3 INSTALLATION OF INDOOR UNIT

External view

REQUIREMENT

The hanging bolt pitch on horizontal direction (B) is not halved at center with the ceiling opening size.

Therefore, check the relational position in the following figure.

 

Discharge port flange Refrigerant pipe

Drain pipe connecting port

 

for vinyl chloride pipe

 

 

N-Ø200

 

connecting port

(Inner dia. 32, VP. 25)

 

 

Hanging bolt pitch B

 

(Gas side ØF) 75

 

Main unit dimension 800

 

Main unit dimension A

 

41

Hanging bolt pitch 700 59

129

J = M x K

H

Hanging bolt

50

 

 

638

 

 

Knock-out hole Ø125

 

 

 

 

498

 

 

 

4-M10 screw

 

 

 

 

 

(Air take-in port)

 

 

 

 

 

110

 

 

(Arranged

 

 

41

393

 

 

 

locally)

 

50131

 

243

 

 

 

 

44

 

 

196

 

 

 

 

 

 

 

 

 

 

49

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Refrigerant pipe

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

60~260

 

 

 

 

 

 

 

connecting port

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

6-Ø4 Tapping screw undersized

 

 

 

 

 

 

 

(Liquid side ØG)

 

 

 

 

hole Ø160

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Ø26 Power supply,

 

 

 

 

 

 

 

 

 

 

 

 

 

 

9

 

 

 

 

 

 

 

 

 

 

remote controller

 

 

 

 

 

 

 

 

 

Panel C.L

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Suction port

 

 

 

 

 

 

cable take-out port

 

 

 

 

 

 

 

 

 

 

 

C

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

410

 

 

 

 

 

 

canvas

 

 

 

 

 

 

 

Ceiling open size D

 

 

Ceiling open size 470

 

 

 

 

 

 

 

 

 

 

 

 

(Separate sold)

 

 

 

 

 

 

Panel external dimension 500

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Panel external dimension E

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

174

320

 

 

 

Suction port flange

(Separate sold)

Suction port panel (Separate sold)

• Dimension

 

A

B

C

D

E

F

G

H

J

K

M

N

 

 

 

 

 

 

 

 

 

 

 

 

 

RAV-SM561BT

700

766

690

750

780

12.7

6.4

252

280

280

1

2

 

 

 

 

 

 

 

 

 

 

 

 

 

RAV-SM801BT

1000

1066

990

1050

1080

15.9

9.5

252

580

290

2

3

 

 

 

 

 

 

 

 

 

 

 

 

 

RAV-SM1101, 1401BT

1350

1416

1340

1400

1430

15.9

9.5

252

930

310

2

4

 

 

 

 

 

 

 

 

 

 

 

 

 

In case of concrete slab

In case of steel structure

A hole-in-anchor, a hole-in-plug, or a hole-in-bolt is used.

Angle is used as it is, or a support angle is newly set.

Hanger bolt

Hanging bolt

Support angle

50

Page 50
Image 50
Toshiba R410A service manual Installation of Indoor Unit, External view, Dimension, RAV-SM1101, 1401BT

R410A specifications

Toshiba R410A is a highly regarded refrigerant known for its efficiency and environmental benefits. This hydrofluorocarbon (HFC) mixture is widely used in various air conditioning and refrigeration applications due to its excellent thermodynamic properties. One of the standout features of R410A is its superior energy efficiency, which contributes to lower energy consumption and reduced CO2 emissions in HVAC systems.

One significant advantage of R410A over older refrigerants, such as R22, is its lower ozone depletion potential (ODP). R410A has an ODP of zero, making it a more environmentally friendly choice. This characteristic aligns with global initiatives aimed at protecting the ozone layer and promoting sustainable practices. The shift to R410A has been supported by government regulations in many countries, phasing out older, more harmful refrigerants.

Toshiba has incorporated advanced technologies in its R410A compatible products, enhancing performance and reliability. Among these technologies is the inverter technology that allows the compressor to operate at variable speeds. This functionality leads to improved temperature regulation, reduced noise levels, and further energy savings. Inverter systems provide precise control over the cooling and heating processes, allowing for a comfortable indoor environment while minimizing wastage of energy.

R410A also exhibits excellent heat transfer properties, which boosts cooling capacity. This feature makes it suitable for large-scale HVAC systems, including commercial and industrial applications. Its high-pressure characteristics enable the design of more compact and efficient components, allowing for smaller units and easier installation.

Furthermore, Toshiba's dedication to technological innovation is visible in its commitment to research and development. The company continuously strives to optimize systems that utilize R410A, focusing on reliability and longevity. This includes improved compressor designs, enhanced heat exchangers, and the integration of smart controls that adapt to the varying load conditions in real-time.

In terms of safety, R410A is classified as non-toxic and non-flammable under normal conditions, making it a safe choice for use in residential and commercial settings. However, it is important to note that R410A operates at higher pressures compared to traditional refrigerants, necessitating proper equipment design and handling procedures.

In conclusion, Toshiba R410A stands out in the market for its energy efficiency, environmental safety, and technological advancements. It is an ideal refrigerant for modern HVAC applications, contributing to both comfort and sustainability. As the industry continues to evolve, R410A remains a pivotal element in the quest for responsible and efficient refrigeration solutions.