MITSUBISHI ELECTRIC MSZ-HM24NA Wall Mounted Heat Pump System User Manual

June 12, 2024
Mitsubishi Electric

M-SERIES

SUBMITTAL DATA: MSZ-HM24NA & MUZ-HM24NA

24,000 BTU/H WALL-MOUNTED HEAT PUMP SYSTEM

Job Name:

System Reference:| Date:
Indoor Unit:
MSZ-HM24NA| Outdoor Unit:
□ MUZ-HM24NA-U1
□ MUZ-HM24NA-U2| Wireless Remote Controller
---|---|---
| MITSUBISHI ELECTRIC MSZ HM24NA Wall Mounted Heat Pump System - Fig
1|

GENERAL FEATURES

  • Four fan speed options: Low, Medium, High, Super-high

  • Anti-mold filter

  • INVERTER-driven compressors and electronic LEVs provide higher efficiency with controlled power usage

  • The outdoor unit powers the indoor unit, and should a power outage occur, the system is automatically restarted when power returns

  • Cooling operation range: 14° F to 115° F

  • Heating operation range: -4° F to 75° F

  • Multiple control options available:
    – Hand-held Remote Controller (provided with unit)
    – kumo cloud® smart device app for remote access
    – Third-party interface options
    – Wired or wireless controllers

  • 12-hour timer

  • ECONO COOL mode

  • AUTO restart

  • Blue Fin anti-corrosion treatment applied to the outdoor unit heat exchanger for increased coil protection and longer life

SPECIFICATIONS: MSZ-HM24NA & MUZ-HM24NA

Cooling1 Maximum Capacity BTU/H 22,500
Rated Capacity BTU/H 22,500
Minimum Capacity BTU/H 5,800
Maximum Power Input W 2,575
Rated Power Input W 2,630
Moisture Removal Pints/h 2.3
Sensible Heat Factor 0.89
Power Factor % 99 / 99
Heating at 47°F2 Maximum Capacity BTU/H 26,000
Rated Capacity BTU/H 26,000
Minimum Capacity BTU/H 5,400
Maximum Power Input W 2,445
Rated Power Input W 2,500
Power Factor % 99 / 99
Heating at 17°F3 Maximum Capacity BTU/H 18,500
Rated Capacity BTU/H 18,500
Maximum Power Input W 2,245
Rated Power Input W 2,300
Heating at 5°F4 Maximum Capacity BTU/H 15,600
Maximum Power Input W 2090
Heating at -4°F5 Maximum Capacity BTU/H N/A
Heating at -13°F6 Maximum Capacity BTU/H
Efficiency SEER SEER2 18.0
EER1 EER21 8.6 8.6
HSPF (IV) HSPF2 (IV) 10.0 10.0
COP at 47°F2 3.05
COP at 17°F in Maximum Capacity3 2.42
COP at 5°F in Maximum Capacity4 2.19

