Circutor MDC-4 Manual do Utilizador descarregar pdf (Página 19)

4.7.- OUTPUT RELAYS

The unit has four relays (terminals 8, 9, 10, 11, 12, 13, 14, 15 and 16 in Figure 1) for connecting

and disconnecting the installation's loads, to ensure that the programmed maximum power is

not exceeded.

4.8.- PROGRAMMING

From the programming menu you can:

 Program the current primary.

Program the maximum demand period.

Program the contracted power.

Delete the value for energy, the load disconnection times and the maximum demand

maximum value.

Congure the output relays.

The MDC-4 does not record the programming changes until all parameters have been pro-

grammed. If the unit is RESET before programming all parameters or no key is pressed for 60

seconds, the conguration will not be stored in the memory and relays return to its resting state

for a short time.

To enter the programming menu, hold the and keys for two seconds; the main pro-

gramming screen will be displayed.

SETUP

Press the key to enter the rst programming screen.

4�8�1� Current primary

Set P. A

063

In this step the current primary value is pro-

grammed.

Press the

button to increase the digit that is

currently ashing.

When the desired value is shown on the screen, move onto the next digit by pressing the key

to modify the remaining values.

Maximum value: 250 A.

Minimum value: 1 A.

Press the key to access the next programming step.

Instruction Manual

MDC-4

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Circutor MDC-4 Manual do Utilizador Página 19