Toshiba GCSB28014MUB Package Air Conditioner Specifications
System Overview and Technical Details for the Toshiba GCSB28014MUB Twin Package Air Conditioner
Product Identification
System Model: GCSB28014MUB (Twin System)
Indoor Unit Model: AIC-GP1401H
Outdoor Unit Model: ROA-RP2804HS
Branch Pipe Model: RBC-TWP102
Manufacturer: Toshiba / Nippon Carrier Corporation
Product Type: Air-cooled inverter heat pump package air conditioner (Ceiling suspended type)
Key Features
- High energy efficiency with APF2015 rating of 5.1.
- Inverter technology for precise temperature control and energy savings.
- Heat pump functionality for both cooling and heating.
- Quiet operation with low sound pressure levels.
- Twin system configuration for dual zone climate control.
Performance Specifications
| Parameter | Cooling | Heating | Notes |
|---|---|---|---|
| Rated Capacity (kW) | 25.0 (5.3-28.0) | 28.0 (4.6-35.0) | Standard conditions |
| Energy Efficiency (Rated) | 2.27/2.27 (50/60Hz) | 3.36/3.36 | EER/COP |
| APF2015 (JIS B 8616:2015) | 5.1 | 5.1 | Annual Performance Factor |
| APF (JIS B 8616:2006) | 4.6 | 4.6 | Energy Conservation Law Standard |
| Average Energy Efficiency | 2.82 | 2.82 | Cooling/Heating |
Outdoor Unit (ROA-RP2804HS) Details
Dimensions and Weight
- Height: 1,550 mm
- Width: 1,010 mm
- Depth: 690 mm
- Total Mass: 141 kg
Electrical Specifications
- Power Supply: 3-phase 200V, 50/60Hz
- Rated Power Consumption (Cooling): 11.0 kW
- Rated Power Consumption (Heating): 8.34 kW
- Operating Current (Cooling): 33.4 A
- Operating Current (Heating): 25.3 A
- Max Current: 37.4 A
- Compressor Motor Output: 3.70 kW
- Fan Motor Output: 0.200 + 0.200 kW
Refrigerant and Piping
- Refrigerant Type: R32
- Refrigerant Charge: 5.20 kg
- Max Piping Length: 80 m
- Max Vertical Difference: 30 m
- Piping Sizes (for P280): Liquid Ø12.7 mm, Gas Ø25.4 mm
Noise Levels (Sound Power Level)
- Cooling: 78 dB(A)
- Heating: 80 dB(A)
Noise Levels (Sound Pressure Level)
- Cooling: 61 dB(A)
- Heating: 63 dB(A)
Protection
- IP Code: IPX4
- Leakage Breaker: 50A, 30mA, 0.1 sec or less
Indoor Unit (AIC-GP1401H) Details
Dimensions and Weight
- Height: 235 mm
- Width: 1,586 mm
- Depth: 690 mm
- Total Mass: 38 kg
Airflow
- Max Airflow (Cooling): 31.0 m³/min
- Airflow Settings: Max, High+, High, Low+, Low
Noise Levels (Sound Power Level)
- Settings: 59/57/56/51/50 dB(A) (Max to Low)
Noise Levels (Sound Pressure Level)
- Settings: 44/42/41/36/35 dB(A) (Max to Low)
Piping Specifications
Branch Pipe (RBC-TWP102)
- For P224: Liquid Ø9.5 mm, Gas Ø25.4 mm
- For P280: Liquid Ø12.7 mm, Gas Ø25.4 mm
Connection Piping (General)
- Liquid Side: Ø9.5 mm (Indoor to Branch), Ø12.7 mm (Outdoor to Branch for P280)
- Gas Side: Ø25.4 mm (Indoor to Branch), Ø25.4 mm (Outdoor to Branch for P280)
Electrical Wiring and Safety
Power Wiring
- Recommended Wire Gauge: Single wire 1.6mm/2.0mm, Stranded wire 3.5mm² to 38.0mm² depending on length.
- Max Power Cable Length: 75m (Outdoor-Indoor), 120m (Indoor-Indoor).
Control Wiring
- Remote Controller: RBC-AMSU52 (sold separately).
- Wiring for remote control does not have polarity.
Safety Devices
- Leakage Breaker: 50A, 30mA, 0.1 sec or less.
- Fuse ratings vary by component (e.g., control power, fan, compressor).
Diagram Descriptions
The document includes several diagrams illustrating the system's electrical connections and physical layout:
- External Wiring Diagram (Page 2): Depicts the overall wiring scheme connecting the outdoor unit, indoor units (master and slave), and the wired remote controller. It shows power and signal line connections.
- Outdoor Unit Outline (Page 3): Provides detailed dimensional drawings of the outdoor unit, including mounting holes, refrigerant pipe outlets, power cable entry points, and drain outlets. It also specifies connection port sizes.
- Internal Wiring Diagram (Page 4): Illustrates the internal electrical components of the outdoor unit, such as the compressor, fan motors, control boards, sensors, and various protective devices (fuses, switches), showing their interconnections.
- Indoor Unit Outline (Page 5): Shows the physical dimensions, air inlet/outlet grilles, drain connection, and mounting points for the ceiling-suspended indoor unit. It indicates knock-out holes for piping and wiring.
- Indoor Unit Wiring Diagram (Page 6): Details the internal wiring of the indoor unit, including connections to the fan motor, control board, sensors, and optional accessories like a drain pump or air cleaner.
- Remote Controller Outline (Page 7): Presents the dimensions and installation guidelines for the optional wired remote controller (RBC-AMSU52).
- Branch Pipe Outline (Page 8): Shows the dimensions and refrigerant connection sizes for the branch pipe (RBC-TWP102) used to connect multiple indoor units to the outdoor unit.
