Table of Contents
Advertisement
Water heat exchange unit
(1) Installation fixing position and center of gravity position
1Position of center of gravity
Outdoor unit
type
WE80 type
WE170 type
2Anchor bolt calculations
●Evaluation by calculation
1
Foundation bolt conditions
Total no. of bolts(N
bolt diameter(D
bolt cross-sectional area(A
bolts on one side short direction(n
The installation method is "embedded J type, JA type bolts", on a slab 15cm thick.
Foundation bolt allowable short term tensile load(T
(It is also acceptable to decide the installation method after completing the calculation
2
Calculation
Design horizontal magnitude(K
Operating load(W
(=operating mass×9.8
Horizontal earthquake force(F
Height of center of gravity(h
Vertical earthquake force(F
Left side view
G
h
G
l
G1
l
1
Position of fastenings
l
l
1
2
1,040
460
1,040
460
)
)
)
)
1
long direction(n
)
H
)
)
)
H
)
)
V
8. Position of center of gravity and earthquake resistance calculation
Front view
h
G
l
2
Position of center of gravity
l
l
G 1
G 2
N =
4
No.
...........current models have 4 bolts
D =
10
mm ...........for M10 bolts
π
2
A = D
/4 =
79
mm
n
= 2
...........current models have 2 bolts
No.
1
)
n
= 2
No.
...........current models have 2 bolts
2
2
)
T
=
a
a
K
= 1.0
...........installation location:K
H
on ground:0.4
W =
N
F
= K
W=
N
H
H
h
=
mm
G
F
=F
/2=
N
V
H
H - 24
G
l
G2
Product
mass
h
(kg)
G
2
4 ,508 N
)
on roof: 1.0
H
Hide quick links:
Advertisement
Chapters
Table of Contents
