MTA ARIES N iASN

Air-cooled industrial chillers with inverter reciprocating compressors and natural R290 refrigerant (GWP 3) for process cooling and HVAC applications.

Technical performance:
Nominal cooling capacity: 170–320 kW
Refrigerant: R290 (GWP 3, ODP 0)
Compressors: 2 reciprocating in 2 circuits (1 on/off + 1 inverter)
EER: Up to 4.29 (25 °C / 20–15 °C) • up to 2.84 (35 °C / 12–7 °C)
SEPR / SEER: SEPR HT up to 5.75 • SEER up to 4.15
Heat exchanger: Brazed plate evaporator
Condenser: Microchannel
Fan: Axial EC (brushless)
Electrical cabinet protection: IP54
Technical performance:
Nominal cooling capacity: 170–320 kW
Refrigerant: R290 (GWP 3, ODP 0)
Compressors: 2 reciprocating in 2 circuits (1 on/off + 1 inverter)
EER: Up to 4.29 (25 °C / 20–15 °C) • up to 2.84 (35 °C / 12–7 °C)
SEPR / SEER: SEPR HT up to 5.75 • SEER up to 4.15
Heat exchanger: Brazed plate evaporator
Condenser: Microchannel
Fan: Axial EC (brushless)
Electrical cabinet protection: IP54
Standardna oprema 14 · Opcije 10 · Dodatna oprema 3
  • Različica iASN (1+i) v 2 krogih2 batna kompresorja v 2 hladilnih krogih (1 on/off + 1 inverter) za visoko učinkovitost pri vseh obremenitvah.
  • Hladilno sredstvo R290Naravni hladilni medij z nizkim GWP (3) in ODP 0.
  • Grelec ohišja kompresorja + nadzor fazGrelec karterja kompresorja in phase-monitor za varno delovanje.
  • Integralno ohišje + akustična izolacija kompresorskega prostoraTišje delovanje zahvaljujoč integralni zasnovi in izolaciji kompresorskega prostora.
  • Uparjalnik: spajkani ploščni izmenjevalnik (brazed plate)Visok prenos toplote in kompaktna izvedba uparjalnika.
  • Kondenzator: mikrokanalni (microchannel)Aluminijeve mikrokanalne baterije za visoko učinkovitost in manjšo količino hladilnega medija.
  • Ventilatorji: aksialni EC brezkrtačniEC aksialni ventilatorji z zaščitnimi mrežami in aluminijastimi profili lopatic.
  • Elektronski ekspanzijski ventiliNatančno doziranje hladilnega medija in stabilno delovanje.
  • Električna omara IP54Zaščita električne omare IP54 za zanesljivo delovanje v industrijskih okoljih.
  • Mikroprocesorski krmilnik z zaslonom na dotikUporabniku prijazen vmesnik in nadzor delovanja enote.
  • Komunikacija Modbus RS485Serijski izhod Modbus RS485 za povezavo na nadzorni/supervizorski sistem.
  • Servisni IN/OUT ventili kompresorjevVentili za lažje servisiranje in vzdrževanje hladilnega kroga.
  • Hidravlični priključni komplet VictaulicKomplet Victaulic hidravličnih priključkov (priložen pri vsaki enoti).
  • Tovarniški preizkusi in verifikacijeObsežni testi in verifikacije izvedeni v tovarni.
Parameter075100110150
Nazivna hladilna moč (1) [kW]232,1297,5360,5447,7
Skupna absorbirana moč (1) [kW]56,369,390,6107,1
EER (1)4,134,293,984,18
SEPR HT (2)5,345,585,025,10
SEPR MT (3)3,853,943,683,58
Nazivna hladilna moč (4) [kW]170,2215,5259,8318,9
Skupna absorbirana moč (4) [kW]61,276,695,6112,5
EER (4)2,782,812,722,84
SEER (5)4,104,154,124,10
Maks. zunanja temperatura zraka (6) [°C]45
Napajanje [V / Ph / Hz]400 ±10 % / 3-PE / 50
Vezja / kompresorji [št. / tip]1 on/off + 1 inverter
Glasnost (7) [dB(A)]93959597
Zvočni tlak (8) [dB(A)]65676769
Širina [mm]2238224122412241
Globina [mm]3541354135414531
Višina [mm]2475
Vgrajena masa [kg]2191242226493309

Pure refrigerant medium

R290 is a pure refrigerant (no blend), enabling stable behavior and reliable performance over the full unit life cycle.

Minimal environmental impact

R290 has GWP 3 (AR4) and ODP 0, making it one of the most eco-friendly refrigerants for industrial cooling systems.

Safe and reliable

R290 is ASHRAE class A3 and non-toxic. The unit is engineered to strict safety standards with extensive standard safety equipment.

More economical solution

R290 can help reduce carbon-related cost exposure and supports eligibility for national incentives where available.

Future-ready choice

R290 is exempt from HFC phase-out programs, providing long-term regulatory security.

High efficiency

R290 offers excellent thermodynamic properties for high efficiency and wide operating maps, including stable part-load behavior.

Plug & Play architecture

Main hydraulic and mechanical components are integrated as standard, with additional accessories and kits for project-specific adaptation.

Easy maintenance

Service-friendly layout with straightforward component access enables faster interventions and simpler routine maintenance.

Smart control and diagnostics

Integrated touchscreen microprocessor controller, advanced data logging diagnostics, and connectivity via Ethernet, USB, and RS485 Modbus.

Microchannel condensers

High-resistance aluminum microchannel coils with up to ~30% lower refrigerant charge and high efficiency; epoxy coating is available for aggressive environments.

Lower-noise operation (HE / SHE)

Integral casing and acoustic insulation of the compressor section, with optional low-noise SHE configuration.

Process cooling in industry

Process cooling

Reliability

Reliable process cooling for industrial applications requiring stable operating conditions, high efficiency, and uninterrupted performance.

Building HVAC air conditioning

Building air conditioning

HVAC

Efficient cooling source for central HVAC systems in larger facilities with strong seasonal efficiency and low environmental impact.

Manufacturing industry and production lines

Manufacturing industry

Cooling

Cooling of machinery, industrial processes, and production lines in metalworking, plastics, and general manufacturing.

Food and beverage industry

Food and beverage

Stability

Process cooling in food and beverage production where stable temperature and high system reliability are essential.

Pharma and chemical industry

Pharma and chemical

Precision

Suitable for pharmaceutical and chemical processes with strict requirements for precise temperature control and safe operation.

Data center cooling

Data centers

24/7

Cooling for IT and technical rooms with high energy efficiency and readiness for continuous 24/7 operation.

Commercial and public buildings

Commercial and public buildings

Large facilities

A strong fit for offices, hospitals, education facilities, and other large buildings with central cooling systems.

Industrial cooling

Describe your process and we will propose the right solution.

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Sizing based on real operating loads
Energy consumption optimization
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Pod lipami 4 · 1370 Logatec, Slovenija