PREXTHERM RSH N
4.3 Technical data - Dimensions - Hydraulic connections
PREXTHERM RSH N
Rated power
Combustion chamber power
Useful effi ciency at 100% maximum powe
Useful effi ciency at 30% maximum powe
Total boiler capacity
Water side load loss
Flue side load loss
Maximum operating pressure
Dry weight
DIMENSIONS
Firebox internal diameter(Fig. 1 / 2)
Firebox length (Fig. 1 / 2)
HOT WATER FLOW
HOT WATER RETURN
EXPANSION TANK CONNECTION
BOILER DRAIN
FLUE GAS OUTLET
Key
1
Control panel
2
Burner bracket
3
Smokebox cleaning door
4
Flame inspection window
T1 Central heating feed
A73020821
100N
150N
200N
70
100
135
mín.
kW
100
150
200
máx.
kW
73
104
140
mín.
kW
106,2
158,7
211,2
máx.
kW
94,27
94,52
94,92
95,52
95,77
95,77
l
185
235
300
20
17
40
Dt 10ºC
mbar
12
10
17
Dt 15ºC
mbar
5
4
Dt 20ºC
mbar
1,2
2,3
3,3
mbar
6
6
bar
350
440
480
Kg
800
800
940
A
mm
1022
1272
1272
B
mm
C
mm
915
915
1035
162
162
162
D
mm
167
167
187
E
mm
148
148
148
F
mm
545
545
630
G
mm
425
425
465
H
mm
1337
1587
1607
I
mm
165
165
185
L
mm
156
156
156
L1
mm
980
980
1100
M
mm
172
222
222
N
mm
230
330
330
O
mm
350
450
450
P
mm
750
750
890
Q
mm
990
1240
1240
R
mm
420
420
488
L2
mm
1165
1165
1130
L1
mm
2" 1/2
2" 1/2
2" 1/2
T1
2" 1/2
2" 1/2
2" 1/2
T2
1" 1/2
1" 1/2
1" 1/2
T3
3/4"
3/4"
3/4"
T4
220
220
220
T5
Øe mm
T2
Central heating return
T3
Expansion vessel connection
T4
Boiler drain
T5
Flue gas outlet
T6
Burner connection
250N
300N
360N
420N
170
200
240
280
250
300
360
420
176
206,8
247,7
288,7
263,4
315,8
378,2
440,7
95,02
95,15
95,37
95,52
96,02
96,12
96,37
96,52
365
365
405
465
48
43
40
51
23
31
22
28
9
13
16
12
16
3,5
4,4
4,3
4,8
6
6
6
6
6
590
590
860
970
940
940
1050
1050
1522
1522
1534
1794
1035
1035
1185
1185
162
162
162
162
187
187
182
182
148
148
143
143
630
630
725
725
465
455
518
518
1857
1857
1859
2119
185
170
205
205
156
156
155
155
1100
1100
1250
1250
222
222
228
228
380
380
380
440
600
600
600
700
890
890
1000
1000
1490
1490
1492
1752
538
538
618
616
1390
1390
1390
1640
2" 1/2
2" 1/2
80
80
2" 1/2
2" 1/2
80
80
1" 1/2
1" 1/2
2"
2"
3/4"
3/4"
3/4"
3/4"
220
220
250
250
500N
650N
800N
340
440
550
500
650
800
349,8
451,7
563,5
523,6
679,2
834,2
95,65
95,56
96,00
96,62
96,56
96,65
735
850
1250
32
51
65
18
25
33
10
16
20
4,5
5,4
6
6
6
6
1250
1420
1580
1250
1250
1430
1784
2024
2028
1335
1335
1515
162
162
162
212
212
240
219
219
214
830
830
900
565
565
670
2215
2455
2482
196
196
196
227
227
227
1400
1400
1580
223
223
227
440
480
480
700
900
900
1200
1200
1380
1752
1992
1992
686
686
774
1660
1860
1860
100
100
125
100
100
125
2 1/2"
2 1/2"
3"
1"
1"
1"
340
340
400
EN
33