SiENBE18-621
Protection Control
Function
75
4.3
Discharge Pipe Protection Control
This discharge pipe protection control is used to protect the compressor internal temperature
against a malfunction or transient increase of discharge pipe temperature.
[INV compressor]
or
or
or
&
or
&
In di
s
ch
a
rge pipe temp.
protection control
HTdi>115°C
Tp>1
3
5°C
HTdi : V
a
l
u
e of INV compre
ss
or di
s
ch
a
rge pipe
temper
a
t
u
re (Tdi) compen
sa
ted with o
u
tdoor
a
ir temper
a
t
u
re
Tp :
V
a
l
u
e of compre
ss
or port temper
a
t
u
re
c
a
lc
u
l
a
ted
b
y Tc
a
nd Te,
a
nd
su
ction
su
perhe
a
ted degree.
HTdi>115°C
Tp>1
3
5°C
Di
s
ch
a
rge pipe protection
control not limited
INV
u
pper limit fre
qu
ency:
1-
s
tep down from c
u
rrent
compre
ss
or fre
qu
ency
INV
u
pper limit fre
qu
ency: 1-
s
tep
u
p
from c
u
rrent compre
ss
or fre
qu
ency
When occ
u
rring
3
time
s
within 100 min
u
te
s
,
the m
a
lf
u
nction code “F
3”
i
s
o
u
tp
u
t.
Di
s
ch
a
rge pipe
temper
a
t
u
re
s
t
a
nd
b
y
3
6 Hz Unlo
a
d
HTdi>1
3
0°C
HTdi>120°C
for
90
s
ec.
or
more.
HTdi>1
3
5°C
HTdi>120°C for 10 min. or more.
HTdi<100°C
Tp<110°C&
HTdi<110°C
Tp<125°C
After 20
s
ec.
After
3
0
s
ec.
Summary of Contents for BPMKS967B2B
Page 1: ...SiENBE18 621 E Series Service Manual Applied Models Super Multi Plus Heat Pump...
Page 12: ...SiENBE18 621 List of Functions 1 Part 1 List of Functions 1 List of Functions 2...
Page 19: ...List of Functions SiENBE18 621 8 List of Functions...
Page 33: ...Specifications SiENBE18 621 22 Specifications...
Page 69: ...Refrigerant Flow for Each Operation Mode SiENBE18 621 58 Refrigerant Circuit...
Page 121: ...Indoor Unit SkyAir Models SiENBE18 621 110 Function...
Page 169: ...Instruction SiENBE18 621 158 System Configuration FTXS 20 25 35C Indoor Unit...
Page 371: ...Method of Replacing The Inverter s Power Transistors Modules SiENBE18 621 360 Troubleshooting...
Page 393: ...SiENBE18 621 vi Index...