WEG CFW701 User Manual page 9

General Instructions
The main components of the CFW701 can be viewed in
C3 RFI filter
R/L1/L
Mains power
S/L2/N
supply
T/L3
PE
PC
WPS software
RS-485
WLP software
ƒ
Keypad (remote)
Digital inputs
DI1 to DI8
Analog
inputs
AI1 to AI3
PTC
protection
input
ƒ
= Keypad (HMI)
(*) The capacitor to the ground of the C3 RFI filter (it is possible to meet the requirements of category C2 with this
filter on frame size A models) must be disconnected for IT networks and grounded delta power supplies. Please refer
to Item 3.2.3.1 Input Connections on page
4 | CFW701
DC+
(*)
Pre-
charge
Three-phase
rectifier
POWER
CONTROL
Control power supply and interfaces
between power and control
ƒ
Keypad
CC701
Control
board
with a
32 bits
"RISC"
CPU
FLASH
memory
module
(Slot 5)
14.
Figure 2.1: Block diagram for the CFW701
Figure A.1 on page 140.
= DC link connection
= Braking resistor connection
BR DC-
Inverter
with
IGBT
RFI filter
transistors
Feedback:
- voltage
- current
Accessories
COMM 1
(Slot 3 - green)
U/T1
V/T2
Motor
W/T3
PE
Analog
outputs
AO1 and AO2
Digital outputs
DO1 (RL1) and
DO2 (RL2)
Digital outputs
DO3 to DO5