8 Installation and maintenance instructions Betacom 4 0020238424_04
Technical data – Heating
BETACOM 4 24c -A
(H-GB)
BETACOM 4 30c -A
(H-GB)
Maximum heating flow temperat-
ure (factory setting – D.71)
75 ℃ 75 ℃
Max. range of the flow temperat-
ure control
10 to 80 ℃ 10 to 80 ℃
Safety discharge of expansion
relief valve
0.3 MPa
(3.0 bar)
0.3 MPa
(3.0 bar)
Maximum operating pressure
0.25 MPa
(2.50 bar)
0.25 MPa
(2.50 bar)
Nominal water flow (ΔT = 20 K)
870 l/h 1,085 l/h
Nominal water flow (ΔT = 30 K)
580 l/h 723 l/h
Approximate value for the
condensate volume (pH value
between 3.5 and 4.0) at 50/30 °C
2.04 l/h 2.55 l/h
ΔP heating at nominal flow (ΔT =
20 K) – (bypass factory setting)
0.025 MPa
(0.250 bar)
0.008 MPa
(0.080 bar)
ΔP heating at nominal flow (ΔT =
20 K) – (bypass closed)
0.043 MPa
(0.430 bar)
0.008 MPa
(0.080 bar)
Technical data – Domestic hot water
BETACOM 4 24c -A
(H-GB)
BETACOM 4 30c -A
(H-GB)
Specific flow rate (D) (ΔT = 30 K)
in accordance with EN 13203
11.7 l/min 14.5 l/min
Continuous flow rate (ΔT = 35 K)
602 l/h 746 l/h
Specific flow rate (ΔT = 35 K)
10.0 l/min 12.4 l/min
Minimum permissible pressure
0.03 MPa
(0.30 bar)
0.03 MPa
(0.30 bar)
Maximum permissible pressure
1 MPa
(10 bar)
1 MPa
(10 bar)
Temperature range
35 to 60 ℃ 35 to 60 ℃
Flow rate limiter
8 l/min 10 l/min
Technical data – Electrics
BETACOM 4 24c -A
(H-GB)
BETACOM 4 30c -A
(H-GB)
Electrical connection
230 V / 50 Hz 230 V / 50 Hz
Built-in fuse (slow-blow)
T2/2A, 250V T2/2A, 250V
Maximum electrical power con-
sumption
105 W 110 W
Standby electrical power con-
sumption
2 W 2 W
IP rating
IPX4D IPX4D
Note
The lowest nominal heat output may be higher than the value in the technical data, depending on the design of the
installation and the current operating mode.
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