3.3 Energy Efficiency
The standard
EN 50598 Ecodesign for power drive systems, motor starters, power electronics and their driven applications
provides guidelines for assessing the energy efficiency of frequency converters.
The standard provides a neutral method for determining efficiency classes and power losses at full load and at part load.
The standard allows combination of any motor with any frequency converter.
130BD934.10
EP
MS
PDS
CDM
S
DE
MCS
1
2
3
4
5
6
7
8
1
Mains and mains cabling
EP
Extended product
2
Feeding section
MS
Motor system
3
Auxiliaries
PDS
Power drive system
4
Basic drive module (BDM)
CDM
Complete drive module
5
Auxiliaries
DE
Driven equipment
6
Motor
MCS
Motor control system (CDM or starter)
7
Transmission
S
Motor starter
8
Load machine
–
–
Illustration 3.10 Power Drive System (PDS) and Complete Drive Module (CDM)
System Integration
Design Guide
MG16G202
Danfoss A/S © 08/2015 All rights reserved.
49
3
3
Содержание VLT FC 103
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