Web code: MDI12
CHILLERS HEAT PUMPS AIR-cooled AXIAL fans

MidiPACK-I ECO

TCAITI-THAITI 131÷155
Cooling capacity 29,5÷55,2 kW
Heating capacity 32,4÷58,8 kW

Water chillers and packaged reversible air-cooled heat pumps with axial fans. Series with scroll hermetic compressors, DC Inverter and R32 refrigerant gas.

Features

Tax incentives*

Key features

Efficient and eco-friendly unit in R32
Hot water up to -15°C outdoor air
Temperature of the produced water up to 60°C
Plug&Play unit with integrated hydraulic module
Optional EC fans and inverter-based circulation pump
Integrated MASTER/SLAVE control

MidiPACK-I ECO

Description

Construction features

• Compressor: scroll type, rotary, hermetic with Inverter actuation, complete with thermal protection and casing heater.
• Water side heat exchanger: adequately insulated stainless steel plates, complete with antifreeze heater and water flow differential pressure switch.
• Air side heat exchanger: finned coil with copper pipes and aluminium fins, complete with protection grilles.
• Fan: external rotor axial type electric fans equipped with internal thermal protection, accident protection grilles and proportional electronic device for continuous fan rotation speed adjustment.
• Control: microprocessor electronic control with Adaptive Function Plus logic.
• Structure: made of galvanised and painted steel plate
• The unit is also complete with:
- outdoor air temperature probe for compensation of the Set-point;
- display of cooling circuit high and low pressure;
- electronic expansion valve;
- Master/Slave control up to 4 units in parallel;
- clock board.

Version

T - High efficiency.

Models

TCAITI: unit designed for cooling only.
THAITI: heat pump unit.

PUMP set up

Pump unit with single or double electric pump, including an automatic actuation pump in standby, complete with expansion tank, air vent valves, safety valve and water side pressure gauge. The pumps are available in low or high pressure head versions, and with INVERTER operation.
TANK&PUMP set up
• Pump unit complete with inertial buffer tank and single or double electric pump, including an automatic actuation pump in standby, complete with expansion tank, air vent valves, safety valve and water side pressure gauge. The pumps are available in low or high pressure head versions, and with INVERTER operation.

Factory fitted accessories

• Pre-painted copper/aluminium coils with hydrophilic treatment or copper/copper.
• Desuperheater.
• 100% heat recovery unit (only TCAITI)
• 3-way diverter valve for domestic hot water production, managed by the adjustment.
• Condensing control with fans with EC motor.
• Base antifreeze heater
• Antifreeze heater for buffer tank and electric pumps
• Forced Download. Compressor partialisation or switch-off to limit power and current consumption (digital input).
• Double safety valves.
• Refrigerant leak detector
• Digital input for double set-point.
• 4-20 mA analogue signal for shifting set-point.
• Energy parameters measurement.
• Silenced set up.
• Cooling circuit high and low pressure gauges.
• Low water set-point temperature.

Separately supplied accessories

• 3-way valve for the production of domestic hot water, managed by the adjustment.
• Remotable outdoor air temperature probe for compensation of the set-point.
• Additional electrical resistance for heat pump, managed by the adjustment.
• Rubber anti-vibration mounts.
• Water filter.
• Thermostat with display.
• Remote keypad with display.
• Interfaces for serial communication with other devices.
• Serial converter (RS485/USB).
• Rhoss supervisors for unit monitoring and remote management.

Technical data

TCAITI MODEL 131 140 148 155
Cooling capacity kW 30,1 38,7 48 55,2
Absorbed power kW 10,13 13,07 15,84 18,46
E.E.R. 2,97 2,96 3,03 2,99
THAITI MODEL 131 140 148 155
Heating capacity kW 32,4 42 53,2 58,8
Absorbed power kW 9,67 12,61 15,88 18,32
C.O.P. 3,35 3,33 3,35 3,21
Heating capacity kW 32,9 42,9 53,8 59,5
Absorbed power kW 7,99 10,51 13,03 15,14
C.O.P 4,12 4,08 4,13 3,93
Heating capacity kW 22,8 29,1 36,9 40,9
Absorbed power kW 7,65 10 12,42 14,4
C.O.P. 2,98 2,91 2,97 2,84
Cooling capacity kW 29,5 38,3 47,1 54
E.E.R. 2,88 2,91 2,96 2,91
TCAITI-THAITI MODELS 131 140 148 155
Sound pressure dB(A) 51,5 53,5 54,5 55,5
Scroll compressor no. 1 inverter 1 inverter 1 inverter 1 inverter
Circuits no. 1 1 1 1
Buffer tank water content (TANK&PUMP) l 150 150 150 150
Standard head pump nominal available head (TCAITI) kPa 129 122 116 110
Electrical supply V-ph-Hz 400-3+N-50 400-3+N-50 400-3+N-50 400-3+N-50
DIMENSIONS AND WEIGHT 131 140 148 155
L – Width mm 2315 2315 2315 2315
H – Height mm 1580 1580 1580 1580
P – Depth mm 1000 1000 1000 1000
TCAITI weight kg 450 470 480 490
THAITI weight kg 470 490 500 510
SEASONAL ENERGY PERFORMANCE 131 140 148 155
TCAITI MODEL SEASONAL PERFORMANCE IN COOLING MODE
Pdesignc (EN 14825) kW 30,1 38,7 48 55,2
SEER  (EN 14825) 4,65 4,82 4,91 4,7
ηs,c % 183 190 193 185
THAITI MODEL SEASONAL PERFORMANCE IN HEATING MODE
Pdesignh (EN 14825) kW 30 38 48 54
SCOP (EN 14825) 3,9 3,91 3,95 3,9
ηs % 153 154 155 153
Energy class A++ A++ A++ A++
  • Data at the following conditions:
  • Air: 35°C D.B. – Water: 12/7°C.
  • Air: 7°C D.B. – 6°C W.B. – Water: 40/45°C.
  • Air: 7°C D.B. – 6°C W.B. – Water: 30/35°C.
  • Air: -7°C D.B. – Water: 30/35°C.
  • In open field (Q = 2) at 5 m from the unit.
  • Weight referred to the unit without load and not accessorised.
  • Performance according to EN 14511.
  • Low temperature application (7°C)
  • Seasonal energy efficiency: low temperature cooling (EU Regulation 2016/2281)
  • In Average climatic conditions, low temperature application (35°C)
  • Seasonal energy efficiency: low temperature heating in Average climate (EU Regulations No.811/2013 and No.813/2013)

Manuals

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Technical notes

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