Delta 28-299A Instruções de Operação descarregar pdf (Página 37)

5.9 Installation with Bypass Contactor

The MCD 500 is installed with a bypass contactor (AC1 rated). The bypass contactor is controlled by the MCD 500 Run Output

which by default is assigned to Output Relay B (terminals 21, 22, 24).

KM1

VDC

6/T3

2/T1

4/T2

5/L3

3/L2

1/L1

L3B

L1B

L2B

KM1

6 7

177HA523.10

Control voltage (model dependent) KM1 Bypass contactor

24 VDC output F1 Semiconductor fuses (optional)

Remote control inputs S1 Start contact

Motor thermistor input (PTC only) S2 Stop contact

Relay outputs S3 Reset contact

3-phase supply 13, 14 Relay output A

Motor terminals 21, 22, 24 Relay output B

33, 34 Relay output C

Parameter settings:

•

Parameter 4-4 Relay B Function

•

Select Run - assigns the run output function to Relay Output B (default value).

Application Examples MCD 500 Operating Instruction

36 MG.17.K3.02 - VLT

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Delta 28-299A Instruções de Operação Página 37