MITSUBISHI ELECTRIC PLA-A24EA7 24,000 Btu H 3’ X 3’ Ceiling Cassette Instruction Manual
- June 17, 2024
- Mitsubishi Electric
Table of Contents
- INDOOR UNIT FEATURES
- OUTDOOR UNIT FEATURES
- SPECIFICATIONS: PLA-A24EA7 & PUZ-HA24NHA1
- SPECIFICATIONS: PLA-A24EA7 & PUZ-HA24NHA1
- INDOOR UNIT ACCESSORIES: PLA-A24EA7
- OUTDOOR UNIT ACCESSORIES: PUZ-HA24NHA1
- INDOOR UNIT DIMENSIONS: PLA-A24EA7
- OUTDOOR UNIT DIMENSIONS: PUZ-HA24NHA1
- Read User Manual Online (PDF format)
- Download This Manual (PDF format)
MITSUBISHI ELECTRIC PLA-A24EA7 24,000 Btu H 3’ X 3’ Ceiling Cassette
Instruction Manual
INDOOR UNIT FEATURES
- Space-efficient ductless installation
- Equipped with 3D i-see Sensor® for enhanced comfort and energy efficiency
- Airflow settings for high and low ceiling applications
- Individual vane settings for direct/indirect airflow control or variable airflow patterns
- Knockouts for outside-air intake and branch-duct run
- Filter indicator signal
- Easy-to-clean, washable filter (optional high-efficiency filter available – requires multi-function casement)
- Built-in condensate lift mechanism
- Ideal for retail shops, classrooms, office spaces, conference centers, building lobbies, and more
- Multiple control options available:
- kumo cloud® smart device app for remote access
- Third-party interface options
- Wired or wireless controllers
OUTDOOR UNIT FEATURES
- Variable speed INVERTER-driven compressor
- Wide heating range: heating performance down to -13°F (average of 80% heating capacity)
- High speed heating at start up: Hyper-Heating INVERTER® reduces the time for heating at start up by about half compared to standard models
- Pre-charged with refrigerant volume for piping length up to 70 ft.
- High pressure/temperature protection
- Built-in base pan heater
SPECIFICATIONS: PLA-A24EA7 & PUZ-HA24NHA1
| Cooling at 95°F1 | Maximum Capacity | BTU/H | 24,000 |
|---|---|---|---|
| Rated Capacity | BTU/H | 24,000 | |
| Minimum Capacity | BTU/H | 10,000 | |
| Maximum Power Input | W | 1,710 | |
| Rated Power Input | W | 1,710 | |
| Moisture Removal | Pints/h | 3.0 | |
| Sensible Heat Factor | 0.86 | ||
| Power Factor [208V / 230V] | % | 98.0 / 98.0 | |
| Heating at 47°F2 | Maximum Capacity | BTU/H | 28,000 |
| Rated Capacity | BTU/H | 26,000 | |
| Minimum Capacity | BTU/H | 10,000 | |
| Maximum Power Input | W | 1,900 | |
| Rated Power Input | W | 1,700 | |
| Power Factor [208V / 230V] | % | 98.0 / 98.0 | |
| Heating at 17°F3 | Maximum Capacity | BTU/H | 26,000 |
| Rated Capacity | BTU/H | 17,300 | |
| Maximum Power Input | W | 3,000 | |
| Rated Power Input | W | 1,816 | |
| Heating at 5°F4 | Maximum Capacity | BTU/H | 26,000 |
| Maximum Power Input | W | 3,966 | |
| Heating at -13°F7 | Maximum Capacity | BTU/H | 20,800 |
| Efficiency | SEER2 | 21.6 | |
| EER21 | 14.0 | ||
| HSPF2 [IV] | 10.0 | ||
| COP at 47°F2 | 4.5 | ||
| COP at 17°F at Maximum Capacity3 | 2.5 | ||
| COP at 5°F at Maximum Capacity4 | 1.9 | ||
| Electrical | Voltage, Phase, Frequency | 208/230, 1, 60 | |
| Guaranteed Voltage Range | V AC | 198 – 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 (Oudoor) | A | 25 | |
| Recommended Wire Size [Indoor – Outdoor] | AWG | 14 | |
| Power Supply | Indoor unit is powered by the outdoor unit | ||
| Indoor Unit | MCA | A | 1.0 |
| Fan Motor Full Load Amperage | A | 0.49 | |
| Fan Motor Type | DC Motor | ||
| Airflow Rate at Cooling, Dry | CFM | 530–640–710–810 | |
| Airflow Rate at Cooling, Wet | CFM | 490–600–670–770 | |
| Airflow Rate at Heating, Dry | CFM | 530–640–710–810 | |
| Sound Pressure Level [Cooling] | dB[A] | 28–30–33–36 | |
| Sound Pressure Level [Heating] | dB[A] | 28–30–33–36 | |
| Drain Pipe Size | In. [mm] | 1-1/4 [32] | |
| Condensate Lift Mechanism, Maximum Distance | In. [mm] | 33-7/16 [849] | |
