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age_group:
18+
category:
Hybrid heating
country_of_origin:
USA
gender:
Unisex
manufacturer:
Panasonic Products
mpn:
CS-HM24BAAU2
subcategory:
A-Coils
type:
A-Coils
Product Description
The Panasonic INTERIOS CS-HM24BAAU2 is a multi-position A-coil indoor unit designed for hybrid heating and cooling applications. It integrates with a new or existing furnace to provide whole-home heating and cooling. The A-coil can be paired with either the CU-HM18BAHU 18,000 BTU/h outdoor heat pump for a 1.5-ton system or the CU-HM24BAHU 24,000 BTU/h outdoor heat pump for a 2-ton system.
Key Features
- 1.5–2 ton hybrid A-coil heat pump system
- Compatible with CU-HM18BAHU and CU-HM24BAHU outdoor units
- Designed to integrate with a new or existing furnace
- Multi-position installation design
- R454B refrigerant
- ENERGY STAR Cold Climate certified
- Heating operation down to -22°F (-30°C)
- Built-in A2L refrigerant sensor
- Easy-maintenance design
- Aluminum coil construction
- EXV electronic expansion valve
- Multiple control options available
- Third-party 24V thermostat compatibility
Indoor A-Coil Specifications
- Indoor Model: CS-HM24BAAU2
- Product Type: Cased A-Coil Heat Pump
- System Application: Hybrid / Dual-Fuel Heating and Cooling
- Installation: Multi-position, horizontal or vertical
- Indoor Power Supply: 24V, 1 Phase, 60Hz
- Indoor Dimensions (W x D x H): 17.52 x 21.00 x 17.99 in
- Indoor Dimensions (W x D x H): 445 x 533.4 x 457 mm
- Package Dimensions (W x D x H): 20.47 x 26.18 x 20.87 in
- Package Dimensions (W x D x H): 520 x 665 x 530 mm
- Net Weight: 41.89 lb (19 kg)
- Gross Weight: 49.60 lb (22.5 kg)
- Indoor Airflow: Not specified in the Panasonic submittal
- Indoor Noise Level: Not specified in the Panasonic submittal
- ESP: Not specified in the Panasonic submittal
Configuration 1 – 1.5 Ton System
- Outdoor Unit: CU-HM18BAHU
- Rated Cooling Capacity: 18,000 BTU/h
- Cooling Capacity Range: 5,600–22,800 BTU/h
- Rated Heating Capacity at 47°F: 19,000 BTU/h
- Heating Capacity Range at 47°F: 5,600–22,800 BTU/h
- Heating Capacity at 17°F: 15,200 BTU/h
- Heating Capacity at 5°F: 18,000 BTU/h
- COP at 5°F: 2.06
- Cooling Moisture Removal: 2.05 L/h
- SEER2: 16.1
- EER2: 11.7
- HSPF2 Region IV: 9.5
- HSPF2 Region V: 7.8
- COP: 3.3
Configuration 2 – 2 Ton System
- Outdoor Unit: CU-HM24BAHU
- Rated Cooling Capacity: 24,000 BTU/h
- Cooling Capacity Range: 7,900–27,600 BTU/h
- Rated Heating Capacity at 47°F: 25,000 BTU/h
- Heating Capacity Range at 47°F: 6,500–30,000 BTU/h
- Heating Capacity at 17°F: 19,700 BTU/h
- Heating Capacity at 5°F: 21,000 BTU/h
- COP at 5°F: 1.8
- Cooling Moisture Removal: 2.89 L/h
- SEER2: 16.0
- EER2: 10.0
- HSPF2 Region IV: 9.5
- HSPF2 Region V: 7.0
- COP: 3.2
Outdoor Unit – CU-HM18BAHU
- Compressor Type: Rotary
- Compressor Model: KTM240D46UKT2
