Technical Information 2 - Biasi riva User Manual

Wall hung gas boiler for central heating supply
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2.Technical Information Cont.
ENERGY CAPACITY
Nominal heat input
(0/2000ft)
Nominal heat input
(2000/4500ft)
Minimum heat input
Maximum useful output
(0/2000ft)
Maximum useful output
(2000/4500ft)
Minimum useful output
GAS SUPPLY PRESSURE
Gas
Normal
Natural
inwc
7.0
Propane
inwc
11.0
GAS PRESSURE AT BURNER
Gas
Min
Natural
inwc
0.8
Propane
inwc
1.4
FLUE DESIGN
Minimum Venturi pressure
Flue pipe diameter
Coaxial
Twin split pipes
Nominal heat flow rate
Nominal heat flow rate
(2000/4500ft)
Min Exhaust temperature
Max Exhaust temperature
RIVA HEAT ONLY USER MANUAL – REV A
MBH
122.8
MBH
116.7
MBH
49.5
MBH
100.7
MBH
95.9
MBH
37.0
Min
Max
3.5
10.5
8.0
12.0
Max
Ignition
5.3
2.4
9.0
5.2
inwc
0.64
2.25/4
in
3.25/5
in
3.25/3.25
MBH
122.8
MBH
116.7
°F
262
°F
324
INJECTORS
Natural
Propane
GAS FLOW RATE
Gas
Natural
ft³/h
Propane
lb/h
ELECTRICAL
Voltage
Frequency
Current
Power consumption
No.
Size
14
130
14
89
Min
Max
48.7
121.1
2.23
5.55
V
120
Hz
60
A
< 1.6
W
176
9

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