Abacus Hvac Solutions

A 4-Ton HVAC Duct Carrier Fan Coil Unit is a heating, ventilation, and air conditioning (HVAC) system component designed to provide both cooling and heating for a variety of applications, typically in commercial or residential buildings. The Fan Coil Unit (FCU) operates by circulating air through a coil that is either cooled or heated by the refrigerant. The 4-ton capacity indicates the unit's cooling capacity, typically around 36,000 BTUs (British Thermal Units) per hour, making it suitable for medium to large spaces, such as offices, hotel rooms, or larger residential units.

Carrier Inverter ducted air conditioner, with advanced R410A refrigerant for optimal performance. Designed for versatile applications, it seamlessly integrates into any space, ensuring efficient cooling year-round. Experience whisper-quiet operation, ensuring uninterrupted comfort. With R410A refrigerant, the system delivers exceptional performance while prioritizing environmental responsibility. The Carrier ducted air conditioner provides the ultimate embodiment of comfort and tranquility for your space.

We take immense pleasure to introducing ourself as a team of Air-conditioning professionals in the name of “ABACUS HVAC SOLUTIONS”. We are the Authorized CHANNEL PARTNERS for the complete range of CARRIER & TOSHIBA air-conditioning and refrigeration.We are leading in HVAC for past 20+ years with customer satisfaction. We sell all tonnages of cassettes available at ABACUS HVAC SOLUTIONS.

 

• Permanent and effective: Ducted air conditioning is the most permanent air conditioning solution and the most effective for cooling or heating your entire home.
• Discreet: Apart from the duct vent in each of the rooms, the air conditioning system is relative unnoticeable and can be a lot quieter than a split system air conditioner.
• Zoning: Zoning allows the user to decide whether to cool the entire house or individual rooms or zones. With zoning, also different rooms can have different settings or temperatures, allowing flexible cooling solutions.
• Adds property value: Generally speaking, a ducted air conditioning system adds value to your home, as it is an expensive and permanent feature.
• More economical: A duct air conditioner can be more economical than installing several split systems to cover the same amount of space. With a new home being built or an older home which is being renovated, it is actually is easier to install the ducted conditioning during that process and reducing installation costs.

 

Abacus HVAC Solutions is a premier engineering firm specializing in advanced climate control solutions. As Authorized Channel Partners for Carrier and Toshiba, we bridge the gap between world-class HVAC technology and expert local integration.
Performance Features (all configurations)

• Flexible Air-Discharge option
• Scroll Compressor Technology
• Motor Capacitors
• Filter Drier

Reliability Features (all configurations)

• Auto Restart
• Efficient Performance
• Energy Efficient
• Efficient Design
• Electronic Remote Control

Maintenance Features

• Inbuilt Electrical Safety
• Inbuilt Compressor Overload Protection
• Easy Servicing

Installation Features

• Easy Installation
• Chlorine free Refrigerant

take immense pleasure to introducing ourself as a team of Air-conditioning professionals in the name of “ABACUS HVAC SOLUTIONS”. We are the Authorized CHANNEL PARTNERS for the complete range of CARRIER & TOSHIBA air-conditioning and refrigeration.We are leading in HVAC for past 20+ years with customer satisfaction. We sell all tonnages of cassettes available at ABACUS HVAC SOLUTIONS.

Performance Features (all configurations)

• Flexible Air-Discharge option
• Scroll Compressor Technology
• Motor Capacitors
• Filter Drier

Reliability Features (all configurations)

• Auto Restart
• Efficient Performance
• Energy Efficient
• Efficient Design
• Electronic Remote Control

Maintenance Features

• Inbuilt Electrical Safety
• Inbuilt Compressor Overload Protection
• Easy Servicing

Installation Features

• Easy Installation
• Chlorine free Refrigerant

High Static Pressure: Designed to push air through extensive ductwork, ensuring uniform cooling even in large or multi-room layouts.

