ABB ACS 311-1P1-1 - Page 17

ACS 300 User’s Manual 9
Chapter 1 - Overview of This Manual
Figure 1-4 ACS 300 block diagram.
Control Panel
(option)
+10Vref, max 10mA GND AI 0/4-20mA, 0/2-10V GND +24V, max 50 mA DI1
DI2
DI3 DI4 DI5
Max +48Vdc 0: Uin < 3V 1: Uin>10V
AO, 0-20mA, R<500ohm RO1 RO2
Max: 300Vdc 250Vac 2kVA switching 2Arms cont.
CONTROL
BOARD
MAIN CIRCUIT
Galvanic
Analog input
configured by
X5
Digital inputs
configured by
S1
A
B
C
I
Control Block
* uC
* ROM
* RAM
* EEPROM
* modulator
X10
X1
X2
RFI Filter
(option, R0)
PE
L1(L1)
L2(N)
L3
RFI Filter
(R1, R2)
Line Choke
(R2)
Rectifier
Power
Supply
Precharge
Circuit
Brake
Chopper
(R0, R1)
BRAKE
RES
I, U Feedback Gate control
Inverter
U2
V2
W2
3 ~
Brake Unit
(option, R2)
Brake Resistor
(option, R0, R1, R2)
123456789101112
13 14 15 16 17 18
1..6
GND
I U
250
200k
50k
6k8
8V2
27V
22k
PTC
UDC+
UDC-
PE
R191
10M
Fan (R1.R2 only)
PE
PE
U
Relay outputs
(programmable)
Isolation
Analog
output
(programmable)