Mitsubishi Electric ecodan PUHZ-W50VHA2 User Manual page 21

1 1
T T H H 1 1 Pipe flow sensor
2 2
3 3
T T B B 6 6 1 1
4 4
5 5
T T H H 5 5 Cylinder sensor
6 6
R R / / C C T T B B 6 6 2 2 PAR-W21MAA
T T o o T T B B 6 6 L L , , N N
O O N N M M A A I I N N
B B O O A A R R D D
Double Pole Isolator
5 AMP
J J 1 1 5 5
J J 3 3
2 2 3 3 0 0 V V A A C C 3 3 A A m m p p
4
5 5 0 0 H H z z
M M a a i i n n s s S S u u p p p p l l y y
Programmable room
stat Zone 2
E 2 1 C
HIGH LIMIT 95 degC
CYLINDER THERMOSTAT
N N o o t t e e s s : :
2 Channel time clock
Time Switch Zone2
Room Stat Zone 1
Room Stat Zone 2
Hot Water Valve
Heating Valve 1
Heating Valve 2
Pump
Mains Power In
Tank over temp
Heat Eco-Heat
Immersion/Boost
P P i i n n n n u u m m b b e e r r s s , , S S q q u u a a r r e e P P i i n n = = P P i i n n 1 1
INSTALLATION
F F T T C C 2 2 M M A A I I N N B B O O A A R R D D
T T B B 1 1 4 4 2 2
2 14
13
1
J J 2 2 J J 1 1
F F T T C C 2 2 R R E E L L A A Y Y B B O O A A R R D D
R R L L Y Y 2 2 - - 2 2
R R L L Y Y 2 2 - - 1 1
J J 6 6
J J 4 4
J J 5 5
3 2 1
4 3 2 1
4 3 2 1 L N
OFF
ON OFF ON
CH2 CH CH1 HW
STANDARD ROOM
2 CHANNEL
THERMOSTAT
TIME CLOCK
J J r r e e f f P P i i n n 1 1 P P i i n n 2 2 P P i i n n 3 3 P P i i n n 4 4 P P i i n n 5 5
J6 DHW CH1
J3 CH2
J5 S/L L
J4 S/L L
J8 S1 S2
J9 S1 S2
J10 S1 S2
J7 L N
J15 L N
J12 S1 S2
J2 Short Pins 1-3 = Eco-heat , Short Pins 1-2 = Boost Heat
J14 N Imm.Heat
T T B B 1 1 4 4 1 1
14
1
J J 1 1 3 3
R R L L Y Y 2 2
R R L L Y Y 1 1
R R L L Y Y 1 1 - - 1 1
J J 7 7 J J 8 8 1 1 0 0
J J 9 9
J J
Normally Closed
DHW Valve
PUMPS DHW
E
IMMERSION HEATER /
CLOCK
BOOSTER HEATER
RELAY CONTROL BOX
L N E
L N E
N E
N E
L N E
L N E
L N E
E
E Short Pins 1-2 = heating only or vented cylinder systems
Boost 2 Boost 1
18
S S 2 2 , , S S 3 3
E E c c o o d d a a n n
S S 2 2 S S 3 3
T T B B 6 6
Air Source
Heat Pump
L L N N E E
N N o o t t e e
D D o o n n o o t t c c o o n n n n e e c c t t
t t o o S S 1 1
J J 1 1 4 4
Normally Closed Normally Closed
CH Valve CH Valve
CH2
CH1
Fig. 2.4
19