ENERGY STAR® certified units (ENERGY STAR products are third-party certified by an EPA-recognized Certification Body.) NO
Electrical| Voltage, Phase, Frequency 208/230V, 1 phase, 60Hz
Guaranteed Voltage Range| V AC| 187 – 253
Voltage: Indoor – Outdoor, S1-S2| V AC| 208 / 230
Voltage: Indoor – Outdoor, S2-S3| V DC| 24
Short-circuit Current Rating (SCCR)| kA| 5
Recommended Fuse/Breaker Size (Outdoor)| A| 15
Recommended Wire Size (Indoor – Outdoor)| AWG| 14
Indoor Unit| MCA| A| 1
MOCP| A| 15
Blower Motor Full Load Amperage| A| 0.67
Blower Motor Output| W| 30
Airflow Rate at Cooling, Dry| CFM| 702-530-431-353
Airflow Rate at Cooling, Wet| CFM| 632-477-388-318
Airflow Rate at Heating, Dry| CFM| 702-579-448-346
Sound Pressure Level (Cooling)| dB(A)| 50-44-38-33
Sound Pressure Level (Heating)| dB(A)| 50-44-38-32
Drain Pipe Size| In. (mm)| 5/8 (15.88)
Heat Exchanger Type| Plate fin coil
External Finish Color| Munsell 1.0Y 9.2/0.2
| W: In. (mm)| 36-5/16 (923)
| D: In. (mm)| 12 (250)
Unit Dimensions| H: In. (mm)| 9-13/16 (305)
| | W: In. (mm)| 39 (990)
| D: In. (mm)| 13 (330)
Package Dimensions| H: In. (mm)| 15 (380)
Unit Weight| Lbs. (kg)| 28 (13)
Package Weight| Lbs. (kg)| 33 (15)
Indoor Unit Operating Temperature Range| Cooling Intake Air Temp (Maximum / Minimum)| °F| 90 DB, 73 WB / 67 DB, 57 WB
Heating Intake Air Temp (Maximum / Minimum)| °F| 80 DB / 70 DB
Outdoor Unit| MCA| A| 14
MOCP| A| 15
Fan Motor Full Load Amperage| A| 0.93
Fan Motor Output| W| 77
Airflow Rate| CFM| 1,691 / 1,691
Refrigerant Control| LEV
Defrost Method| Reverse cycle
Heat Exchanger Type| Plate fin coil
Sound Pressure Level, Cooling1| dB(A)| 54
Sound Pressure Level, Heating2| dB(A)| 55
Compressor Type| DC INVERTER-driven Twin Rotary
Compressor Model| SNB130FQBMT
Compressor Rated Load Amps| A| 10
Compressor Locked Rotor Amps| A| 12.5
Compressor Oil Type // Charge| oz.| FV50S // 11.8
External Finish Color| Munsell 3Y 7.8/1/1
Base Pan Heater| Optional
| W: In. (mm)| 33-1/16 (840)
| D: In. (mm)| 13 (330)
Unit Dimensions| H: In. (mm)| 34-5/8 [880]
| W: In. (mm)| 38-9/16 (980)
| D: In. (mm)| 16-9/16 (420)
Package Dimensions| H: In. (mm)| 39 (990)
Unit Weight| Lbs. (kg)| 121 (55)
Package Weight| Lbs. (kg)| 141 (64)
Outdoor Unit Operating Temperature Range| Cooling Air Temp (Maximum / Minimum)
| °F| 115 / 14
Cooling Thermal Lock-out / Re-start Temperatures| °F| -0.333333333
Heating Air Temp (Maximum / Minimum)| °F| 75 / -4
Heating Thermal Lock-out / Re-start Temperatures
| °F| 2.25
Refrigerant| Type| R410A
Charge| Lbs, oz| 3, 9
Piping| Gas Pipe Size O.D. (Flared)| In. (mm)| 5/8 (15.88)
Liquid Pipe Size O.D. (Flared)| In. (mm)| 3/8 (9.52)
Maximum Piping Length| Ft. (m)| 100 (30)
Maximum Height Difference| Ft. (m)| 50 (15)
Maximum Number of Bends| 10

Notes

AHRI Rated Conditions (Rated data is determined at a fixed compressor speed)| 1Cooling (Indoor // Outdoor)| °F| 80 DB, 67 WB // 95 DB, 75 WB
---|---|---|---
2Heating at 47°F (Indoor // Outdoor)| °F| 70 DB, 60 WB // 47 DB, 43 WB
3Heating at 17°F (Indoor // Outdoor)| °F| 70 DB, 60 WB // 17 DB, 15 WB
Conditions| 4Heating at 5°F (Indoor // Outdoor)| °F| 70 DB, 60 WB // 5 DB, 4 WB
*Applications should be restricted to comfort cooling only; equipment cooling applications are not recommended for low ambient temperature conditions.

ACCESSORIES: MSZ-HM24NA

Anti-allergy Enzyme Filter □ MAC-408FT-E
Remote Controller Holder □ U01A01083
kumo touch™ RedLINK™ Wireless Controller □ MHK2
Deluxe MA Remote Controller1 □ PAR-40MAAU
Simple MA Controller1 □ PAC-YT53CRAU-J
Touch MA Controller1 □ PAR-CT01MAU-SB
Wireless Temperature and Humidity Sensor □ PAC-USWHS003-TH-1
System Control Interface2 □ MAC-334IF-E
Wireless Interface 2 □ PAC-USWHS002-WF-2
Thermostat Interface □ PAC-US444CN-1
Thermostat Interface □ PAC-US445CN-1
kumo station® for kumo cloud® □ PAC-WHS01HC-E
USNAP Interface □ PAC-WHS01UP-E
IT Extender □ PAC-WHS01IE-E
BACnet® and MODBUS® Interface □ PAC-UKPRC001-CN-1
Lockdown Bracket for Hand-held Remote Controllers □ RCMKP1CB
Blue Diamond Sensor Extension Cable — 15 Ft. □ C13-103
Blue Diamond Alarm Extension Cable — 6.5 Ft. □ C13-192
Blue Diamond MultiTank — collection tank for use with multiple pumps

