Danfoss VLT CDS 303 User Manual

13-10 Comparator Operand
Array [6]
Option: Function:
Select the variable to be monitored by
the comparator.
[0] DISABLED The comparator is disabled.
[1] Reference The resulting remote reference (not local)
as a percentage.
[2] Feedback In the unit [RPM] or [Hz]
[3] Motor speed [RPM] or [Hz]
[4] Motor Current [A]
[5] Motor torque [Nm]
[6] Motor power [kW] or [hp]
[7] Motor voltage [V]
[8] DC-link voltage [V]
[9] Motor Thermal Expressed as a percentage.
[10] VLT temp. Expressed as a percentage.
[11] Heat sink temp. Expressed as a percentage.
[12] Analog input
AI53
Expressed as a percentage.
[13] Analog input
AI54
Expressed as a percentage.
[14] Analog input
AIFB10
[V]. AIFB10 is internal 10 V supply.
[15] Analog input
AIS24V
[V] Analog input AICCT [17] [°]. AIS24V is
switch mode power supply: SMPS 24V.
[17] Analog input
AICCT
[°]. AICCT is control card temperature.
[18] Pulse input
FI29
Expressed as a percentage.
[19] Pulse input
FI33
Expressed as a percentage.
[20] Alarm number The error number.
[21] Warning
number
[22] Analog input
x30 11
[23] Analog input
x30 12
[30] Counter A Number of counts
[31] Counter B Number of counts
[50] FALSE Enters the xed value of false in the
comparator.
[51] TRUE Enters the xed value of true in the
comparator.
[52] Control ready The control board receives supply voltage
13-10 Comparator Operand
Array [6]
Option: Function:
[53] Drive ready The frequency converter is ready for
operation and applies a supply signal on
the control board.
[54] Running The motor is running.
[55] Reversing The output is high when the frequency
converter is running counter clockwise
(the logical product of the status bits
“running” AND “reverse”).
[56] In range The motor is running within the
programmed current and speed ranges
set in parameter 4-50 Warning Current Low
to parameter 4-53 Warning Speed High.
[60] On reference The motor is running on reference.
[61] Below
Reference Low
The motor is running below the value
given in parameter 4-54 Warning Reference
Low.
[62] Above ref, high The motor is running above the value
given in parameter 4-55 Warning Reference
High
[65] Torque limit The torque limit, set in
parameter 4-16 Torque Limit Motor Mode
or parameter 4-17 Torque Limit Generator
Mode, has been exceeded.
[66] Current Limit The motor current limit, set in
parameter 4-18 Current Limit, has been
exceeded.
[67] Out of current
range
The motor current is outside the range
set in parameter 4-18 Current Limit.
[68] Below I low The motor current is lower than set in
parameter 4-50 Warning Current Low.
[69] Above I high The motor current is higher than set in
parameter 4-51 Warning Current High.
[70] Out of speed
range
The speed is outside the range set in
parameter 4-52 Warning Speed Low and
parameter 4-53 Warning Speed High.
[71] Below speed
low
The output speed is lower than the
setting in parameter 4-52 Warning Speed
Low.
[72] Above speed
high
The output speed is higher than the
setting in parameter 4-53 Warning Speed
High.
[75] Out of feedb.
range
The feedback is outside the range set in
parameter 4-56 Warning Feedback Low and
parameter 4-57 Warning Feedback High.
Parameter Descriptions Operating Instructions
MG34M422 Danfoss A/S © Rev. 2013-07-03 All rights reserved. 89
6
6

Danfoss VLT CDS 303 Specifications

General

Brand	Danfoss
Model	VLT CDS 303
Category	DC Drives
Language	English

Summary

Introduction

1.1 Introduction

Overview of the VLT® Compressor Drives and their application.

1.1.1 Sequence of Operation

Details the operational sequence and startup behavior of the drives.

Safety Instructions and General Warnings

2.1 Safety and Warnings

General safety advice, warnings, and precautions for operating the drives.

2.2 Safe Torque Off

Details the Safe Torque Off (STO) safety function and its implementation.

