Danfoss VLT MCD 600 Operating Manual page 123

Operating Guide | VLT® Soft Starter MCD 600
1
A
B
C
A
B
C
K1
2
3
F1 K1
1 Digital inputs
3 Three-phase supply
5 Maximum water level
7 Pressure sensor
K1 Main contactor
START, COM+ Start/stop input
13, 14 Main contactor output
B23, B24 Pressure or depth-based control
Illustration 38: Application Example, Level-controlled Pump Activation
Parameter settings:
• Parameter 1-1 Command Source: Select Smart Card.
• Parameter 7-1 Input A Function: Select Command Override: Digital.
• Parameters 30-1 to 30-15 Pump Input Configuration: Set as required.
• Parameter 31-1 to 31-4 Flow Protection: Set as required.
• Parameter 33-1 to 33-5 Pressure Control: Set as required.
Danfoss A/S © 2018.10
4
RESET
COM+
C44
C43
START
C34
C33
C24
C23
C14
DI-A
C13
DI-B
R3
R2
R1
B34
B33
B24
14
B23
13
B14
B13
A9
A7
A8
1/L1 2/T1
3/L2 4/T2
5/L3 6/T3
5
6
7
8
2 Control voltage
4 Smart card
6 Flow sensor
8 Minimum water level
RESET, COM+ Reset input
DI-A, COM+ Programmable input A (set = Command Override:
Digital)
B33, B34 Flow protection
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Application Examples