WIRING DIAGRAMS(cont.)

Thermostat

Fan Coil

Heat Pump

RVS/Heat Stage 2

Heat Stage 1

Compressor

Not Used

Fan

24VAC Hot Heating 24VAC Hot Cooling Dry Contact 1 Dry Contact 2 24VAC Common

Outdoor Air Temp

Remote Room Sensor

OAT/RRS Com

 

O

O/B W2

W3

W/W1

W2

Y/Y2

Y

Y1

 

G

G

Rh

R

Rc

 

D1

 

D2

 

C

COM

OAT

 

RRS

Outdoor Sensor *

OAT/RRS

Remote Room

 

Sensor *

O

W2**

Y

R

COM

*Indicates connection may not be required/available.

**Some heat pumps may designate W1.

A09154

Fig. 18 − Fan Coil with Heat Pump (HP Thermostat)

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Carrier TP-PHP, TP-PAC, TP-NHP, TP-NAC installation instructions Wiring DIAGRAMScont

TP-PHP, TP-NHP, TP-NAC, TP-PAC specifications

Carrier TP-PAC, TP-NAC, TP-NHP, and TP-PHP are part of Carrier's advanced product lineup designed for efficient, reliable, and high-performance heating and cooling systems. These products cater to various applications, from commercial to industrial, ensuring optimal climate control while maximizing energy efficiency.

The TP-PAC (Packaged Air Conditioner) is engineered for easy installation and maintenance, providing robust performance in diverse settings. This unit features high-efficiency compressors and advanced refrigerant management technology, which reduces energy consumption while maintaining superior cooling capabilities. Its modular design allows for easy scalability, enabling businesses to adjust their cooling capacity as required. Moreover, the TP-PAC is equipped with an intelligent control system that monitors performance metrics in real-time, facilitating proactive maintenance and reducing downtime.

The TP-NAC (Air-Cooled Chiller) incorporates cutting-edge technology to enhance its operational efficiency. This chiller utilizes advanced variable-speed compressor technology, which adapts to varying load conditions, significantly reducing energy costs. Its environmentally friendly refrigerant options comply with the latest regulations, further enhancing its sustainability profile. The TP-NAC is perfect for applications that demand precise temperature control, making it ideal for data centers and manufacturing facilities.

The TP-NHP (Heat Pump) is designed for year-round climate control, capable of both heating and cooling. This versatile unit employs a new-generation hot gas reheat system, allowing it to maintain comfortable indoor temperatures even during extreme weather conditions. Additionally, the TP-NHP features advanced zoning capabilities, permitting customized temperature settings for different areas of a building. This flexibility not only enhances comfort but also optimizes energy expenditure.

The TP-PHP (Packaged Heat Pump) combines the efficiency of the TP-NHP with a compact design perfect for urban installations where space is limited. It boasts quiet operation, making it suitable for residential areas and noise-sensitive environments. The unit's smart technology features enable users to monitor and control their systems remotely, providing convenience and peace of mind.

In summary, Carrier's TP-PAC, TP-NAC, TP-NHP, and TP-PHP represent the forefront of heating and cooling technology. With their emphasis on efficiency, reliability, and cutting-edge features, these units are well-equipped to meet the demands of modern climate control in diverse applications. By prioritizing energy efficiency and sustainable practices, Carrier continues to lead the way in the HVAC industry, ensuring comfortable and environmentally friendly solutions for all users.