11