- Refrigerant: R454B
- Refrigerant Oil: VG74
- Refrigerant Oil Charge: 620 mL
- Maximum Outdoor Airflow: 1,766 CFM
- Outdoor Noise Level: 58 dBA
- Dimensions (W x D x H): 35.04 x 13.46 x 26.50 in
- Dimensions (W x D x H): 890 x 342 x 673 mm
- Net/Gross Weight: 101.41 / 109.13 lb
- Net/Gross Weight: 46 / 49.5 kg
Outdoor Unit – CU-HM24BAHU
- Compressor Type: Rotary
- Compressor Model: KTM240D46UKT2
- Refrigerant: R454B
- Refrigerant Oil: VG74
- Refrigerant Oil Charge: 620 mL
- Maximum Outdoor Airflow: 1,766 CFM
- Outdoor Noise Level: 60 dBA
- Dimensions (W x D x H): 35.04 x 13.46 x 26.50 in
- Dimensions (W x D x H): 890 x 342 x 673 mm
- Net/Gross Weight: 101.41 / 109.13 lb
- Net/Gross Weight: 46 / 49.5 kg
Electrical Specifications – CU-HM18BAHU
- Indoor Power Supply: 24V, 1 Phase, 60Hz
- Outdoor Power Supply: 208/230V, 1 Phase, 60Hz
- Outdoor MCA: 16 A
- Outdoor MOP: 20 A
- Compressor RLA: 10.5 A
- Outdoor Fan Motor RLA: 0.9 A
- Communication Wiring: AWG 20-2
- Cooling System Power Input: 1,538 W rated (530–2,120 W)
- Heating System Power Input: 1,687 W rated (350–2,040 W)
Electrical Specifications – CU-HM24BAHU
- Indoor Power Supply: 24V, 1 Phase, 60Hz
- Outdoor Power Supply: 208/230V, 1 Phase, 60Hz
- Outdoor MCA: 19 A
- Outdoor MOP: 20 A
- Compressor RLA: 14 A
- Outdoor Fan Motor RLA: 1 A
- Communication Wiring: AWG 20-2
- Cooling System Power Input: 2,400 W rated (680–2,890 W)
- Heating System Power Input: 2,290 W rated (330–2,900 W)
Refrigerant and Piping – CU-HM18BAHU
- Refrigerant: R454B
- Liquid Line Size: 3/8 in (9.52 mm)
- Gas Line Size: 3/4 in (19 mm)
- Connection Method: Flared
- Indoor Throttle Type: EXV
- Outdoor Throttle Type: EXV
- Maximum Piping Length: 98 ft (30 m)
- Maximum Height Difference: 82 ft (25 m)
- Maximum Pre-Charged Length: 24.6 ft (7.5 m)
- Factory Refrigerant Charge: 74.08 oz (2.1 kg)
- Additional Refrigerant: 0.7 oz/ft (65 g/m)
Refrigerant and Piping – CU-HM24BAHU
- Refrigerant: R454B
- Liquid Line Size: 3/8 in (9.52 mm)
- Gas Line Size: 3/4 in (19 mm)
- Connection Method: Flared
- Indoor Throttle Type: EXV
- Outdoor Throttle Type: EXV
- Maximum Piping Length: 164 ft (50 m)
- Maximum Height Difference: 82 ft (25 m)
- Maximum Pre-Charged Length: 24.6 ft (7.5 m)
- Factory Refrigerant Charge: 74.08 oz (2.1 kg)
- Additional Refrigerant: 0.7 oz/ft (65 g/m)
Operating Conditions
- Cooling Outdoor Operating Range: -22°F to 122°F (-30°C to 50°C)
- Heating Outdoor Operating Range: -22°F to 75°F (-30°C to 24°C)
- Cold Climate Heating Operation: Down to -22°F (-30°C)
Controls and Applications
- Hybrid heating and cooling
- Dual-fuel HVAC system
- Central ducted whole-home heating and cooling
- Compatible with a new or existing furnace
- Two-way communication wired controller with built-in Wi-Fi option
- Third-party 24V thermostat compatibility
- Built-in R454B A2L refrigerant sensor