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Danfoss VLT 5027 User Manual

Danfoss VLT 5027
240 pages
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Table of Contents

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Danfoss VLT 5027 Specifications

General IconGeneral
BrandDanfoss
ModelVLT 5027
CategoryDC Drives
LanguageEnglish

Summary

Safety

Safety regulations

Details mandatory safety rules for operating the VLT 5000 series.

Warning against unintended start

Explains hazards and precautions to prevent unexpected motor starts.

Technical Data

General technical data

Provides key electrical and physical specifications for VLT 5000 series.

Electrical data

Details electrical parameters such as output current, voltage, and power.

Installation

Mechanical installation

Guidelines for physical mounting, including clearances and enclosure types.

Electrical installation - mains supply

Instructions for connecting the AC power supply, including safety grounding.

RFI switch

Guidance on RFI switch settings for EMC performance based on mains connection.

Electrical Installation Details

Electrical installation - brake cable

Details on connecting brake cables and sizing them for brake torque.

Electrical installation - relay outputs

Explains the function and terminal assignments for relay outputs.

Electrical installation - 24 Volt external DC supply

Information on using an external 24 V DC supply for control card and LCP operation.

Electrical installation - bus connection

Operation of the VLT

Control panel (LCP)

Overview of the Local Control Panel (LCP) for operation and monitoring.

Control panel - display

Details the LCD display layout and how information is presented.

Control panel - LEDs

Control panel - control keys

Display mode

Display mode - selection of read-out state

Explains how to choose different display read-out states for variables.

Programming

Parameter Setup

Explains the two programming modes (Menu, Quick) and how to change parameter values.

Menu mode

Detailed access and navigation through all parameters using the Menu mode.

Quick Setup

Parameter selection

How to select parameters using the LCP keys.

Changing data

Motor Parameters

PID for torque controller (open loop)

PID for process control

PID for speed control

Warnings and Alarms

Warnings

Explains display messages for warnings, including their causes and typical actions.

Trouble-shooting

Guides users through common operational issues and provides troubleshooting steps.

EC/EMC

CE labelling

Explains the purpose and scope of CE labelling for VLT drives.

Compliance with EMC directive 89/336/EEC

Discusses installer responsibility for EMC compliance and Danfoss installation guidelines.

Electrical Installation

Electrical installation - EMC precautions

Provides guidelines for good engineering practice to ensure EMC-correct electrical installation.

Electrical installation, selection of EMC-correct cables

Recommends braided screened/armoured cables for optimal EMC immunity and emission.

List of Functions

Application configuration

Helps select the correct configuration based on the application needs.

Setting of parameters

Outlines parameter settings for various control modes like Speed and Torque.

References

References - single references

How to use single external or preset reference signals for control.

References - multi-references

Explains how to combine multiple reference signals using Sum, Relative, or External/Preset methods.

Derating

Derating for ambient temperature

Explains how ambient temperature affects continuous output current and required derating.

Derating for Running at Low Speed

Discusses motor cooling limitations at low RPM and methods to compensate.

Environmental Conditions

Motor thermal protection

Details how motor temperature is monitored using thermistors or calculations.

Vibration and Shock

Lists the standards and conditions under which the drive was tested for vibration and shock.

Aggressive environments

Efficiency

Efficiency of the system (η SYSTEM)

Formula and method for calculating the overall system efficiency.

Interference and Power Factor

Mains Supply Interference/Harmonics

Covers mains supply interference, harmonics, and power factor calculations.

Parameters

Factory Settings

Lists factory default settings for parameters, including range and data type.

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