25-EN

SMMS-i

 

 

Installation Manual

 

 

 

 

 

 

 

No. Piping parts

Name

Selection of pipe size

 

 

Remarks

 

 

 

 

 

 

 

 

 

Connecting pipe size of indoor unit

 

 

 

 

 

 

 

 

 

 

 

 

 

Capacity rank

Gas side

Liquid

 

 

side

 

 

 

 

 

– 13 –

26-EN

SMMS-i

Installation Manual

„Allowable length of refrigerant pipes and allowable height difference between units

Branching section

 

007 to 012 type

15m or less real length

Ø9.5

Ø6.4

Indoor unit

 

 

 

 

 

 

(5) È

 

Real length exceeds 15m

Ø12.7

Ø6.4

connecting pipe

 

Indoor unit

 

015 to 018 type

Ø12.7

Ø6.4

 

 

 

 

 

 

 

 

 

024 to 056 type

Ø15.9

Ø9.5

 

 

 

 

 

 

 

072 to 096 type

Ø22.2

Ø12.7

Selection of branching section (Y-shaped branching joint)

 

 

 

 

Total capacity code of indoor units

 

Model name

 

 

 

 

 

 

Equivalent to HP

 

Equivalent to

 

 

 

 

 

 

 

 

 

capacity

 

 

 

 

 

 

Y-shaped

 

 

 

 

 

 

 

 

 

 

(6)

Branching section

 

 

Below 6.4

 

 

Below 18.0

 

RBM-BY55E

 

 

branching joint

 

 

 

 

 

 

 

 

 

 

Y-shape

6.4 to below 14.2

 

18.0 to below 40.0

 

RBM-BY105E

 

 

 

 

 

branching joint

14.2 to below 25.2

 

40.0 to below 70.5

 

RBM-BY205E

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

25.2 or more

 

 

70.5 or more

 

RBM-BY305E

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Selection of branching section (Branching header)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Total capacity code of indoor units

 

Model name

 

 

 

 

 

Equivalent to HP

 

Equivalent to

 

 

 

 

 

 

 

capacity

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

For 4

 

Below 14.2

 

Below 40.0

 

RBM-HY1043E

 

 

 

 

*2

branches

14.2 to below 25.2

40.0 to below 70.5

 

RBM-HY2043E

 

 

 

 

 

 

 

 

(7)

Branching section

Branching header

Branching header

For 8

 

Below 14.2

 

Below 40.0

 

RBM-HY1083E

 

 

 

 

 

branches

14.2 to below 25.2

40.0 to below 70.5

 

RBM-HY2083E

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

*2: Up to a total of 6.0 maximum equivalent to HP capacity codes is connectable to one line

 

 

 

after branching of header. When the total capacity codes of all outdoor units are 12 to below

 

 

 

26 (equivalent to HP) and you use a branching header for the first branching section, use

aRBM-HY2043E or RBM-HY2083E regardless of the total capacity codes of outdoor units at downstream side. In addition, you cannot use a branching header for the first branching section when the total capacity codes of all outdoor units are over 26 (equivalent to HP).

Outdoor unit connection piping kit (For linking of outdoor units)

 

 

 

 

Total capacity code of outdoor units*3

Model name

 

 

 

 

Equivalent to HP

Equivalent to

 

 

Outdoor unit

 

capacity

 

 

 

 

 

 

(8)

Branching section

connection piping

Outdoor unit

Below 26.0

Below 73.0

RBM-BT14E

kit (For linking of

 

 

outdoor units)

connection piping

 

 

 

 

 

kit (For linking of

26.0 or more

Above 73.0

RBM-BT24E

 

 

 

outdoor units)

 

 

 

 

 

 

 

 

 

*3: Downstream side when regarding the main piping as the start point

 

Height difference between outdoor units

H3 5 m

Height difference between outdoor and indoor units:

H1 70 m

D

Follower unit

 

Outdoor unit

 

 

 

A

B

C

pipes

 

unit

unit

unit

 

Header Follower

Follower

connectingunit

 

 

 

Ld

 

 

 

 

 

La

Lb

Lc

Outdoor

 

 

 

 

 

LA

LB

 

 

L1

Outdoor unit connection piping kit

 

(For linking of outdoor units)

 

piping

 

The longest piping between outdoor units:

Main

L0 25 m

 

 

 

 

 

 

 

 

 

Branching header

 

 

 

Indoor unit connecting

 

Y-shaped branching

 

L7

joint

 

First branching

pipe

 

 

 

 

 

 

section

 

Indoor unit

 

 

 

 

 

 

a

b

c

d

e

L3

 

The longest piping length: L 235 m

 

 

The longest piping length from the first branch: Li 90 m

 

 

Y-shaped

 

L5

L6

 

 

 

branching joint

L4

 

 

 

 

 

 

 

 

 

 

 

 

f

g

 

h

i

j

 

 

 

 

 

 

 

Indoor unit

 

 

 

 

(j)

Height difference between indoor units: H2 40 m

Page 14
Image 14
Toshiba MMY-MAP0804HT8-E, MMY-MAP1604HT8ZG-E, MMY-MAP1604HT8-E, MMY-MAP1004HT8ZG-E, MMY-MAP1204HT8-E, MMY-MAP1004HT8Z-E 26-EN

MMY-MAP0804HT8-E, MMY-MAP1604HT8Z-E, MMY-MAP1404HT8-E, MMY-MAP0804HT8Z-E, MMY-MAP1204HT8Z-E specifications

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