C21-014
Blue Diamond Rubber Foot Pads| □ F10-010
Mini Condensate Pump — 230 volt application| □ SI30-230
MegaBlue Advanced Blue Diamond Condensate Pump w/ Reservoir & Sensor| □ X87-835 – 110 to 250V
MaxiBlue Advanced Blue Diamond Mini Condensate Pump w/ Reservoir & Sensor (110V) up to 48,000 BTU/H[recommended]| □ X87-711 – 110V
Advanced Blue Diamond Mini Condensate Pump w/ Reservoir & Sensor (208/230V) [recommended]| □ X87-721 – 208/230V
MicroBlue Blue Diamond Mini Condensate Pump (110/208/230V) up to 18,000 BTU/H| □ X85-003
Fascia Kit for MicroBlue Pump – mounts the MicroBlue and sensor directly beneath the indoor unit| □ T18-016
Refco Condensate Pump (100-240 VAC) up to 120,000 BTU/H| □ COMBI
Refco Condensate Pump (100-240 VAC) up to 120,000 BTU/H| □ GOBI-II
Drain Pan Level Sensor| □ SS610E
(30A/600V/UL) [fits 2″ X 4″ utility box] – Black| □ TAZ-MS303
(30A/600V/UL) [fits 2″ X 4″ utility box] – White| □ TAZ-MS303W
Flexible Mini-Split Drain Hose| □ DRX-16

1 Requires MAC-334IF-E
2 Allows indoor units to connect to an MA Controller

Air Outlet Guide □ MAC-886SG-E
Drain Socket □ MAC-860DS
Optional Defrost Heater □ MAC-642BH-U1
Hail Guard □ HG-A7
Outdoor Unit 3-1/4 inch Mounting Base (Pair) – Plastic □ DSD-400P
Condensing Unit Mounting Pad 16″ x 36″ x 3″ □ ULTRILITE1
Outdoor Unit Stand — 12″ High □ QSMS1201M
Outdoor Unit Stand — 18″ High □ QSMS1801M
Outdoor Unit Stand — 24″ High □ QSMS2401M
Heavy Duty Wall Mounting Bracket— Coated Steel □ QSWB2000M-1
Heavy Duty Wall Mounting Bracket — 316 Series Stainless Steel □ QSWBSS
10′ x 3/8″ x 10′ x 5/8″ Lineset (Twin-Tube Insulation) □ MPLS385812T-10
15′ x 3/8″ x 15′ x 5/8″ Lineset (Twin-Tube Insulation) □ MPLS385812T-15
30′ x 3/8″ x 30′ x 5/8″ Lineset (Twin-Tube Insulation) □ MPLS385812T-30
50′ x 3/8″ x 50′ x 5/8″ Lineset (Twin-Tube Insulation) □ MPLS385812T-50
65′ x 3/8″ x 65′ x 5/8″ Lineset (Twin-Tube Insulation) □ MPLS385812T-65
100′ x 3/8″ x 100′ x 5/8″ Lineset (Twin-Tube Insulation) □ MPLS385812T-100

DIMENSIONS: MSZ-HM24NA

Unit: inch![MITSUBISHI ELECTRIC MSZ HM24NA Wall Mounted Heat Pump System

FORM# MSZ-HM24NA / MUZ-HM24NA – 202209
1340 Satellite Boulevard, Suwanee, GA 30024
Toll Free:800-433-4822 www.mehvac.com Specifications are subject to change without notice.
© 2022 Mitsubishi Electric Trane HVAC US LLC. All rights reserved.

Documents / Resources

| MITSUBISHI ELECTRIC MSZ-HM24NA Wall Mounted Heat Pump System [pdf] User Manual
MSZ-HM24NA Wall Mounted Heat Pump System, Wall Mounted Heat Pump System, Mounted Heat Pump System, Heat Pump System, Pump System, MUZ-HM24NA-U1, MUZ- HM24NA-U2
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References

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