Multi-Zone Outdoor Heat Pumps - Key Features - All Energy Star Cold-Climate Certified

Oct 22, 2026

Uploaded by Rhys

Multi-zone outdoor heat pump specifications and performance data for models FPHMR18A3D, FPHMR27A3D, FPHMR36A3D, and FPHMR42A3D. Highlights include precision inverter technology with variable-speed compressor, low-ambient operation for cooling and heating, and cold-climate capacity at low temperatures such as 5°F and below. The document provides cooling and heating rated capacities, operating ranges, EER/SEER and COP/HSPF metrics, electrical and refrigeration details, and AHRI configuration references for multiple indoor unit types.

LanguageEnglish

CategoryHealthcare

FormatPDF

Pages17

Reading Time43 min

AccessFree to download

Multi-Zone Outdoor Heat Pumps - Key Features

Technical Specifications by Model

Multi-Zone Configuration and AHRI Ratings

# Multi-Zone Outdoor Heat PumpKey Features Precision Inverter⑧technology(variable speed compressor) B Soft-Start"compressor BLDC motor FPHMR18A3D | PURCHASER | P.O.\# | DATE | | --- | --- | --- | | PROJECT | LOCATION | | | ENGINEER | ARCHITECT | | | SUBMITTED BY | FORAPPROVAL | FOR REFERENCE | | ITEM | PLAN DESIGNATION | QUANTITY | COOLING BTU/H | VOLTAGE | RUUD MODEL | | --- | --- | --- | --- | --- | --- | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | All ENERGY STAR®certified models All ENERGY STAR⑧Cold-ClimateHeat Pump certified models FPHMR27A3D,FPHMR36A3D,FPHMR42A3D DUCTLESS MINI-SPLIT SYSTEMS WALL-MOUNTED,CEILING CASSETTE,CONCEALED DUCTED,AIR HANDLER DIndicates sustainability feature Extreme cold climate heat pumpperformance:100%of ratedcapacity at 5°F* ·Low ambient heat pumpoperation down to-13°F ·Low ambient cooling operationdown to 5°F ·Low temperature compressorstart-up protection *Multi-zone 42K BTU models operate at 86%capacity at 5°F. COLD CLIMATE # FLOATING AIRᴹULTRA'"|MULTI-ZONE|OUTDOOR HEAT PUMPS | MODEL | Outdoor Model | Unit | FPHMR18A3D | FPHMR27A3D | FPHMR36A3D | FPHMR42A3D | | --- | --- | --- | --- | --- | --- | --- | | | Power Supply | V/Hz/ph | 208V/230V~,60Hz,1P | | | | | | ENERGYSTARoStandard* | Y/N | Y | Y | Y | Y | | | ENERGYSTAR-Cold Climate* | Y/N | Y | Y | Y | Y | | coOLING | Rated Capacity@95°F | Btu/h | 18,000 | 27,000 | 36,000 | 42,000 | | | Cooling Capacity Range(Min.-Max.) | Btu/h | 9,000-22,000 | 9,000-31,000 | 9,000-46,800 | 9,000-54,600 | | | EER2@95°F* | Btu/h/W | 13.30 | 12.85 | 12.85 | 12.00 | | | SEER2 | Btu/h/W | 22.00 | 23.00 | 22.00 | 22.00 | | | Cooling Operating Range | F | 5°F-125°F | 5°F-125°F | 5°F-125°F | 5°F-125°F | | HEATING | Rated Capacity@47°F | Btu/h | 18,000 | 27,000 | 36,000 | 48,000 | | | Heating Capacity Range(Min.-Max.) | Btu/h | 9,000-30,000 | 9,000-44,000 | 9,000-54,000 | 9,000-58,000 | | | COP2@47°F* | w/W | 3.82 | 3.60 | 3.91 | 3.60 | | | COP@5°F* | w/W | 1.99 | 1.82 | 1.92 | 1.92 | | | HSPF2* | Btu/h/W | 10.00 | 10.00 | 10.00 | 9.50 | | | Rated Capacity Heating@17°F(-8.3°℃) | Btu/h | 11,500 | 17,600 | 22,600 | 28,200 | | | Maximum Heating Capacity@5°F(-15℃) | Btu/h | 18,000 | 27,000 | 36,000 | 36,000 | | | Maximum Heating Capacity@-13F(-25°℃) | Btu/h | 13,356 | 19,177 | 26,175 | 27,216 | | | Heating Operating Range | F | -13°F-75°F | -13°F-75°F | -13°F-75°F | -13°F-75°F | | 0UTDOOR AIRFLOW | Air Circulation(Hi)for Outdoor | ft3 CFM | 1,850 | 3,357 | 3,357 | 3,357 | | | Sound Rating-Outdoor(Hi) | dB(A) | 55 | 62 | 64 | 64 | | FAN MOTOR | Output | W | 60 | 220 | 220 | 220 | | | Speed(Hi) | r/min | 880 | 850 | 830 | 830 | | ELECTRICAL | Rated Current | Cooling(A) | 6.3 | 9.3 | 12.8 | 15.5 | | | | Cooling(W) | 1350.0 | 2100.0 | 2802.0 | 3500.0 | | | | Heating(A) | 6.4 | 10.0 | 12.5 | 18.0 | | | | Heating(W) | 1380.0 | 2200.0 | 2700.0 | 3910.0 | | | MOP(Rating of Overcurrent Protective Device) | A | 30.0 | 40.0 | 50.0 | 60.0 | | | MCA(Minimum Circuit Ampacity) | A | 21.0 | 25.0 | 32.0 | 36.0 | | | CommunicationWre Size and Type | | 4×14AWG | 4×14AWG | 4×14AWG | 4x14AWG | | REFRIGERATION
(R454B) | Moisture Removal | pints/h | 2.4 | 3.0 | 4.3 | 4.4 | | | Refrigerant Charge Volume | 0Z, | 51.1 | 76.2 | 105.8 | 105.8 | | | Liquid Pipe | in. | 1/4 | 1/4 | 1/4 | 1/4 | | | GasPipe | in. | 3/8 | 3/8 | 3/8 |

FAQs

Which multi-zone heat pump models are covered in the document?

The document covers FPHMR18A3D, FPHMR27A3D, FPHMR36A3D, and FPHMR42A3D, including ENERGY STAR and cold-climate certified configurations.

What cold-climate performance claims are listed for these heat pumps?

It states 100% of rated capacity at 5°F, with low-ambient heat pump operation down to -13°F and low-ambient cooling operation down to 5°F.

What performance metrics are provided for cooling and heating?

Cooling metrics include EER2 and SEER2, along with rated and range capacities. Heating metrics include COP (including at 5°F), HSPF2, and rated and maximum heating capacities at specified low temperatures.

Oct 22, 2026

Uploaded by Rhys