AuCom EMX3-1600C - Application Examples; Installation with Main Contactor

APPLICATION EXAMPLES
11. Application Examples
11.1 Installation with Main Contactor
The EMX3 is installed with a main contactor (AC3 rated). Control voltage must be supplied from the input side of the contactor.
The main contactor is controlled by the EMX3 Main Contactor output, which by default is assigned to Output Relay A (terminals 13, 14).
32
31
6/T3
2/T1
13
14
P24
COM
4/T2
24
23
34
B10
B11
41
42
44
B5
B4
C31
C32
C41
C42
C53
C54
C24
C64
C63
B7
B8
B6
A2
A1
A3
5/L3
3/L2
C23
E
1/L1
F1
K1
K1
7
6
5
3
2
1
05970.E
8
9
4
1
Control voltage (model
dependent)
2
Remote control inputs
3
Motor thermistor input
4
RTD/PT100 input
5
24 VDC output
6
Relay outputs
7
Analog output
8
Three-phase supply
9
Motor terminals
K1
Main contactor
F1
Semiconductor fuses (optional)
S1
Start/stop contact
S2
Reset contact
13, 14
Relay output A
23, 24
Run relay output
31, 32, 34
Relay output B
41, 42, 44
Relay output C
Parameter settings:
• Parameter 7A
Relay A Function
• Select 'Main Contactor' - assigns the Main Contactor function to Relay Output A (default setting)
62 | User Manual (710-04840-00M)