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Modular compact heat pump
50NI

Refrigerant : R-410A

Cooling capacity : 19-115 kW

Heating capacity : 19-120 kW

Air flow : 4 000-21 000 m³/h

Air to air compact units with vertical construction for indoor use only.
  • R-410A refrigerant
  • Scroll compressor in tandem
  • Flexibility of configuration
  • Outdoor plug-fan with EC HEE motor
  • High seasonal performance
  • The units are supplied in 2 modules, outdoor module and indoor module for installation on site as compact version or split version, according to the choice.

carrier-icon-refrigerant-HFC-R-410A
Ten different models available:
  • 90, 120, 160 and 180: 1 circuit and 2 compressors
  • 200, 240, 280, 320, 360, 420 and 485: 2 circuits and 4 compressors

General description

  • Hermetic scroll compressors
  • Tandem configuration
  • Plug-fan EC for indoor and outdoor circuits
  • 2 modules: outdoor module and indoor module for building work installation as compact version or split version
  • Casing made of galvanized steel metal with polyester paint, white color RAL 7035
  • All units are tested and checked in the factory

Outdoor module


Outdoor air circuit
  • EC electronic supply plug-fans directly coupled with variable control speed and flow rate controller.
  • Condensate drain pan
Cooling circuit
  • Hermetic scroll-type compressor(s), with tandem design assembled over anti vibration mounts. Control of phase equilibrium and the direction of rotation
  • Crankcase heater
  • Thermostatic expansion valve with external equalization (heat pump units)
  • Four-way cycle reversing valves (heat pump units)
  • Suction accumulator, anti-acid dehydrating filter(s), liquid receiver(s)
  • Filling and service valves for compact version
  • Possibility of installation of modules separately, with filling and service valves
  • Cooling connections for welding
Electric panel
  • Complete and fully wired electric panel. Insulated panel cover to prevent condensation
  • Transformer for power supply without neutral included in the electrical panel
  • Main ground connection
  • Compressor(s) and fan(s) motor contacts
Protections
  • High and low pressure pressostats
  • Compressor discharge temperature control
  • Non-return valve built into the compressor
  • Main door switch
  • Magnetothermic protection switches for the compressor(s) power line and fans motor
  • Automatic switch in the control circuit

Indoor module

Indoor air circuit
  • Coil with copper pipes and fins of an aluminum alloy
  • EC electronic supply plug-fans directly coupled with variable control speed and flow rate controller
  • Reusable air filters, assembled on a frame
  • Condensate drain pan
Cooling circuit
  • Thermostatic expansion valve(s) with external equalization
Protections
  • Main door switch
  • Machinery Directive 2006/42/EC (MD)
  • Electromagnetic Compatibility Directive 2014/30/EU (EMC)
  • Low Voltage Directive 2014/35/EU (LVD)
  • Pressure Equipment Directive 2014/68/EU (Category 2) (PED)
  • RoHS Directive 2011/65/EU (RoHS)
  • Eco-design Directive 2009/125/EC (ECO-DESIGN)
  • Energy Labelling Directive 2010/30/EU (ECO-LABELLING)
  • Harmonized Standard: EN 378-2:2012

CARRIERrtc control

The CARRIERrtc control consists of a μPC MEDIUM control board, sensors, a pGD1 graphic terminal and a TCO user terminal (optional).

Main functions

  • Selection of set-point and operating mode: Heating, Cooling, Auto, Ventilation
  • Continuous control of the operating parameters
  • Display of the values measured by the sensors
  • Compressors time delays
  • Defrosting management (in heat pump units)
  • Control of the supply air temperature
  • All-seasons operation via the condensation and evaporation pressure control
  • Set-point compensation based on the outdoor temperature
  • Hourly and weekly schedule
  • Fire protection
  • Diagnosis of faults and general alarm

Optional functions

  • External air damper for the renewal of fresh air, depending on the temperature of the mixed air or depending on the air quality sensor
  • Mixing box for thermal, enthalpic or thermoenthalpic freecooling
  • Cooling recovery circuit for renewing the air
  • Rotary heat exchanger
  • Auxiliary electrical heaters: two-stage with on/off control or single-stage with proportional control
  • Hot water coil with 3-way valve, with proportional or on/off control
  • Gas burner with proportional control
  • Humidifier with proportional or on/off control
  • Air flow rate controller (with centrifugal fans)
  • Clogged filter pressostat
  • Smoke detection station
  • Air quality sensor for measuring CO2 and/or volatile compounds
  • Refrigerant leak detector
  • Energy meter and and calculation of the cooling and heating capacities

pGD1 terminal

This graphic terminal, installed on the electric panel of the machine, allows :

  • The initial programming of the unit
  • Modification of operating mode
  • Unit ON / OFF
  • Selection of the operating mode
  • Setting of set-points
  • On-screen display of controlled variables and sensor values measured
  • On screen display of active alarms and historical records of alarms
carrier-graphic-terminal

TCO user terminal (optional)

  • Switch the unit ON / OFF
  • Select the operating mode
  • Adjust the set-points
  • Display the installation’s temperatures and humidity, outdoor temperature, supply air temperature, CO2 sensor and opening of the outdoor damper
  • Display alarms codes
carrier-user-terminal

CARRIERrtc medium control (optional)

Electronic module with microprocessor comprised of a control board and a TCO.

