Danfoss EKC 223 User Manual

Contents
Introduction 5
Application 5
Principle 5
Advantages 5
System overview 5
Functions 7
Temperature sensors 7
Defrost sensor 7
Condenser temperature sensor 7
Voltage protection 7
Condenser temperature monitoring 7
Change of temperature reference 8
Night setback 8
Digital inputs 9
Door contact function 9
Defrost 9
Start of defrost 9
Coordinated defrost via network 10
Defrost on demand 10
Applications 11
EKC 224 applications 11
EKC 223 applications 11
Wiring diagrams 12
EKC 224 12
EKC 223 13
Electrical connections 13
Installation 15
Installation considerations 15
Integration into network systems 15
Installation 16
Wiring 16
Conguration 18
DI input conguration 18
Case controller, type EKC 223 and EKC 224
© Danfoss | Climate Solutions | 2023.05 BC432222569027en-000201 | 2

Danfoss EKC 223 Specifications

General

Brand	Danfoss
Model	EKC 223
Category	Controller
Language	English