Product Overview
Table Of Contents
© Danfoss | DCS | 2019.04
Data sheet | Superheat controller type EKE 1A, EKE 1B, EKE 1C
DKRCC.PD.RS0.A4.02 | 10
4.0 Specication
4.1 General specication
4.2 Electrical
specication
Feature Description
Power supply Galvanic isolation by switch mode power supply
Input voltage rating (AC): 24 V AC ± 20 % (min.19.2 V AC - max. 28.8 V AC
Input frequency (AC): 50 / 60 Hz
Input voltage rating (DC): 24 V DC (min. 20 - max. 40 V DC)
Provides 5 W at 5 V and 15 V outputs isolated from the 24 V input
Insulation between power supply and the extra-low voltage
Power Consumption Total Power consumption with following valve in operation and MMIGRS2
connected to the controller:
CCMT 16 - CCMT 42: 15VA /10W
ETS 6: 11 VA / 7.5W
ETS 12C - ETS 100C: 20VA / 14W
KVS C: 20VA / 14W
ETS 12.5 - ETS 400 7 VA / 5W
CCMT 2 - CCMT 8 7 VA / 5W
CTR 20: 7 VA / 5W
Plastic Housing DIN rail mounting complying with EN 50022
Self-extinguishing V0 according to IEC 60695-11-10 and glowing / hot wire test
at 960 °C according to IEC 60695-2-12
Material used for Enclosure are UL94-V0 and RoHS compliant
Ball test: 125 °C according to IEC 60730-1
Leakage current: ≥ 250 V according to IEC 60112
Connectors Plug able Screw connector Pitch 3.5 mm, relay and power connector Pitch 5
mm, CAN MMI: Modular Jack 6P4C
Material used for connectors are RoHS and UL approved
Operating conditions -20 – 60 °C, 90% RH non-condensing
Storage / Transport conditions -30 – 80 °C, 90% RH non-condensing
Vibration and shock According to IEC 60068-2-27 Ea
Integration In Class I and / or II appliances
Index of protection IP40 only on the front cover
PCB protection None (no conformal coating)
Period of electric stress across insulating parts Long
Resistance to heat and re Category D
Immunity against voltage surges Category II
Software class and structure Class A
Approvals CE compliance:
This product is designed to comply with the following EU standards:
• Low voltage guideline: 2014/35/EU
• Electromagnetic compatibility EMC: 2014/30/EU and with the following
norms:
– EN61000-6-1. EN61000-6-3
(immunity and emission standard for residential. commercial and light-
industrial environments)
– EN61000-6-2. EN61000-6-4
(immunity and emission standard for industrial environments)
– EN60730-1 and EN60730-2-9
(Automatic electrical controls for household and similar use)
RoHS compliance to 2011/65/EU and no components from negative list acc. to
500B0751
Feature Type Description
Protection Short Circtuit Motor driver: dissipative over current protection
Over voltage Analog input: current limit and internal clamp diode
Digital input: current limit and internal clamp diode
Communication: transciever IC
Over temperature Motor driver: thermal shutdown at 150 °C
Unstable Digital input Continuous variation of the digital input state