Outdoor environment

  • Corrosion
    • Coil with copper pipes and copper fins
    • INERA® coil with copper pipes and fins of an aluminum alloy, of high performance and great resistance to the corrosion
    • Coil with copper pipes and aluminum fins with polyurethane and Blygold® coating
  • Humidity
    • Tropicalized electric panel
    • Tropicalized motors and fans (please consult)

Installation

  • Anti-vibration mounts made of rubber
  • Service valves for cooling connections
  • Oil separator for cooling connections with maximum equivalent length of the cooling line greater than 50 meters, option only available when the units are supplied in 2 modules, outdoor module and indoor module for building work installation as split version
  • Position of air supply of the outdoor unit:
    • Side: supply by default
    • Upper: only available when the units are supplied for building work installation as split version
  • Air coil protection grille
  • Gravimetric filters in the return air

Acoustic

  • Acoustic insulating cover for compressor

Electric panel

  • Electrical power supply with neutral
  • Energy meter for monitoring of the power consumption of the installation (with CARRIERrtc control)

Outdoor environment

  • Humidity
    • Stop-drop in the indoor air coil
    • Stop-drop in the outdoor air intake
  • Corrosion
    • Coil with copper pipes and copper fins
    • INERA® coil with copper pipes and fins of an aluminum alloy, of high performance and great resistance to the corrosion
    • Coil with copper pipes and aluminum fins with polyurethane and Blygold® coating
    • Condensate drain pan in stainless steel.

Comfort / heating options

  • Hot water auxiliary coil, with three-way valve. Two options:
    • Nominal coil for heating in cooling-only units
    • Auxiliary coil for heating in heat pump units
  • Auxiliary electrical heaters, air flow controller included

Comfort / indoor air quality options

  • Filtration of the supply air
  • Air quality probe for installation in the environment or in duct to enable measuring CO2 and/or volatile compounds (with CARRIERrtc control)

Security

  • Soft starter of the supply and/or return centrifugal fans which prolongs the set time mainly aimed at installations with cloth ducts
  • Differential pressostat for the detection of clogged filters
  • Differential pressostat for control of air flow
  • Smoke detecting station in accordance with the NF S 61-961 standard
  • Refrigerant leak detector (with CARRIERrtc control)

Installation

  • Anti-vibration mounts made of rubber
  • Centrifugal fan with belts and pulleys for indoor module (only for models 240 to 360)
  • Position of supply and/or return of the indoor unit air
  • Assemblies with mixing box with 2 motorized damper for air renewal and free-cooling
Ten different models available:
  • 90, 120, 160 and 180: 1 circuit and 2 compressors
  • 200, 240, 280, 320, 360, 420 and 485: 2 circuits and 4 compressors

General description

  • Hermetic scroll compressors
  • Tandem configuration
  • Plug-fan EC for indoor and outdoor circuits
  • 2 modules: outdoor module and indoor module for building work installation as compact version or split version
  • Casing made of galvanized steel metal with polyester paint, white color RAL 7035
  • All units are tested and checked in the factory

Outdoor module


Outdoor air circuit
  • EC electronic supply plug-fans directly coupled with variable control speed and flow rate controller.
  • Condensate drain pan
Cooling circuit
  • Hermetic scroll-type compressor(s), with tandem design assembled over anti vibration mounts. Control of phase equilibrium and the direction of rotation
  • Crankcase heater
  • Thermostatic expansion valve with external equalization (heat pump units)
  • Four-way cycle reversing valves (heat pump units)
  • Suction accumulator, anti-acid dehydrating filter(s), liquid receiver(s)
  • Filling and service valves for compact version
  • Possibility of installation of modules separately, with filling and service valves
  • Cooling connections for welding
Electric panel
  • Complete and fully wired electric panel. Insulated panel cover to prevent condensation
  • Transformer for power supply without neutral included in the electrical panel
  • Main ground connection
  • Compressor(s) and fan(s) motor contacts
Protections
  • High and low pressure pressostats
  • Compressor discharge temperature control
  • Non-return valve built into the compressor
  • Main door switch
  • Magnetothermic protection switches for the compressor(s) power line and fans motor
  • Automatic switch in the control circuit

Indoor module

Indoor air circuit
  • Coil with copper pipes and fins of an aluminum alloy
  • EC electronic supply plug-fans directly coupled with variable control speed and flow rate controller
  • Reusable air filters, assembled on a frame
  • Condensate drain pan
Cooling circuit
  • Thermostatic expansion valve(s) with external equalization
Protections
  • Main door switch
  • Machinery Directive 2006/42/EC (MD)
  • Electromagnetic Compatibility Directive 2014/30/EU (EMC)
  • Low Voltage Directive 2014/35/EU (LVD)
  • Pressure Equipment Directive 2014/68/EU (Category 2) (PED)
  • RoHS Directive 2011/65/EU (RoHS)
  • Eco-design Directive 2009/125/EC (ECO-DESIGN)
  • Energy Labelling Directive 2010/30/EU (ECO-LABELLING)
  • Harmonized Standard: EN 378-2:2012

CARRIERrtc control

The CARRIERrtc control consists of a μPC MEDIUM control board, sensors, a pGD1 graphic terminal and a TCO user terminal (optional).