Inverter Technology: Many modern units (like the 38TUV or 40GDU series) utilize twin-rotary inverter compressors that adjust speed based on demand, reducing energy consumption by up to 30-50% compared to fixed-speed units.

Compact Chassis: Low-profile indoor units (often as slim as 210mm to 300mm) allow for installation in tight ceiling voids or false ceilings.

R-32 or R-410A Refrigerant: Uses eco-friendly refrigerants that offer high heat exchange efficiency and lower Global Warming Potential (GWP).

Whisper-Quiet Operation: The indoor fan assembly is balanced to minimize vibration, often operating at sound levels as low as 25–30 dB(A).

 

Zoning Capability: Can be integrated with VAV (Variable Air Volume) systems to provide independent temperature control for different roomsAdvanced Filtration: Typically compatible with high-efficiency filters (HEPA or PM 2.5) to improve Indoor Air Quality (IAQ) by removing dust and allergens 3 tr to 11  tr 

 

We take immense pleasure to introducing ourself as a team of Air-conditioning professionals in the name of “ABACUS HVAC SOLUTIONS”. We are the Authorized CHANNEL PARTNERS for the complete range of CARRIER & TOSHIBA air-conditioning and refrigeration.We are leading in HVAC for past 20+ years with customer satisfaction.

Title: The Fan Coil Unit (FCU) is a versatile component used in heating, ventilation, and air conditioning (HVAC) systems to regulate and distribute conditioned air within a space. Designed for both residential and commercial applications, the FCU provides efficient climate control by cooling or heating the air as it circulates through the unit.

Key features of the Fan Coil Unit include:

• Efficient Air Distribution: The FCU features a built-in fan that circulates air over a coil, which is either heated or cooled depending on the system's operation. This ensures consistent and efficient distribution of conditioned air throughout the space.
• Flexible Installation: Available in various configurations, including ceiling-mounted, floor-mounted, and wall-mounted options, the FCU can be integrated into different types of spaces and layouts to meet specific installation requirements.
• Customizable Temperature Control: Equipped with controls that allow for precise temperature adjustments, the FCU provides customizable comfort levels, enabling users to create the ideal indoor climate.
• Compact and Space-Saving Design: The compact design of the FCU allows it to be installed in spaces where traditional HVAC systems may be impractical, making it a versatile solution for both new construction and retrofitting existing buildings.
• Quiet Operation: Designed to operate with minimal noise, the FCU enhances comfort by providing a quiet environment without disrupting daily activities.
• Energy Efficiency: The FCU is engineered to be energy-efficient, with features that optimize performance and reduce operational costs while maintaining effective climate control.
• Integrated Filtration: Many FCUs include built-in air filters that help remove airborne particles and contaminants, contributing to improved indoor air quality and overall system performance.
• Easy Maintenance: The FCU is designed for ease of maintenance, with accessible components that simplify routine servicing and cleaning, ensuring long-term reliability and efficiency.

The Fan Coil Unit is an essential component in HVAC systems, providing effective and flexible climate control with efficient air distribution and customizable temperature settings. Its versatility, compact design, and quiet operation make it an ideal choice for a wide range of residential and commercial applications.

We take immense pleasure to introducing ourself as a team of Air-conditioning professionals in the name of “ABACUS HVAC SOLUTIONS”. We are the Authorized CHANNEL PARTNERS for the complete range of CARRIER & TOSHIBA air-conditioning and refrigeration.We are leading in HVAC for past 20+ years with customer satisfaction. We sell all tonnages of cassettes available at ABACUS HVAC SOLUTIONS.

