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Nordic Commercial N4 Series Duct Type (Inverter) CH-ID12NK4 / CHIU12NK4 C

cooling 3.50 kW
Heating 3.80 kW
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  • Compact size;
  • Low noise level;
  • Long-life washable filter;
  • Self-diagnosis of the main units and modes;
  • Multi-level protection system;
  • Length of the pipeline is up to 50 m.

Standard features

24hr timer mode
Super silent
Multi-speed fan
Dehumidification function
Intelligent defrost function
Self-diagnosis error protection


Capacity Cold kW 3.50
Warm kW 3.80
Power supply ~220-240V/50Hz/1Ph
Rated input Cold kW 1.17
Warm kW 1.05
Current rate Cold A 5.40
Warm A 4.90
Energy efficiency EER (Cold) kW/kW 3.0
C.O.P. (Warm) kW/kW 3.61
Air capacity m³/h 750
Nominal pressure Indoor unit 25
Pressure range Indoor unit 0-35
Sound-pressure level Indoor unit/Outdoor unit dB(А) 37/36/34/28/52
Refrigerant coolant type R410a
Refrigerant coolant kg 1.2
Dimensions (width/height/depth) Indoor unit/Outdoor unit mm 1037х721х266 / 848х320х540
Weight Indoor unit/Outdoor unit kg 33/34
Operational temperature range Cold °C -15 ... +48
Warm °C -20 ... +24
Fluid pipeline diameter mm/inch 6.35/ 1/4"
Gas pipeline diameter mm/inch 9.53/ 3/8"
Maximum pipeline level difference m 15
Maximum pipeline length m 20
Number of the interblock strands (for control) 2*0.75 – up to 20 m long
Main power supply area Outdoor
Number of strands (power supply) Indoor unit   3(Ø1.0 mm)
Outdoor unit   3(Ø1.5 mm)
Factory freon fill (for the number of running meters) r.m. 5
Quantity of freon per one running meter (surplus. for one running meter) gramm/r.m. 30
SEER/SCOP 5.6/4.0