
Buffer storage tanks
800 – 1,500
7.2
36
O
I
A
B
C
D
E
F
G
H
I
J
K
L
M
N
Buffer storage tanks without, with one (-1) or
800 / 800-1 /
1,000 / 1,000-1 / 1,500 / 1,500-1 /
two (-2) smooth-pipe heat exchangers
800-2
1,000-2
1,500-2
1,480 / 1,473 /
Real volume according to EN 12897
[l]
804 / 800 / 795
999 / 993 / 988
1,467
Fire protection class of insulation according to DIN 4102-1
[-]
B2
B2
B2
Total height including insulation
[mm]
1,900
2,310
2,190
Diameter without insulation
[mm]
790
790
1,000
Diameter with insulation
[mm]
1,015
1015
1,315
Tilt height
[mm]
1,925
2,280
2,200
Weight
[kg]
171 / 211 / 244
243 / 293 / 333
232 / 300 / 343
Energy efficiency class according to EU regulation no. 812/2013
[-]
A+
A+
A+
Heat retaining loss according to EN 12897
[W]
51
55
63
Storage tank pmax / tmax
[bar] / [°C]
3 / 95
3 / 95
3 / 95
Smooth-pipe heat exchanger* bottom surface / volume
[m²] / [l]
2.6 / 17
3.3 / 21.3
4.5 / 29.7
Smooth-pipe heat exchanger* top surface / volume
[m²] / [l]
2.2 / 14.2
2.6 / 17
2.8 / 18.6
Smooth-pipe heat exchanger* pmax / tmax
[bar] / [°C]
10 / 130
10 / 130
10 / 130
Return heat generator (Rp 1½")
A [mm]
255
255
312
Return smooth-pipe heat exchanger** bottom (Rp 1")
B [mm]
413
363
470
Freely available (Rp 1½")
C [mm]
694
832
804
Flow smooth-pipe heat exchanger** bottom (Rp 1")
D [mm]
893
1,063
1,110
Return smooth-pipe heat exchanger** top (Rp 1")
E [mm]
1,025
1,293
1,250
Freely available (Rp 1½")
F [mm]
1,133
1,409
1,358
Flow smooth-pipe heat exchanger** top (Rp 1")
G [mm]
1,425
1,773
1,650
Flow heat generator (Rp 1½" )
H [mm]
1,572
1,985
1,788
Ventilation (Rp 1¼")
I [mm]
1,833
2,246
2,106
Freely available (Rp 1½")
J [mm]
1,572
1,985
1,788
Freely available (Rp 1½")
K [mm]
1,133
1,409
1,358
Heating element (Rp 1½")
L [mm]
963
1,170
1,170
Freely available (Rp 1½")
M [mm]
694
832
804
Freely available (Rp 1½")
N [mm]
255
255
312
Sensor sleeve (Ø 6 mm)
O [mm]
various heights
various heights
various heights
* if there is one
** if there is one, otherwise freely
available (Rp 1")
Fresh-water, Combined and Buffer Storage Tanks
GB
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