ABB RCNA-01 Manual do Utilizador descarregar pdf (Página 381)

100

101

Diagnostics and maintenance 377

ACH550-01 User's Manual

2008 PANEL LOSS Panel communication is lost and either:

• the drive is in local control mode (the control

panel displays HAND), or

• the drive is in remote control mode (AUTO) and

parameterized to accept start/stop, direction or

reference from the control panel.

To correct check:

• communication lines and connections

• parameter 3002

PANEL COMM ERR

• parameters in Group 10: START/STOP/DIR and

Group 11: REFERENCE SELECT (if drive

operation is AUTO).

2009

DEVICE

OVERTEMP

Drive heatsink is hot. This alarm warns that a DEV

OVERTEMP fault may be near.

R1…R4: 100 °C (212 °F)

R5/R6: 110 °C (230 °F)

Check for and correct:

•fan failure

• obstructions in the air flow

• dirt or dust coating on the heat sink

• excessive ambient temperature

• excessive motor load.

2010

MOTOR TEMP Motor is hot, based on either the drive’s estimate or

on temperature feedback. This alarm warns that a

MOT OVERTEMP fault trip may be near.

• Check for overloaded motor.

• Adjust the parameters used for the estimate

(3005…3009).

• Check the temperature sensors and Group 35:

MOTOR TEMP MEAS parameters.

2011

RESERVED Not used.

2012

MOTOR STALL Motor is operating in the stall region. This alarm

warns that a

MOTOR STALL fault trip may be near.

2013

See

Note 1

AUTORESET This alarm warns that the drive is about to perform

an automatic fault reset, which may start the motor.

• To control automatic reset, use Group 31:

AUTOMATIC RESET.

Alarm

code

Display Description

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