| Coating on Heat Exchanger | — | ||
| External Finish Color | White Munsell 6.4Y 8.9/0.4 | ||
| Unit Dimensions | W x D x H: In. [mm] | 33-1/16 // 37-13/32 x 33-1/16 // |
37-13/32 x 11-3/4 // 1-9/16 [840 //950 x 840 // 950 x 298 // 40]
Package Dimensions| W x D x H: In. [mm]| 35-9/16 // 39-6/16 x 34-5/16 //
38-3/16 x 16-9/16 // 4-12/16 [903 //1,000 x 871 // 970 x 421 // 121]
Unit Weight| Lbs. [kg]| 56 // 11 [25 // 5]
Package Weight| Lbs. [kg]| 68 [31]
Indoor Unit Operating Temperature Range| Cooling Intake Air Temp [Maximum /
Minimum]*| °F| 90 DB, 72 WB / 66 DB, 61 WB
Heating Intake Air Temp [Maximum / Minimum]| °F| 77 DB / 59 DB
NOTES:
AHRI Rated Conditions 1
Cooling (Indoor // Outdoor) °F 80 DB, 67 WB // 95 DB, 75 WB
(Rated data is determined at a fixed compressor speed) 2
Heating at 47°F (Indoor // Outdoor) °F 70 DB, 60 WB // 47 DB, 43 WB 3
Heating at 17°F (Indoor // Outdoor) °F 70 DB, 60 WB // 17 DB, 15 WB
Conditions 4
Heating at 5°F (Indoor // Outdoor) °F 70 DB, 60 WB // 5 DB, 4 WB 7
Heating at -13°F (Indoor // Outdoor) °F 70 DB, 60 WB // -13 DB, -14 WB
-
- Indoor/Outdoor Unit Operating Temperature Range (Cooling Air Temp [Maximum / Minimum]):
• Wind baffles required to operate below 23°F DB in cooling mode.
• Refer to wind baffle documentation for further information.
**Outdoor Unit Operating Temperature Range (Cooling Thermal Lock-out / Re- start Temperatures; Heating Thermal Lock-out / Re-start Temperatures):
• System cuts out in heating mode to avoid thermistor error and automatically restarts at these temperatures.
- Indoor/Outdoor Unit Operating Temperature Range (Cooling Air Temp [Maximum / Minimum]):
SPECIFICATIONS: PLA-A24EA7 & PUZ-HA24NHA1
| Outdoor Unit | MCA | A | 17.0 |
|---|---|---|---|
| MOCP | A | 27 | |
| Fan Motor Output | W | 74 | |
| Airflow Rate [Cooling / Heating] | CFM | 1940 / 1940 | |
| Refrigerant Control | LEV | ||
| Defrost Method | Reverse Cycle | ||
| Sound Pressure Level, Cooling1 | dB(A) | 52 | |
| Sound Pressure Level, Heating2 | dB(A) | 53 | |
| Compressor Type | Scroll | ||
| Compressor Model | DNB28FBAMT | ||
| Compressor Rated Load Amps | A | 9 | |
| Compressor Locked Rotor Amps | A | 18.0 | |
| Compressor Oil [Type // Charge] | oz. | FVC68D // 34 | |
| External Finish Color | Ivory Munsell 3Y 7.8/1.1 | ||
| Base Pan Heater | Built-in | ||
| Unit Dimensions | W x D x H: In. [mm] | 37-13/32 x 14-3/16 x 37-1/8 [950 x 360 x |
943]
Package Dimensions| W x D x H: In. [mm]| 41 x 18 x 41 [1040 x 450 x 1033]
Unit Weight| Lbs. [kg]| 190 [86]
Package Weight| Lbs. [kg]| 210 [95]
Outdoor Unit Operating Temperature Range| Cooling Air Temp [Maximum /
Minimum]*| °F| 115 DB / 0 DB
Heating Air Temp [Maximum / Minimum]| °F| 70 DB, 59 WB / -13 DB, -13 WB
Heating Thermal Lock-out / Re-start Temperatures**| °F| -22 / -13
Refrigerant| Type| R410A
Pre-Charged Refrigerant Amount| Lbs, oz| 7.0, 11.0
Maximum Pre-Charged Piping Length| Ft. [m]| 70.0 [21.0]
Additional Refrigerant Charge Per Additional Piping Length| oz./Ft. [g/m]| 0.7
[65]
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]| 165 [50]
Maximum Height Difference| Ft. [m]| 100 [30]
Maximum Number of Bends| 15
NOTES:
AHRI Rated Conditions 1
Cooling (Indoor // Outdoor) °F 80 DB, 67 WB // 95 DB, 75 WB
(Rated data is determined at a fixed compressor speed) 2
Heating at 47°F (Indoor // Outdoor) °F 70 DB, 60 WB // 47 DB, 43 WB 3
Heating at 17°F (Indoor // Outdoor) °F 70 DB, 60 WB // 17 DB, 15 WB
Conditions
Heating at 5°F (Indoor // Outdoor) °F 70 DB, 60 WB // 5 DB, 4 WB 7
Heating at -13°F (Indoor // Outdoor) °F 70 DB, 60 WB // -13 DB, -14 WB
- Indoor/Outdoor Unit Operating Temperature Range (Cooling Air Temp [Maximum / Minimum]):
- Wind baffles required to operate below 23°F DB in cooling mode.
