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Hitachi WHP09500AEDPC9EQ Instruction Manual page 9

Bldc-rotary compressors

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HEA
T
PUMP WAT ER HEATER COM
PRESSOR
CRITE
RI
A
0
t-
lD
(!)
g
'"'
p
"'
...,,
lD
~
~
M
0
"'
~
lD
J
....
.~
0
....
~
lD
i
{")
0
<">
u
lD
C\I
0
N
"' ....
0
....
lD
'
P6
----
----
~,,----
,
,
,,
__
.,,
I
:
P5
'
I
I
I
'
I
I
I
'
I
I
I
I
- -
1
P4
:p3
I
I
I
I
I
I
I
I
I
-35
-:io
-
25
-
20
-15 - 10
Pl
P7
-
5
Pl
EV
I O
N
EV
I
O
FF
:P2
I
I
I
I
I
I
I
I
I
0
5
10
15
20
25
30
G
r
aph
1
1
P2
P3
P4
P5
P6
P7
Condensing
temperature
1o·c
25·c
2s·c
35·c
6s·c
1o·c 1o·c
Evaporation
Temperature
25·c 25·c -3o·c -3o·c -3o·c -1s·c
-s·c
6 Current
l
imitation
PAGE
:
7/
30
Current peak among motor
termi
nal
s
(
i
nclude
instantaneous
current peak) should
be
below demagnetizing
current
i
n
order
to
pr
event magnet in motor from
demagnetizati
on.
7
Pressure di
f fer
ence between
suct
i
on
and
discharge
In al
l
al
l
owable rotational
speed
r
ange, the di
f fer
ence
of pr essur
e
should
be
mor
e than
0.
39MPa
{4kgf
/
cm
2
}
.
But
i
f
ther
e is no
pr
oblem
of
no
i
se when
assembl
ed i
n a
ir
condit
i
oner
,
it can a
l
so be
l
ow
thi
s
val
ue.

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