Danfoss ERC 21 Series

Contents
Introduction 5
Application 5
General description 5
ERC 21X series 5
ERC 211 5
ERC 213 6
ERC 214 6
Functions 8
Voltage protection 8
Compressor protection 8
Compressor protection against high condensing temperature 8
Reference displacement 9
Night mode 9
Fan cycling during compressor OFF cycle 10
Defrost on Demand 10
Applications 11
Pre-dened applications 11
ERC 211 controller 11
ERC 213 controller 11
ERC 214 controller 12
Electrical connection diagram 12
Electric noise 13
Conguration 14
Menu navigation and overview 14
Quick conguration at power up 14
Quick conguration via cFg menu 15
Parameters 18
Menu functions 18
Conguration 18
Thermostat 18
Alarm settings 19
Defrost 19
Fan 20
Electronic refrigeration control, type ERC 21X
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