- Refer to wind baffle documentation for further information.
- Outdoor Unit Operating Temperature Range (Cooling Thermal Lock-out / Re-start Temperatures; Heating Thermal Lock-out / Re-start Temperatures):
- System cuts out in heating mode to avoid thermistor error and automatically restarts at these temperatures.
INDOOR UNIT ACCESSORIES: PLA-A24EA7
| Control Interface | 3-Pin Connector | □ PAC-715AD |
|---|---|---|
| Airzone ZBS Wired Blueface Principal Controller White | □ AZZBSBLUEFACECB | |
| Airzone ZBS Wired Blueface Principal Controller White | □ AZZBSBLUEZEROCB | |
| Airzone ZBS Wired Lite Controller White | □ AZZBSLITECB | |
| Airzone ZBS Wireless Lite Controller White | □ AZZBSLITERB | |
| Airzone ZBS Wireless Think Controller White | □ AZZBSTHINKRB | |
| CN24 Relay Kit | □ CN24RELAY-KIT-CM3 | |
| IT Extender | □ PAC-WHS01IE-E | |
| kumo station® for kumo cloud® | □ TAC-WHS01HC-E | |
| Procon BACnet® and Modbus® Interface | □ PAC-UKPRC001-CN-1 | |
| Remote Operation Adapter‡ | □ PAC-SF40RM-E | |
| Thermostat Interface | □ PAC-US444CN-1 | |
| Thermostat Interface | □ PAC-US445CN-1 | |
| USNAP Adapter | □ PAC-WHS01UP-E | |
| Wireless Interface for kumo cloud® | □ PAC-USWHS002-WF-2 | |
| Remote Sensor | Flush Mount Remote Temperature Sensor | □ PAC-USSEN002-FM-1 |
| Flush Mount Temperature Sensor | □ PAC-USSEN001-FM-1 | |
| Remote Temperature Sensor | □ PAC-SE41TS-E | |
| Wireless temperature and humidity sensor for kumo cloud® | □ PAC-USWHS003-TH-1 | |
| Wired Remote Controller | Deluxe Wired MA Remote Controller† | □ AAR-40MAAU |
| Simple Ductless Wired Remote Controller | □ PAC-SDW01RC-1 | |
| Simple MA Remote Controller† | □ PAC-YT53CRAU-J | |
| Touch MA Controller† | □ PAR-CT01MAU-SB | |
| Wireless Remote Controller | kumo touch™ RedLINK™ Wireless Controller | □ MHK2 |
| Lockdown bracket for remote controller | □ RCMKP1CB | |
| Wireless MA Receiver | □ PAR-SR32MA-E | |
| Wireless MA Remote Controller | □ PAR-FL32MA-E | |
| Wireless Remote Contoller | □ PAR-SL101A-E | |
| Wireless Signal Receiver Panel | □ PAR-SR4LU-E | |
| Casement | Multi-function Casement | □ PAC-SJ41TM-E |
| Condensate | Blue Diamond (Advanced) Mini Condensate Pump w/ Reservoir & Sensor | |
| (208/230V) [recommended] | □ X87-721 | |
| Blue Diamond (MegaBlue Advanced) Condensate Pump w/ Reservoir & Sensor | □ |
X87-835
Blue Diamond Sensor Extension Cable — 15 Ft.| □ C13-103
Refco Condensate Pump (100-240 VAC) up to 120,000 BTU/H| □ COMBI
Disconnect Switch| (30A/600V/UL) [fits 2” X 4” utility box] – Black| □ TAZ-
MS303
(30A/600V/UL) [fits 2” X 4” utility box] – White| □ TAZ-MS303W