How to Install

3.1 Environment

Covers ambient temperature, altitude, and environmental requirements for installation.

3.2 Mechanical Installation

Details physical installation aspects including mounting and dimensions.

3.3 Electrical Installation

Covers cable general guidelines, connections, and protection.

3.4 Fuses and Circuit Breakers

Recommendations for selecting fuses and circuit breakers for component protection.

3.5 Application Example

Illustrates application examples of compressor drive systems.

Quick Set-up

4.1 Quick Set-up

Guides through the initial setup procedures for running the frequency converter.

How to Program

5.1 How to Program on the Graphical LCP

Guide on programming the frequency converter using the Graphical Local Control Panel (LCP).

5.2 LCP Keys

Details the functions of the keys on the Local Control Panel (LCP).

Parameter Descriptions

6.1 LCP Display

Overview of the Local Control Panel (LCP) display and its sections.

6.2 Par. Group 0 - Operation and Display

Parameters related to operating modes and display settings.

6.3 Par. Group 1 - Load and Motor

Parameters related to motor data, load compensation, and selection.

6.4 Par. Group 3 - Reference/Ramps

Parameters for reference handling, limitations, and ramp configuration.

6.5 Parameters: 4-** Limits/Warnings

Parameters for adjusting warning limits for current, speed, and reference.

6.6 Par. Group 5 - Digital In/Out

Parameters for configuring digital inputs and outputs.

6.7 Par. Group 6 - Analog In/Out

Parameters for configuring analog input and output signals.

6.8 Par. Group 7 - Controllers

Parameters for PID controllers, including speed and process control.

6.9 Parameters: 8-** Communications and Options

Parameters for configuring communication protocols and options.

6.10 Par. Group 13 - Smart Logic Control

Parameters for configuring Smart Logic Control (SLC) for user-defined actions.

6.11 Par. Group 14 - Special Functions

Parameters for configuring special functions of the frequency converter.

6.12 Par. Group 15 - Drive Information

Information on operating data, hardware, and software versions.

6.13 Parameters: 16-** Data Readouts

Parameters used for reading drive status and motor parameters.

6.14 Par. Group 25 - Cascade Controller

Parameters for configuring the Cascade Controller for multi-compressor systems.

6.15 Par. Group 28 - Compressor Functions

Parameters for configuring compressor functions like short cycle protection and oil return.

6.16 Parameter Lists

Lists parameters with descriptions, default values, and types.

6.16.2 0-** Operation/Display

Table of parameters related to operation and display settings.

6.16.3 1-** Load/Motor

Parameters related to motor data, load compensation, and selection.

6.16.4 3-** Reference/Ramps

Parameters for setting reference limits and ramp configurations.

6.16.5 4-** Limits/Warnings

Parameters for adjusting warning limits for current, speed, and reference.

6.16.6 5-** Digital In/Out

Parameters for configuring digital inputs and outputs.

6.16.7 6-** Analog In/Out

Parameters for configuring analog input and output signals.

6.16.8 7-** Controllers

Parameters for PID controllers, including speed and process control.

6.16.9 8-** Comm. and Options

Parameters for configuring communication protocols and options.

6.16.10 14-** Special Functions

Parameters for configuring special functions of the frequency converter.

6.16.11 15-** Drive Information

Information on operating data, hardware, and software versions.

6.16.13 25-** Cascade Controller

Parameters for configuring the Cascade Controller for multi-compressor systems.

6.16.14 28-** Compressor Function

Parameters for configuring compressor functions like short cycle protection and oil return.

Troubleshooting

7.1 Status Messages

Information on status messages, including warnings and alarms.

General Specifications

8.1.1 Mains Supply 3x200-240 V AC

Specifications for mains supply of 3x200-240 V AC, including output and current.

8.1.2 Mains Supply 3x380-480 V AC

Specifications for mains supply of 3x380-480 V AC, including output and current.

8.1.3 Mains Supply 3x525-600 V AC

Specifications for mains supply of 3x525-600 V AC, including output and current.