Danfoss erc 112 User Guide

Dimensions
Power Supply 100 - 240 V AC Switch mode power supply. Average 0.7 W
Purpose of control To control commercial Refrigeration Applications
Construction of Control Electronic control for incorporation for use in Class I and Class II appliance
Automatic Action Micro- disconnection on operation type 1.B
Input
5 inputs: 4 analogue (digital), 1 digital; user specific assignment; Optional: External button input
• Cabinet air/Evaporator/Condenser • Door sensor: all types, user specific
• Light sensor: Danfoss ECO light sensor • Motion sensor
Output
UL60730 EN60730
"DO1" (Compressor relay)
120 V AC: 16 A resistive/FLA16/LRA72
240 V AC: 10 A resistive/FLA10/LRA60
16(16) A
"DO4" 8 A resistive, FLA2/LRA12, TV-1 8 A resistive, 2(2) A
"DO5" FLA2/LR A12, TV-1 8 A resistive, 2(2) A
"DO6" FLA2/LRA12, T V-1 8 A resistive, 2(2) A
Max 10 A total "DO4-6"
Probes
Danfoss NTC sensors and Danfoss ECO accessories (Light, Motion and Door sensors)
Danfoss Pt 1000 ohm/0°C
Connectors
Modular connector system for OEM customers, with optional output screw terminal adapter;
Input connector type: Rast2 5 Edge connectors; output connector type: RAST 5 standard
Programming Programming with Danfoss KoolProg PC software, Docking station and Programming key
Assembly Front mounting; Brackets
Display LED display, 3 digit, decimal point and multi functionality icons; °C/°F scale
Keypad 4 buttons (integrated IP65 design), 2 left, 2 right; user programmable
Operating Conditions 0 °C to 55 °C, 93% rH
Storage Conditions -40 °C to 85 °C, 93% rH
Range of Measurement -40 °C to 85 °C with standard sensors (-40 °C to 200 °C when using NTC 100K sensors)
Protection
Front: IP65
Rear: water and dust protection corresponds to IP31, accessibility of connectors limit rear part rating to IP00
Environmental Pollution degree II, non-condensing
Resistance to heat & fire Category D (UL94-V0)
EMC category Category I
Over Voltage Category Category II (IEC 60664-1)
Temperature for Ball Pres-
sure Test
According to EN 60730-1, Annex G
For SELV Circuits Input Probes or Digital Input connected to SELV limited energy >15W
Operating Cycles Compressor relay: more than 175,000 at full load (16A (16A))
Approvals
R290/R600a end-use applications employing in accordance to
EN/IEC 60335-2-24, annex CC and EN/IEC 60335-2-89, annex BB
Glow wire according to EN/IEC 60335-1
IEC/EN 60730
UL60730
NSF
CQC
EAC
Ukraine
These approvals are only valid when used with recommended Danfoss
accessories.
30 mm
71 mm
28,5 mm
71 mm
78,25 mm
36,5 mm
78,25 mm
82,25 mm
28 mm
Rear mounting
(Lock with clips)
Front mounting
(Lock with frame)
Technical specs
IMPORTANT NOTE
The inputs are not galvanic isolated and are connected directly to the mains supply!
For that reason, door-switches, sensors as well as the cables must fulfil the reinforced insulation requirements.
User Guide | ERC 112 Refrigeration Controller
6 | BC200686422115en-000802 © Danfoss | DCS (vt) | 2019.07

Danfoss erc 112 Specifications

General

Type	Electronic Refrigeration Controller
Supply Voltage	230 VAC
Relay Outputs	3
Application	Refrigeration
Digital Inputs	1
Protection Class	II
Sensor Type	NTC
Storage Temperature	-20°C to 70°C