49
1002595 ISSUE 5 M172 VARIHEAT
4.2 CIRCUIT DIAGRAMS
POWER CIRCUIT SINGLE PHASE
TO FIRE
ALARM
RELAY
POWER CIRCUIT THREE PHASE WITH THREE PHASE FAN
POWER CIRCUIT THREE PHASE WITH SINGLE PHASE FAN
A2
27
28
45 46
+10V
Vs
p
GND
RES. HEA
TER CONTROL IF FITTED
FAN MOTOR
L
N
CONTROL CIRCUIT
CONTROL
CIRCUIT
BREAKER 4A
COMPRESSOR
CIRCUIT
BREAKER
COMPRESSOR
CONTACTOR
FAN
CONTACTOR
L
N
FAN
CIRCUIT
BREAKER
RCU
CIRCUIT
BREAKER
6A
M172 D06
TO RCU RELAY
COMPRESSOR
SOFT
START
RUN
CAPACITOR
1
3
5
A1
2
4
6
R3:6
25
24
23
W(C)
V(S)
U(R)
32
31
0-10V
INPUT
5
7
6
1
3
5
A1
2
4
6
A2
13
14
R2
9
6
0-10V
INPUT
+10V
Vs
p
GND
FRESH AIR BOX FAN
L
N
EAR
TH
N
COMPRESSOR
CONTACTOR
FAN
CONTACTOR
COMPRESSOR
SOFT
START
25
24
23
32
31
0-10V
INPUT
N
CONTROL CIRCUIT
CONTROL
CIRCUIT
BREAKER 4A
(600 & 900)
COMPRESSOR
MOTOR
STARTER
(MCB)
L3
N
FAN
CIRCUIT
BREAKER
RCU
CIRCUIT
BREAKER
6A
M172 D06 TO RCU RELAY
1
3
5
2
4
6
L1
L2
CONTROL
MCB
(1200)
TO PHASE ROTATION RELAY ETC
1
3
5
2
4
6
1
3
5
2
4
6
1
3
5
2
4
6
13
14
A1
A2
A1
A2
R3:6
W(C)
V(S)
U(R)
25
24
23
COMPRESSOR
SANYO/PANASONIC
COMPRESSOR ONLY
C
S
R
27
28
+10V
Vs
p
GND
RES. HEA
TER CONTROL IF FITTED
FAN MOTOR
L
N
5
7
6
TO FIRE
ALARM
RELAY
R2
9
6
45 46
0-10V
INPUT
+10V
Vs
p
GND
FRESH AIR BOX FAN
L
N
EAR
TH
N
COMPRESSOR
MOTOR
STARTER
(MCB)
L3
N
RCU
CIRCUIT
BREAKER
6A
M172 D06
TO RCU RELAY
1
3
5
2
4
6
L1
L2
CONTROL
MCB
TO PHASE ROTATION
RELAY ETC
1
3
5
2
4
6
MAIN FAN
MOTOR
STARTER
(MCB)
1
3
5
2
4
6
W(C)
V(S)
U(R)
25
24
23
COMPRESSOR
SANYO/PANASONIC
COMPRESSOR ONLY
R3:6
SOFT
START
25
24
23
R
S
C
TO FIRE
ALARM
RELAY
R2
9
6
45 46
0-10V
INPUT
+10V
Vs
p
GND
FRESH AIR BOX FAN
L
N
EAR
TH
COMPRESSOR
FAN
CONTACTOR
0-10V
INPUT
31 32
12V DC
RELAY
FAN CONTROL MODULE
FAULT OUTPUT
14 15
27 28 29
FAN MOTOR
RES. HEA
TER CONTROL IF FITTED
14
11
E1
24 10V GND D1
1
3
5
2
4
6
13
14
A1
A2
14 (N/O)
12 (N/C)
11 (COM)
A1
A2
1 2
A GND
GND
+Ub
Model
Fan MCB Single
phase
Compressor
MCB
Device value
AA600AVHX
20A
16A
AA900AVHX
20A
20A
AA1200AVHX
20A
32A
Model
Fan MCB Single
phase
Compressor MCB
Tripping
current
Setting
value
AA600BVHX
20A
4.75A
4.0A
AA900BVHX
20A
6.8A
5.6A
AA1200BVHX
20A
10.5A
8.8A
Model
Fan MCB
Compressor MCB
Tripping
current
Setting
value
Tripping
current
Setting
value
AA1500BVHX
4.2A
3.5A
14.4A
12.0A
Содержание Variheat AA1200
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