Filter| High Efficiency Filter Element**| □ PAC-SH59KF-E
i-see Sensor® Panel| Grille with 3D i-see Sensor® (required)| □ PLP-41EAEU
Lineset| 10’ x 3/8” x 10’ x 5/8” Lineset (Twin-Tube Insulation)| □
MPLS385812T-10
100’ x 3/8” x 100’ x 5/8” Lineset (Twin-Tube Insulation)| □ MPLS385812T-100
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
Shutter Plate| Shutter Plate| □ PAC-SJ37SP-E
Space Panel| Space Panel| □ PAC-SJ38AS-E
OUTDOOR UNIT ACCESSORIES: PUZ-HA24NHA1
| Air Outlet Guide | Air Outlet Guide (1 Piece) | □ PAC-SG59SG-E |
|---|---|---|
| Control/Service Tool | Control/Service Tool | □ PAC-SK52ST |
| Hail Guards | Hail Guard | □ HG-A6 |
| M-NET Converter | M-NET Converter | □ PAC-SJ85MA-E |
| M-NET Converter | □ PAC-SJ95MA-E | |
| Mounting Pad | Condensing Unit Mounting Pad: 24” x 42” x 3” | □ ULTRILITE2 |
| Stand | 18” Single Fan Stand | □ QSMS1801M |
| 24” Single Fan Stand | □ QSMS2401M | |
| Condenser Wall Bracket | □ QSWB2000M-1 | |
| Condenser Wall Bracket – Stainless Steel Finish | □ QSWBSS | |
| Outdoor Unit Stand — 12” High | □ QSMS1201M | |
| Wind Baffle | Front Wind Baffle | □ WB-PA5 |
| Rear Wind Baffle | □ WB-RE5 | |
| Side Advanced Wind Baffle | □ WB-SD5 |
INDOOR UNIT DIMENSIONS: PLA-A24EA7
NOTE
- CHOOSE THE GRILLE AMONG THE DEDICATED GRILLES
- REINFORCE THE SUSPENSION BOLT FOR EARTHOLAKE-RESISTANCE AS NEEDED.
- FOR THE SUSPENSION BOLT, USE M10 OR W38 PROCURED AT THE LOCAL SITE)
- FOR DRAIN PIPE, LUSE VP-2510 0.1-1/432) PVC TUBE) DRAIN PUMP INCLUSION RAISE 18 MAX 33-7/18 (850mm FROM THE CEILING
- ELECTRICAL BOX MAY BE REMOVED FOR THE SERVICE PURPOSE MAKE SURE TO SLACK THE ELECTRICAL WIREUTTLEBIT FOR CONTROL POWER WIRES CONNECTION
- THE HEIGHT OF THE INDOOR UNIT IS ABLE TO BE ADJUSTED WITH THE GRILLE ATTACHED
- REQUIRES E OR MORE SPACE BETWEEN TRANSOM AND CEILING FOR THE INSTALLATION
- WHEN INSTALLING THE BRANCH DUCTS, BE SURE TO INSULATE ADEQUATELY. OTHERWISE CONDENSATION AND DRIPPING MAY OCCUR (IT BECOMES THE CAUSE OF DROPLET OR DROPLET ORIPPING)
- AS FOR NECESSARY INSTALLATIONISERVICE SPACE, PLEASE REFER TO THE RIGHT AT FIGURE
- FOR THE INSTALLATION OF THE OPTIONAL HIGH EFFICIENCY FILTER OR MULTI-FUNCTIONAL CASEMENT, REFER TO SPECIAL DRAWING
| MODELS | 1 | 2 | A | B | C | D | E | F |
|---|---|---|---|---|---|---|---|---|
| 12/18 | FLARED CONNECTION 1/4F | REFRIGERANT PIPE{ FLARED CONNECTION 1/2F | ||||||
| (241) | 10-3/16 (258) | 3(76) | 10-7/16(265) OR MORE | 137-13/16(3500) OR LESS | ||||
| 24/30/36/42 | FLARED CONNECTION 3/8F | REFRIGERANT PIPE{ FLARED CONNECTION 5/8F | ||||||
| 11-1/16 (281) | 11-3/4 | 3-1/8 | 12(305) OR MORE | 177-3/16(4500 ) OR LESS |
OUTDOOR UNIT DIMENSIONS: PUZ-HA24NHA1
