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Elevator Core Reference Guide

Group 10.5 Extended Functions - Motor Connected Check

Parameter Number

Parameter Name

Units

Default

Available Settings

Access

Change During Run

Scaling

Size (Bytes)

CAN Register

CAN Sub Index

Modbus Register

P10-08

Motor Connected Check

%

5.0%

0.0 ... 100.0%

RW

N

1 = 0.1 %

2

23F0h

0

1008

To ensure that the motor is connected, the drive has a function which checks that at each start command all 3 phases of the motor are connected prior to releasing the electro-mechanical brake.

This function checks for breaks in the connection between the drive and the motor, for example a broken cable or a faulty contactor.

The drive will trip “OUt-Phx” if the drive detects the motor is not connected, where x is the phase that is missing e.g. "OUt-phU"

Setting 0.0 means function is disabled.

The default value is in general suitable for most applications, this value can be reduced to reduce the audible noise when the test is performed. The correct value is one in which the audible noise level is acceptable, but the drive still detects a missing motor phase should it not be connected.