 

• Permanent and effective: Ducted air conditioning is the most permanent air conditioning solution and the most effective for cooling or heating your entire home.
• Discreet: Apart from the duct vent in each of the rooms, the air conditioning system is relative unnoticeable and can be a lot quieter than a split system air conditioner.
• Zoning: Zoning allows the user to decide whether to cool the entire house or individual rooms or zones. With zoning, also different rooms can have different settings or temperatures, allowing flexible cooling solutions.
• Adds property value: Generally speaking, a ducted air conditioning system adds value to your home, as it is an expensive and permanent feature.
• More economical: A duct air conditioner can be more economical than installing several split systems to cover the same amount of space. With a new home being built or an older home which is being renovated, it is actually is easier to install the ducted conditioning during that process and reducing installation costs.

Abacus HVAC Solutions is a premier engineering firm specializing in advanced climate control solutions. As Authorized Channel Partners for Carrier and Toshiba, we bridge the gap between world-class HVAC technology and expert local integration.

With over two decades of industry leadership, we have built a legacy of excellence through technical precision and an uncompromising commitment to customer satisfaction. From high-capacity Cassette Units to complex industrial systems, we provide the full spectrum of air-conditioning and refrigeration services.

1. Seamless Integration & Aesthetics

Ducted systems are the most discreet HVAC solution available. With components concealed within the ceiling, only minimalist vents are visible, ensuring your interior design remains the focal point while maintaining a whisper-quiet environment.

2. Advanced Zonal Control

Our systems feature precision zoning, allowing users to customize temperatures for individual rooms. This flexibility ensures personalized comfort while significantly reducing energy waste in unoccupied areas.

3. Comprehensive Property Coverage

Unlike standalone units, a ducted system provides uniform air distribution across the entire floor plan, eliminating "hot spots" and providing the most effective heating and cooling performance.

4. Capital Value Enhancement

As a permanent and premium architectural feature, a professionally installed ducted system serves as a long-term asset, substantially increasing the market value of residential and commercial properties.

5. Operational Economy

 

For large-scale applications or new constructions, a single ducted system is often more cost-effective than installing multiple split units. By integrating the system during the construction or renovation phase, we can optimize installation efficiency and reduce long-term maintenance overhead.

Heat Load Calculation: We perform precise calculations based on your floor plan, window orientation, and occupancy to size the system perfectly.

Duct Design Optimization: We design duct layouts to minimize friction and noise while maximizing airflow efficiency.

 

Authorized After-Sales Support: As authorized partners, our technicians use genuine parts and follow strict manufacturer protocols for maintenance and servicing.

We take immense pleasure to introducing ourself as a team of Air-conditioning professionals in the name of “ABACUS HVAC SOLUTIONS”. We are the Authorized CHANNEL PARTNERS for the complete range of CARRIER & TOSHIBA air-conditioning and refrigeration.We are leading in HVAC for past 20+ years with customer satisfaction.
Energy Efficiency: VRF systems use a single outdoor unit connected to multiple indoor units, allowing for independent temperature control and energy savings
Comfort: VRF systems can provide simultaneous heating and cooling to different areas, enhancing overall comfort
Quiet Operation: VRF systems are known for their quiet operation, making them suitable for residential and commercial spaces. 

We take immense pleasure to introducing ourself as a team of Air-conditioning professionals in the name of “ABACUS HVAC SOLUTIONS”. We are the Authorized CHANNEL PARTNERS for the complete range of CARRIER & TOSHIBA air-conditioning and refrigeration.We are leading in HVAC for past 20+ years with customer satisfaction.
We take immense pleasure to introducing ourself as a team of Air-conditioning professionals in the name of “ABACUS HVAC SOLUTIONS”. We are the Authorized CHANNEL PARTNERS for the complete range of CARRIER & TOSHIBA air-conditioning and refrigeration.We are leading in HVAC for past 20+ years with customer satisfaction.Carrier Ductable AC units are Highly reliable units that come equipped with scroll compressor technology. The in-built compressor protection offers minimum noise, better efficiency, ease in installation, improved reliability, and longer service life.

 

Expansion valve that is thermostatic in nature adjusts the refrigerant volume flow as per the variations in the heat load. This makes the whole Ducted Unit much more efficient over a wide temperature range.

