i
‐
SHWAK
V4
Inverter
air/water
chillers
and
heat
pumps
with
floor
‐
standing
and
remote
condensing
units
37
14.3
INDOOR
UNITS
14.3.1
Models
MAR/MARS
TECHNICAL
CHARACTERISTICS
Unit
Model
i
‐
SHWAK
V4
MAR/MARS
Indoor
unit
coupled
with
a
moto
‐
condensing
unit
size:
06
08
10
12
Circulator
Water
flow
(3)
m
3
/h
1,13
1,38
1,72
2,08
Available
head
pressure
(3)
kPa
52
39
31,0
30,1
Nominal
input
power
of
water
pump
(3)
kW
0,075
0,09
Max.
input
power
of
water
pump
kW
0,075
0,09
Max.
input
current
of
water
pump
A
0,60
0,70
Energy
Efficiency
Index
(EEI)
pump
≤
0,21
≤
0,23
Hydraulic
circuit
DHW
technical
side
puffer
tank
lt
250
250
DHW
technical
side
expansion
vessel
(15)
lt
8/16
8/16
PLANT
technical
side
expansion
vessel
(16)
lt
8
8
Hydraulic
plant
flow/return
connections
inch
1”M
1”M
Minimum
additional
water
volume
(13)
lt
31
37
46
51
DHW
‐
R
circuit
Maximum
supplied
flow
rate
for
DHW
side
lt/min
40
40
Minimum
water
flow
for
start
‐
up
lt/min
3
3
Maximum
capacity
of
the
primary
side
circulator
kW
0,045
0,045
Maximum
current
of
the
primary
side
circulator
A
0,44
0,44
Energy
Efficiency
Index
(EEI)
circulator
≤
0,20
≤
0,20
Hydraulic
connections
inch
3/4”M
3/4”M
Refrigerant
circuit
Liquid
side
connections
inch
3/8”
SAE
3/8”
SAE
Gas
side
connections
inch
5/8”
SAE
5/8”
SAE
Noise
Sound
power
Lw
(10)
dB(A)
35
39
Sound
pressure
at
1
m
(11)
dB(A)
19,3
23,3
Sound
pressure
at
10m
(14)
dB(A)
3,5
7,5
Dimensions
and
weight
Dimensions
(LxDxW)
mm
595x1830x705
595x1830x705
Packing
dimensions
(LxDxW)
(13)
mm
800x1990x1000
800x1990x1000
Weight
in
operation
MAR/MARS
kg
449
/
466
450
/
467
Shipment
weight
MAR/MARS
kg
209
/
224
210
/
225
TECHNICAL
CHARACTERISTICS
Unit
Model
i
‐
SHWAK
V4
MAR/MARS
Indoor
unit
coupled
with
a
moto
‐
condensing
unit
size:
14
16
Circulator
Water
flow
(3)
m
3
/h
2,37
2,62
Available
head
pressure
(3)
kPa
48
33,0
Nominal
input
power
of
water
pump
(3)
kW
0,140
0,140
Max.
input
power
of
water
pump
kW
0,140
0,140
Max.
input
current
of
water
pump
A
1,05
1,05
Energy
Efficiency
Index
(EEI)
pump
≤
0,23
≤
0,23
Hydraulic
circuit
DHW
technical
side
puffer
tank
lt
250
250
DHW
technical
side
expansion
vessel
(15)
lt
8/16
8/16
PLANT
technical
side
expansion
vessel
(16)
lt
8
8
Hydraulic
plant
flow/return
connections
inch
1”M
1”M
Minimum
additional
water
volume
(13)
lt
69
88
DHW
‐
R
circuit
Maximum
supplied
flow
rate
for
DHW
side
lt/min
40
40
Minimum
water
flow
for
start
‐
up
lt/min
3
3
Maximum
capacity
of
the
primary
side
circulator
kW
0,045
0,045
Maximum
current
of
the
primary
side
circulator
A
0,44
0,44
Energy
Efficiency
Index
(EEI)
circulator
≤
0,20
≤
0,20
Hydraulic
connections
inch
3/4”M
3/4”M
Refrigerant
circuit
Liquide
side
connections
inch
3/8”
SAE
3/8”
SAE
Gas
side
connections
inch
5/8”
SAE
5/8”
SAE
Noise
Sound
power
Lw
(10)
dB(A)
40
40
Sound
pressure
at
1
m
(11)
dB(A)
24,3
24,3
Sound
pressure
at
10m
(11)
dB(A)
8,5
8,5
Dimensions
and
weight
Dimensions
(LxDxW)
(14)
mm
595x1830x705
595x1830x705
Packing
dimensions
(LxDxW)
(13)
mm
800x1990x1000
800x1990x1000
Shipment
weight
MAR/MARS
kg
212
/
227
212
/
227
Weight
in
operation
MAR/MARS
kg
452
/
469
452
/
469
(3)
Heating:
Outdoor
air
temperature
7°C
DB
6°C
WB;
inlet/outlet
water
temperature
30/35°C.
(10)
Sound
power
level:
Heating
mode
condition
(3)
measured
value
made
according
to
UNI
EN
ISO
9614
‐
2,
as
required
for
Eurovent
certification.
(11)
Calculated
value
from
the
sound
power
level
according
to
ISO
3744:2010.
(13)
Calculated
for
a
decrease
of
the
plant
water
temperature
with
10°C
and
including
defrosting
cycle
maintained
for
6
minutes.
Minimum
water
volume
to
be
added
to
the
plant
circuit
in
addition
to
that
required
for
the
plant
side
unit’s
hydraulic
circuit.
(14)
Dimensions
of
pallet
are
included.
(15)
Expansion
vessel
on
DHW
side
for
a
total
of
16
litres
in
the
MARS
model
or
MAR
model
equipped
with
DHW
electric
heater
or
boiler
kits.
(16)
Optional
and
available
only
for
the
model
MAR
with
DHW
electric
heater
kit
or
boiler.
