Sime 1R - Boiler Description; 1.1 Introduction; 1.2 Dimensional Details; 1.3 Technical Features

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1.1 INTRODUCTION
The new “1R - 2R freestanding”
series of cast iron boilers has been
designed in compliance with the Euro-
pean Directive CEE 92/42.
They use light oil and have a perfectly
balanced combustion with a very high
thermal efficiency for economical
performance.
This booklet contains the installation,
operating and maintenance instruc-
tions.
The components for “1R - 2R free-
standing” installation are supplied in
three separate packages: boiler body,
casing with enclosed documents and
control panel.
1 BOILER DESCRIPTION
1R4 1R5 1R6 1R7 1R8 1R9
Output kW 39.2 52.0 64.8 74.0 84.0 93.3
kcal/h 33,700 44,700 55,700 63,600 72,200 80,200
Input kW 44.7 59.1 73.4 83.1 93.8 103.4
kcal/h 38,400 50,800 63,100 71,500 80,700 88,900
P (depth) mm 440 520 595 670 750 825
Sections n° 4 5 6 7 8 9
Maximum water head bar 4 4 4 4 4 4
Water content l 28.5 33.0 37.5 42.0 46.5 51.0
Loss of head
Smoke mbar 0.10 0.15 0.20 0.16* 0.22* 0.30*
Water (∆t 10°C) mbar 17.5 25.0 30.0 34.0 40.0 45.5
Comb. chamber pressure mbar – 0.02 – 0.02 – 0.01 0.06 0.08 0.08
Min. chimney depression mbar 0.12 0.17 0.21 0.22 0.30 0.38
Smokes temperature °C 225 225 225 217 209 201
Smokes flow m
3
n/h 41.4 54.7 68.0 77.7 88.0 97.6
Adjustment range
Heating °C 30÷85 30÷85 30÷85 30÷85 30÷85 30÷85
Smokes volume dm
3
33 37 42 46 50 55
Weight kg 201 229 261 293 325 357
1.3 TECHNICAL FEATURES
1.3.1 “1R” boiler
1.2 DIMENSIONAL DETAILS
Fig. 1
1R 2R
M C.H. flow 1
1
/
2
” 2”
R C.H. return 1
1
/
2
” 2”
S Boiler/filling drain 3/4” 3/4”
* Without baffles