Buderus SM 290/5 [30/120] Specification

Buderus SM 290/5 [30/120] Specification
2 Product information
SM290/2 5 | SM300/5 | SM400/5 | SM290/5E | SM400/5E – 6 720 800 023 (2013/01)
30
2.4 Specification
Unit SM290/5(E) SM300/5 SM400/5(E)
General data
Dimensions Fig. 1, page 110
Height when tilted mm 1945 1655 1965
Minimum room height for anode replacement mm 2000 1850 2100
Connections Table 33, page 31
Connection size, DHW DN R1" R1" R1"
Connection size, cold water DN R1" R1" R1"
Connection size, DHW circulation DN R¾ " R¾ " R¾ "
Internal diameter, test port, solar cylinder temperature sensor mm 19 19 19
Internal diameter, test port, cylinder temperature sensor mm 19 19 19
Weight (dry, excl. packaging) kg 115 118 135
Total weight when filled kg 405 408 515
Cylinder capacity
Available capacity (total) l 290 290 380
Available capacity (excl. solar heating) l 120 125 155
Available amount of DHW
1)
DHW outlet temperature
2)
:
1) Without solar heating or reheating; selected cylinder temperature 60 °C
2) Mixed water at the draw-off point (at 10 °C cold water temperature)
45 °C l 171 179 221
40 °C l 200 208 258
Standby heat loss to DIN 4753 part 8
3)
3) Distribution losses outside the buffer cylinder are not taken into account.
kWh/24h 2.1 2 2.2
Maximum throughput, cold water inlet l/min 29 29 38
Maximum DHW temperature °C 95 95 95
Max. operating pressure, DHW bar (positive) 10 10 10
Highest design pressure (cold water) bar (positive) 7.8 7.8 7.8
Maximum DHW test pressure bar (positive) 10 10 10
Upper indirect coil
Contents l 5.7 6.2 7.0
Surface area m
2
0.84 0.9 1
Performance factor N
L
to DIN 4708
4)
4) The performance factor NL=1 to DIN 4708 for 3.5 occupants, standard bath tub and kitchen sink. Temperatures: cylinder 60 °C, outlet 45 °C and cold water 10 °C. Measured
at max. heat input. The N
L
drops with reduced heat input.
NL 1.8 2 3
Continuous output (at 80 °C flow temperature, 45 °C DHW outlet temperature and 10 °C cold
water temperature)
kW
l/min
23
9.4
28.5
11.7
36
14.7
Heat-up time at rated output min 16 18 18
Maximum heat input
5)
5) Limit to the stated value for heat sources with higher heat input.
kW 31.5 28.5 36
Maximum heating water temperature °C 160 160 160
Max. heating water operating pressure bar (positive) 16 16 16
Connection size, heating water DN R1" R1" R1"
Pressure loss diagram Fig. 2, page 111
Lower indirect coil
Contents l 5.8 8.8 12.1
Surface area m
2
1.3 1.3 1.8
Maximum heating water temperature °C 160 160 160
Max. heating water operating pressure bar (positive) 16 16 16
Connection size, solar DN R1" R1" R1"
Pressure loss diagram Fig. 3, page 111
Table 32 Dimensions and specification (
Fig. 1, page 110 and Fig. 3, page 111)

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