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Case controller, type EKC 223 and EKC 224
Product specification
Technical specification
Table 30: Technical specification
Features
Purpose of control
Construction of control
Power supply
Rated power
Inputs
Allowed sensor types
Accuracy
Type of action
Output
Display
Operating conditions
Storage conditions
Protection
Environmental
Overvoltage category
Resistance to heat and fire
EMC category
Mounting
Figure 22: Mounting
© Danfoss | Climate Solutions | 2023.05
Description
Operating temperature sensing control suitable for incorporation into commercial air-conditioning and refrigeration appli-
cations
Incorporated control
115 V AC or 230 V AC 50/60 Hz, galvanic isolated low voltage regulated power supply
Less than 0.7 W
Sensor inputs, Digital inputs, Programming key
Connected to SELV limited energy <15 W
NTC 5000 Ohm at 25 °C, (Beta value=3980 at 25/100 °C - EKS 211)
NTC 10000 Ohm at 25 °C, (Beta value=3435 at 25/85 °C - EKS 221)
PTC 990 Ohm at 25 °C, (EKS 111)
Pt1000, (AKS 11, AKS 12, AKS 21)
Measuring range:
-40 – 105 °C (-40 – 221 °F)
Controller accuracy:
±1 K below -35 °C, ±0.5 K between -35 – 25 °C
±1 K above 25 °C
1B (relay)
DO1 - Relay 1:
16 A, 16 (16) A, EN 60730-1
10 FLA / 60 LRA at 230 V, UL60730-1
16 FLA / 72 LRA at 115 V, UL60730-1
DO2 - Relay 2:
8 A, 2 FLA / 12 LRA, UL60730-1
8 A, 2 (2 A), EN60730-1
DO3 - Relay 3:
3 A, 2 FLA / 12 LRA, UL60730-1
3 A, 2 (2 A), EN60730-1
DO4 - Relay 4:
2 A
LED display, 3 digits, decimal point and multi-function icons, °C + °F scale
-10 – 55 °C (14 – 131 °F), 90% Rh
-40 – 70 °C (-40 – +158 °F), 90% Rh
Front: IP65 (Gasket integrated)
Rear: IP00
Pollution degree II, non-condensing
II - 230 V supply version - (ENEC, UL recognized)
III - 115 V supply version - (UL recognized)
Category D (UL94-V0)
Temperature for ball pressure test statement According to Annex G (EN 60730-1)
Category I
Figure 23: Dismounting
BC432222569027en-000201 | 34
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