3-6. Dimensions of Snow Ducting

Reference diagram for snow-proof vents (field supply) For U-26PE(S)1U6 / U-36PE(S)1U6 unit

① Unit top, snow-proof vent

30-3/32

 

②Unit left side

③Unit right side

④Unit reverse side

⑤Unit reverse side

⑥Unit sides, reinforcement brackets for snow-proof vent

Fastened by screws at 13 locations

4

1

1. Specifications

 

 

25-13/32

25/32

 

 

3/32-5

 

 

17-15/32

 

27-29/32

16-25/32 9-3/16

19-11/16

 

1

 

Fastened by screws at 3 locations

 

 

(also on reverse side)

 

 

Unit anchor hole

Fastened by screw at 1

(6 – ø7 hole)

1-21/32

location (also on reverse side)

 

3-3/4

19-11/16

6

5

28-3/4

30-11/16

13-25/32 9-3/8

5/8

11-29/32

3-31/32

 

 

9-3/16

16-25/32

29/32

 

 

27-

2

Unit: inch

For U-42PE(S)1U6 unit

①Unit top, snow-proof vent

②Unit left side

③Unit right side

④Unit reverse side

⑤Unit reverse side

⑥Unit sides, reinforcement brackets for snow-proof vent

25-13/32

3

17-15/32

9-3/16

47-19/32 28-13/16

Fastened by screws at

3 locations (also on reverse side)

Fastened by screw at

15-9/32

1 location (also on reverse side)

 

Fastened by screws at 13 locations 30-3/32

4

1

 

 

3-3/4

19-11/16

 

-29/32

 

25-32

 

 

 

 

5

 

 

 

 

 

 

 

17-23/32

 

 

 

 

13-5/16

 

 

 

 

 

19-11/16

 

 

 

 

 

 

 

-11/16

 

 

 

hole

 

 

19

 

 

or

 

 

 

 

 

 

 

 

anch

 

 

 

 

Unit

ø7

hole)

5/8

 

 

–

 

 

 

 

(7

 

 

 

 

 

 

1-5/8

 

28-3/4

 

 

 

 

 

30-5/8

 

 

 

1-70

 

 

 

 

11-7/8

2

3-31/32

9-3/16 28-13/16 47-19/32

1-13/16

Unit: inch

Page 75 Page 77
Page 76
Image 76
Panasonic R410A service manual 25-13/32 25/32
Page 75 Page 77

R410A specifications

Panasonic R410A is a refrigerant that has gained significant popularity in the air conditioning and refrigeration industry due to its favorable environmental properties and performance characteristics. Specifically designed to replace the harmful R22 refrigerant, which is being phased out due to its ozone-depleting potential, R410A offers a more eco-friendly alternative without compromising on efficiency or power.

One of the main features of R410A is its high energy efficiency. It operates at a higher pressure than R22, resulting in better heat transfer capabilities. This increased efficiency translates to lower energy consumption, making units using R410A more cost-effective in the long run. Additionally, R410A is known for its ability to provide excellent cooling performance even in high-temperature environments, making it suitable for a variety of applications, from residential air conditioning systems to commercial refrigeration units.

In terms of composition, R410A is a blend of two hydrofluorocarbons (HFCs), namely R32 and R125. This combination not only minimizes ozone depletion potential (ODP) but also reduces global warming potential (GWP) compared to older refrigerants. Panasonic has emphasized the importance of innovative technologies in its products, and R410A aligns perfectly with the company's commitment to developing sustainable solutions.

Panasonic also integrates advanced technologies to optimize the performance of R410A systems. For example, variable speed compressors, known as inverter technology, enhance system efficiency by adjusting the compressor's speed according to the cooling demand. This ensures that energy is only consumed when needed, further reducing operational costs.

Furthermore, R410A has a wide range of applications, including air conditioning systems, heat pumps, and chillers. Its versatility makes it a popular choice among manufacturers and consumers alike. The refrigerant is also compatible with existing R22 equipment, although specific retrofit procedures must be followed to ensure peak performance and reliability.

In conclusion, Panasonic R410A stands out as an innovative refrigerant choice in the HVAC industry, offering a combination of energy efficiency, environmentally friendly properties, and advanced technologies. As regulatory frameworks continue to tighten on greenhouse gas emissions, R410A and similar refrigerants are expected to play a crucial role in shaping a more sustainable future for air conditioning and refrigeration. Its high performance and lower environmental impact solidify its position as a leading refrigerant in contemporary cooling solutions.
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