 

Compressor is configured to save power. Fins are of dual sine wave pattern and copper tubes are internally grooved that result in enhanced energy-efficiency. 

 

Indoor units are equipped with DIDW direct driven fans that result in ‘powerful and uniform air throw’ across the building or space under consideration. 

 

The Carrier Ductable AC Units are easily installed and require very little maintenance over their lifespan. The outdoor unit is easily serviced because of its compact and modular design. 

 

Microprocessor based remote control allows for precise temperature setting.

 

S3 Capacitors in fan motors result in protection against electrical shock and fire.

 

HP or High pressure switch used in Carrier Ductable AC units cuts off the power supply in case of excess discharge by the compressor. 

 

Similarly, these units also come equipped with an LP or low pressure switch that monitors the loss of discharge over the evaporator coil and safeguards it.

 

Surge protection, under voltage, phase loss, reverse phase sequence, over voltage are some of the in-built electrical safety measures incorporated in every Carrier Ductable AC unit.

take immense pleasure to introducing ourself as a team of Air-conditioning professionals in the name of “ABACUS HVAC SOLUTIONS”. We are the Authorized CHANNEL PARTNERS for the complete range of CARRIER & TOSHIBA air-conditioning and refrigeration.We are leading in HVAC for past 20+ years with customer satisfaction. We sell all tonnages of cassettes available at ABACUS HVAC SOLUTIONS.

Performance Features

• Condensate Pump
• Silent Operation
• Superior Heat Exchanger
• Energy Saver Mode

Reliability Features

• Auto mode
• Auto restart
• Auto timer
• Fresh air renewal

Maintenance Features

• 3 Phase Reverse Protection
• Self-diagnosis
• Corrosion Resistant

Installation Features

• Building Management System
• Easy Installation
• Green Refrigerant
• IDU designed for maximum comfort

Advanced Inverter Technology: Most modern Carrier ducted units (like the Infinity® and QSS Inverter series) use variable-speed compressors. This allows the system to adjust its cooling/heating capacity precisely, resulting in up to 25% higher energy efficiency compared to fixed-speed units.

 

Constant Air Volume (CAV): This technology automatically adjusts the fan speed to maintain a steady airflow, even if the static pressure in the ducts changes (e.g., due to dirty filters or long duct runs).

 Zone Control: Carrier systems often support "Zoning," allowing you to set different temperatures for different rooms (e.g., bedroom vs. living room), which optimizes energy use.

 

Dual-Stage Filtration: High-end models include a two-stage process: a pre-filter for large particles and a MERV 11 filter to remove particles as small as 1 micron.

 Silent Operation: Features like Silencer System II™ and sound-dampening blankets on compressors ensure the system runs at whisper-quiet levels.

We take immense pleasure to introducing ourself as a team of Air-conditioning professionals in the name of “ABACUS HVAC SOLUTIONS”. We are the Authorized CHANNEL PARTNERS for the complete range of CARRIER & TOSHIBA air-conditioning and refrigeration.We are leading in HVAC for past 20+ years with customer satisfaction. We sell all tonnages of cassettes available at ABACUS HVAC SOLUTIONS.

 

• Permanent and effective: Ducted air conditioning is the most permanent air conditioning solution and the most effective for cooling or heating your entire home.
• Discreet: Apart from the duct vent in each of the rooms, the air conditioning system is relative unnoticeable and can be a lot quieter than a split system air conditioner.
• Zoning: Zoning allows the user to decide whether to cool the entire house or individual rooms or zones. With zoning, also different rooms can have different settings or temperatures, allowing flexible cooling solutions.
• Adds property value: Generally speaking, a ducted air conditioning system adds value to your home, as it is an expensive and permanent feature.
• More economical: A duct air conditioner can be more economical than installing several split systems to cover the same amount of space. With a new home being built or an older home which is being renovated, it is actually is easier to install the ducted conditioning during that process and reducing installation costs.