Danfoss VLT CDS 303 User Manual

6.16.14 28-** Compressor Function
Par.
No. #
Parameter description Default value 4-set-up Change
during
operation
Conver-
sion index
Type
28-0* Short Cycle Protection
28-00 Short Cycle Protection [1] Enabled All set-ups TRUE - Uint8
28-01 Interval between Starts 300 s All set-ups TRUE 0 Uint16
28-02 Minimum Run Time 12 s All set-ups TRUE 0 Uint16
28-1* Oil Return Management
28-10 Oil Return Management ExpressionLimit All set-ups FALSE - Uint8
28-11 Low Speed Running Time 60 min All set-ups TRUE 70 Uint16
28-12 Fixed Boost Interval 24 h All set-ups TRUE 74 Uint8
28-13 Boost Duration 30 s All set-ups FALSE 0 Uint8
28-2* Discharge Temperature Monitor
28-20 Temperature Source [0] None All set-ups FALSE - Uint8
28-21 Temperature Unit [60] °C All set-ups FALSE - Uint8
28-24 Warning Level 130 N/A All set-ups FALSE 0 Uint16
28-25 Warning Action [1] Decrease cooling All set-ups FALSE - Uint8
28-26 Emergency Level 145 N/A All set-ups FALSE 0 Uint16
28-27 Discharge Temperature 0 DTM_ReadoutUnit All set-ups TRUE 0 Int32
28-3* Crankcase Heating
28-30 Crankcase Heating Control ExpressionLimit All set-ups TRUE - Uint8
28-31 Heating DC Current ExpressionLimit All set-ups TRUE 0 Uint8
28-32 Crankcase Heating Delay 5 s All set-ups TRUE 0 Uint16
28-4* Anti-reverse Protection at Stop
28-40 Reverse Protection Control [0] Disabled All set-ups TRUE - Uint8
28-41 DC Brake Current 90 % All set-ups TRUE 0 Uint16
28-42 DC Braking Time ExpressionLimit All set-ups TRUE -1 Uint16
28-43 DC Brake Cut In Speed [RPM] ExpressionLimit All set-ups TRUE 67 Uint16
28-44 DC Brake Cut In Speed [Hz] ExpressionLimit All set-ups TRUE -1 Uint16
28-5* Load Prole
28-50 Reset Load Prole [0] Do not reset All set-ups TRUE - Uint8
28-59 Load Prole Data 0 N/A All set-ups TRUE 0 Uint16
28-7* Day/Night Settings
28-74 Night Speed Drop [RPM] ExpressionLimit All set-ups TRUE 67 Uint16
28-76 Night Speed Drop [Hz] ExpressionLimit All set-ups TRUE -1 Uint16
Parameter Descriptions
VLT
®
Compressor Drives CDS 302/CDS 303
146 Danfoss A/S © Rev. 2013-07-03 All rights reserved. MG34M422
6
6

Danfoss VLT CDS 303 Specifications

General

Brand	Danfoss
Model	VLT CDS 303
Category	DC Drives
Language	English