Ariston microSYSTEM 21 RFFI Manuale di istruzioni per l'installazione - Pagina 17
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F
. 3.4
IG
T
3.1
ABLE
MODEL
Contract STI 125 Indirect
Comfort STI 125 Indirect
Contract STI 150 Indirect
Comfort STI 150 Indirect
Contract STI 210 indirect
Comfort STI 210 Indirect
Contract STI 300 Indirect
SB 125 Indirect
SB 150 Indirect
SB 200 Indirect
N
: When using a 3 port valve installation in conjunction with an unvented cylinder it
OTE
will be necessary to use a 2 port valve on the cylinder flow connection in addition
to the 3- port valve to satisfy Building Regulations.
Technical Data
Capacity
It.
125
125
150
150
200
200
300
125
150
200
Coil
C.H.W.
Surface
Flow/rate
Flow/rate
m
m
/h
2
3
0.75
0.5
1
2
0.75
0.5
0.93
1
2
0.93
0.5
0.93
1
2
0.93
0.5
0.93
1
2
1
0.5
1
2
1
0.5
1
2
1.3
0.5
1
2
17
Wiring to 3 port valve installation
using an external 2 channel
programmer
Type Danfoss FP715
Type Honeywell ST6400C
D.H.W.
Max Heating
Output
It/h
kW
194
11.3
266
15.5
340
19.8
256
14.9
353
20.5
451
26.2
256
14.9
353
20.5
451
26.2
256
14.9
353
20.5
451
26.2
190
11
318
18.5
496
28.8
190
11
318
18.5
496
28.8
190
11
318
18.5
496
28.8
Heat Ioss
kWh/24h
2
2.2
2.4
2.9
1.72
1.75
2.1