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Emotron FDU 2.0 Variable Speed Drive

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1.6 Glossary<br />

1.6.1Abbreviations and symbols<br />

In this manual the following abbreviations are used:<br />

1.6.2 Definitions<br />

In this manual the following definitions for current, torque<br />

and frequency are used:<br />

Table 3<br />

Definitions<br />

Table 2<br />

Abbreviations<br />

Name Description Quantity<br />

Abbreviation/<br />

symbol<br />

DSP<br />

VSD<br />

CP<br />

EInt<br />

UInt<br />

Int<br />

Long<br />

<br />

Description<br />

Digital signals processor<br />

<strong>Variable</strong> speed drive<br />

Control panel, the programming and presentation<br />

unit on the VSD<br />

Communication format<br />

Communication format<br />

Communication format<br />

Communication format<br />

The function cannot be changed in run mode<br />

I IN Nominal input current of VSD A RMS<br />

I NOM Nominal output current of VSD A RMS<br />

I MOT Nominal motor current A RMS<br />

P NOM Nominal power of VSD kW<br />

P MOT Motor power kW<br />

T NOM Nominal torque of motor Nm<br />

T MOT Motor torque Nm<br />

f OUT Output frequency of VSD Hz<br />

f MOT Nominal frequency of motor Hz<br />

n MOT Nominal speed of motor rpm<br />

I CL Maximum output current A RMS<br />

<strong>Speed</strong> Actual motor speed rpm<br />

Torque Actual motor torque Nm<br />

Sync<br />

speed<br />

Synchronous speed of the motor<br />

rpm<br />

8 Introduction <strong>Emotron</strong> AB 01-4428-01r2

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