Main functions

  • Selection of set-point and operating mode: Heating, Cooling, Auto, Ventilation
  • Continuous control of the operating parameters
  • Display of the values measured by the sensors
  • Compressors time delays
  • Defrosting management (in heat pump units)
  • Control of the supply air temperature
  • All-seasons operation via the condensation and evaporation pressure control
  • Set-point compensation based on the outdoor temperature
  • Hourly and weekly schedule
  • Fire protection
  • Diagnosis of faults and general alarm

Optional functions

  • External air damper for the renewal of fresh air, depending on the temperature of the mixed air or depending on the air quality sensor
  • Mixing box for thermal, enthalpic or thermoenthalpic freecooling
  • Cooling recovery circuit for renewing the air
  • Rotary heat exchanger
  • Auxiliary electrical heaters: two-stage with on/off control or single-stage with proportional control
  • Hot water coil with 3-way valve, with proportional or on/off control
  • Gas burner with proportional control
  • Humidifier with proportional or on/off control
  • Air flow rate controller (with centrifugal fans)
  • Clogged filter pressostat
  • Smoke detection station
  • Air quality sensor for measuring CO2 and/or volatile compounds
  • Refrigerant leak detector
  • Energy meter and and calculation of the cooling and heating capacities

pGD1 terminal

This graphic terminal, installed on the electric panel of the machine, allows :

  • The initial programming of the unit
  • Modification of operating mode
  • Unit ON / OFF
  • Selection of the operating mode
  • Setting of set-points
  • On-screen display of controlled variables and sensor values measured
  • On screen display of active alarms and historical records of alarms
carrier-graphic-terminal

TCO user terminal (optional)

  • Switch the unit ON / OFF
  • Select the operating mode
  • Adjust the set-points
  • Display the installation’s temperatures and humidity, outdoor temperature, supply air temperature, CO2 sensor and opening of the outdoor damper
  • Display alarms codes
carrier-user-terminal

CARRIERrtc medium control (optional)

Electronic module with microprocessor comprised of a control board and a TCO.

Outdoor environment

  • Corrosion
    • Coil with copper pipes and copper fins
    • INERA® coil with copper pipes and fins of an aluminum alloy, of high performance and great resistance to the corrosion
    • Coil with copper pipes and aluminum fins with polyurethane and Blygold® coating
  • Humidity
    • Tropicalized electric panel
    • Tropicalized motors and fans (please consult)

Installation

  • Anti-vibration mounts made of rubber
  • Service valves for cooling connections
  • Oil separator for cooling connections with maximum equivalent length of the cooling line greater than 50 meters, option only available when the units are supplied in 2 modules, outdoor module and indoor module for building work installation as split version
  • Position of air supply of the outdoor unit:
    • Side: supply by default
    • Upper: only available when the units are supplied for building work installation as split version
  • Air coil protection grille
  • Gravimetric filters in the return air

Acoustic

  • Acoustic insulating cover for compressor

Electric panel

  • Electrical power supply with neutral
  • Energy meter for monitoring of the power consumption of the installation (with CARRIERrtc control)

Outdoor environment

  • Humidity
    • Stop-drop in the indoor air coil
    • Stop-drop in the outdoor air intake
  • Corrosion
    • Coil with copper pipes and copper fins
    • INERA® coil with copper pipes and fins of an aluminum alloy, of high performance and great resistance to the corrosion
    • Coil with copper pipes and aluminum fins with polyurethane and Blygold® coating
    • Condensate drain pan in stainless steel.

Comfort / heating options

  • Hot water auxiliary coil, with three-way valve. Two options:
    • Nominal coil for heating in cooling-only units
    • Auxiliary coil for heating in heat pump units
  • Auxiliary electrical heaters, air flow controller included

Comfort / indoor air quality options

  • Filtration of the supply air
  • Air quality probe for installation in the environment or in duct to enable measuring CO2 and/or volatile compounds (with CARRIERrtc control)

Security

  • Soft starter of the supply and/or return centrifugal fans which prolongs the set time mainly aimed at installations with cloth ducts
  • Differential pressostat for the detection of clogged filters
  • Differential pressostat for control of air flow
  • Smoke detecting station in accordance with the NF S 61-961 standard
  • Refrigerant leak detector (with CARRIERrtc control)

Installation

  • Anti-vibration mounts made of rubber
  • Centrifugal fan with belts and pulleys for indoor module (only for models 240 to 360)
  • Position of supply and/or return of the indoor unit air
  • Assemblies with mixing box with 2 motorized damper for air renewal and free-cooling

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