Mitsubishi SCM100ZJ-S1 User Manual

-
42
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'11 • SCM-SM-110
(5) Heating high pressure control
(a) Indoor unit side
1) Start condition:
When the indoor heat exchanger temperature (Th2) has become higher than the start temperature
for 1 minute continuously.
2) Contents of control:
Compressor stop
3) Release condition:
When the indoor heat exchanger temperature (Th2) has become lower than the release tempera
-
ture.
(b) Outdoor unit side
◆
Model SCM40, 45, 50, 60, 71, 80
1) Start condition:
When the indoor heat exchanger temperature (Th2) has risen to a specified temperature while the
compressor is turned on.
2) Compressor command speed is controlled according to the zones of indoor heat exchanger tem
-
perature as shown by the following table.
Item
Indoor
air temp.(Th1)
Release temperature Start temperature
Th1
<
=
24°C
48.5°C 62°C
24°C < Th1
<
=
27°C
47.5°C (–) 61°C
27°C < Th1
46.5°C (–) 60°C
Th2 < P1 P1
<
=
Th2 < P2 P2
<
=
Th2 < P3 P3
<
=
Th2
Protection control speed (NP)
Normal Retention NP
－
4rps NP
－
8rps
Sampling time (s)
Normal 20 20 20
Th2
NP
P1 P2 P3
10
<
=
NP < 115
45 52 57.5
115
<
=
NP < 120
45 – 43 52 – 50 57.5 – 55
120
<
=
NP
43 50 55
Unit: °C
• Model SCM40, 45, 50
Th2
NP
P1 P2 P3
10
<
=
NP < 90
45 52 57
90
<
=
NP < 100
45 – 44.5 52 – 49.5 57 – 54
100
<
=
NP < 110
44.5 – 44 49.5 – 47.5 54 – 51
110
<
=
NP < 120
44 – 43 47.5 – 45 51 – 48
120
<
=
NP
43
45
48
• Model SCM60, 71, 80
Unit: °C
Note (1) Values in ( ) are for the model SRK71ZK-S.
◆
Model SCM100, 125
1) Start condition:
When the high pressure sensor (HPS) has risen to a specified pressure while the compressor is
turned on.
2) Compressor command speed is controlled according to the zones of high pressure sensor as
shown by the following table.
HPS < P1 P1
<
=
HPS < P2 P2
<
=
HPS < P3 P3
<
=
HPS < P4 P4
<
=
HPS
Protection control speed (NP)
Normal Retention NP
－
3rps NP
－
6rps 0rps
Sampling time (s)
Normal 20 20 20 Normal
HPS
NP
P1 P2 P3 P4
20
<
=
NP < 30
2.81 – 2.94 2.94 – 3.45 3.07 – 3.85 3.15 – 4.05
30
<
=
NP < 90
2.94 3.45 3.85 4.05
90
<
=
NP < 100
2.94 – 2.88 3.45 – 3.25 3.85 – 3.60 4.05 – 3.81
100
<
=
NP < 110
2.88 – 2.81 3.25 – 3.07 3.60 – 3.33 3.81 – 3.53
110
<
=
NP
2.81 3.07 3.33 3.53
Unit: MPa

Mitsubishi SCM100ZJ-S1 Specifications

General

Brand	Mitsubishi
Model	SCM100ZJ-S1
Category	Air Conditioner
Language	English