Danfoss EKA 166 Data sheet

Data Sheet

Display

Accessory

Type EKA 166

For AK-PC 7xx controllers

Application:

This display can be used with AK-PC 710/AK-PC 781 compressor controllers.

Features:

The LEDs on the panel correspond to the connected compressors and condensers. There are LEDs for the following functions:

• Compressors

• Fans

• Speed control

• Optimisation

• Alarm

• Load limitation

• Heat recovery

• Injection is active

If a compressor is stopped because of a safety cutout the corresponding LED will •ash.

The optimisation LED will light up when the regulation reference is 2 K or above the set point.

AI000086415223en-000201

Display, Accessory

Functions

The display shows P0 or Pc and the control loop status relative to the neutral zone.

During normal operation the light-emitting diodes in the display will indicate where regulation is taking place:

•Highest + second highest: ++Zone

•Second highest: Zone

•None: Neutral zone

•Second lowest: –Zone

•Lowest + second lowest: – – Zone

When the display shows the evaporation pressure the condensation pressure can be shown brie•y by pressing the lowermost key.

Product speci€cation

Technical data

Table 1: Technical data

	Features	Description
	Power supply	From controller
	Display operation	Display accuracy in measuring range: 0.1%
		LED, three digits, control buttons
	Electrical connection	Connector
	Ambient conditions	-10 – 55 °C (operating)
		-40 – 70 °C (transport)
		20 – 80% RH, non condensing
		No shock load or vibration
	Mounting	Front panel
	Enclosure	IP 65

© Danfoss | Climate Solutions | 2021.03

AI000086415223en-000201 | 2