RSJ-300RDN3 - Heat pump MIDEA - Free user manual and instructions
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| Brand | Midea |
| Model | RSJ-300RDN3 |
| Product Type | Air-to-Water Heat Pump |
| Application | Residential Heating and Cooling |
| Heating Capacity | 30,000 BTU/h (8.8 kW) |
| Cooling Capacity | 28,000 BTU/h (8.2 kW) |
| Power Supply | 220-240V / 50Hz, Single Phase |
| Dimensions (Unit) | 960 x 960 x 1270 mm (W x D x H) |
| Weight (Unit) | 125 kg |
| Refrigerant | R410A |
| Compressor Type | Rotary / Scroll |
| COP (Coefficient of Performance) | 3.8 (at 7°C outdoor) |
| Sound Level (Outdoor Unit) | ≤ 55 dB(A) |
| Operating Temperature Range | -15°C to 43°C |
| Main Functions | Heating, Cooling, Domestic Hot Water |
| Installation | Outdoor Unit Only (requires indoor hydronic kit) |
| Maintenance | Clean air filter every 2 weeks; yearly professional check |
| Safety Features | Overload protection, high/low pressure switch, anti-freeze |
| Spare Parts Availability | Genuine parts via authorized Midea dealers |
| Repairability Index | 8.5 / 10 (easy access to main components) |
| Warranty | 2 years (parts and labor) |
| User Manual Languages | English (PDF available) |
Frequently Asked Questions - RSJ-300RDN3 MIDEA
What is the heating capacity of the Midea RSJ-300RDN3 heat pump?
The heating capacity is 30,000 BTU/h (8.8 kW) at standard conditions.
Can this heat pump be used for cooling as well?
Yes, the RSJ-300RDN3 is a reversible heat pump providing both heating and cooling functions.
What power supply does the unit require?
It requires a 220-240V / 50Hz single-phase electrical supply.
What type of refrigerant is used?
The unit uses R410A refrigerant.
What are the dimensions and weight of the outdoor unit?
Dimensions: 960 x 960 x 1270 mm (W x D x H). Weight: 125 kg.
At what outdoor temperatures can the heat pump operate?
It operates in an ambient temperature range of -15°C to 43°C.
How often should I clean the air filter?
Clean the air filter every 2 weeks to maintain efficiency.
Is domestic hot water production possible with this model?
Yes, when connected to a compatible sanitary water tank, it can produce domestic hot water.
Where can I find spare parts?
Genuine spare parts are available through authorized Midea dealers.
What is the noise level of the outdoor unit?
The sound level is ≤ 55 dB(A).
User questions about RSJ-300RDN3 MIDEA
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USER MANUAL RSJ-300RDN3 MIDEA
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Product information
Brand : MIDEA
Model : RSJ-300RDN3
Category : Heat pump