Danfoss EKC 201 / EKC 301 Control System User Manual

About this manual

The document describes the ADAP‑KOOL EKC 201 and EKC 301 control system, covering hardware layout, power connections, and sensor interfaces. It explains how to install the controller, connect the compressor, fan, and temperature sensors, and perform basic commissioning.

Key functions such as thermostat set‑point adjustment, fan start delay, defrost cycles, and alarm configuration (temperature, door, and defrost alarms) are detailed, along with troubleshooting tips and parameter tables for customizing operation. This manual is written in Chinese.

What's inside

• Introduction
• Installation and Wiring
• Power Supply and Electrical Ratings
• Temperature Set‑point and Calibration
• Fan and Compressor Control
• Defrost Operation
• Alarm Settings
• Sensor Types and Connections
• Troubleshooting
• Technical Data

Specifications

Frequently asked questions

How do I set the temperature set‑point?

Enter the desired value in the Temp. setpoint parameter; the controller will regulate the temperature accordingly.

What is the minimum ON‑time for the compressor?

The minimum ON‑time is defined by the c01 Min. ON‑time setting in the parameter table.

How do I reset the controller to factory defaults?

Select the Reset to factory option in the menu; the controller will restore all parameters to their default values.