Delta 28-299A Instruções de Operação descarregar pdf (Página 64)

To use the protection simulation:

1. Open the Main Menu.

2. Scroll to Protection Sim and press O

Use the

Ⴃ

and

Ⴍ

buttons to select the protection

you want to simulate.

4. Press O

to simulate the selected protection.

5. The protection message is displayed while O

pressed. The soft starter's response depends on the

Protection Action setting (parameter group 16).

6. Press B

BACK

to return to the simulation list.

Use

Ⴃ

Ⴍ

to select another simulation, or press

BACK

to return to the Main Menu.

MS1 000.0A 0000.0kW

Tripped

Selected Protection

NOTE

If the protection trips the soft starter, reset before simulating

another protection. If the protectio

n action is set to 'Warn or

Log', no reset is required.

If the protection is set to 'Warn & Log', the w

arning message

can be viewed only while the 'OK' button is pressed.

If the protection is set to 'Log on

ly', nothing appears on the

screen but an entry will appear in the log.

8.5 Output Signal Simulation

NOTE

This function is protected by the security access code.

The LCP allows the user to simulate output signalling in

order to confirm that the output relays are operating

correctly.

NOTE

To test operation of the flags (motor temperature and low/

high current), set an output relay to the a

ppropriate function

and monitor the relay's behaviour.

To use the output signal simulation:

1. Open the Main Menu.

2. Scroll to Output Signal Sim and press O

, then

enter the access code.

Use the

Ⴃ

and

Ⴍ

buttons to select a simulation,

then press O

Use the

Ⴃ

and

Ⴍ

buttons to turn the signal on and

off. To confirm correct operation, monitor the state

of the output.

5. Press B

BACK

to return to the simulation list.

Prog Relay A

Off

8.6 Digital I/O State

This screen shows the current status of the Digital I/O in

order.

The top line of the screen shows the start, stop, reset and programmable input.

The bottom line of the screen shows programmable outputs

A, B and C.

The screen shot shows the stop input (17) as closed (1) and

the start, reset and Input A inputs (15, 25, 11) as open (0).

Relay A (13, 14) is closed and relays B and C (21, 22, 24 and

33, 34) are open,

Digital I/O State

Inputs: 0100

Outputs: 100

8.7 Temp Sensors State

This screen shows the state of the motor thermistor.

The screen shot shows the thermistor state as O (open).

Temp Sensors State

Thermistor: O

S = shrt H=hot C=cld O=opn

8.8 Alarm Log

The A

Alarm Log

button opens the Alarm Logs, which contains

a Trip Log, Event Log, and Counters which store information

on the MCD 500's operating history.

8.8.1 Trip Log

The Trip Log stores details of the eight most recent trips,

including the date and time the trip happened. Trip 1 is the

most recent and trip 8 is the oldest stored trip.

Tools MCD 500 Operating Instruction

MG.17.K3.02 - VLT

is a registered Danfoss trademark 63

8 8

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