Grunbeck softliQ:MC, Operating Manual

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Technical specifications
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Performance data MC32 MC38
Nominal pressure PN 10
Min./max. operating pressure (recommended) [bar] 2.0/8.0 (4.0)
Nominal flow while blending is closed, at a pressure loss of 1.0 bar, as
per DIN EN 14743 [m³/h] 3.2 3.8
Nominal flow with blending open, at a pressure loss of 1.0 bar following
DIN 19636
(raw water hardness 20 °dH (35.6 °f, 3.56 mol/m³),
soft water hardness 8 °dH (14.2 °f, 1.42 mol/m³)) [m³/h] 4.3 5.6
Rated capacity variable (per regeneration) [m³ x °dH]
[m³ x °f]
[mol]
2 x 6 – 2 x 14
2 x 11 – 2 x 25
2 x 1.1 – 2 x 2.5
2 x 8 – 2 x 20
2 x 14 – 2 x 36
2 x 1.4 – 2 x 3.6
Capacity per kg of regeneration salt [mol/kg] 7.3 – 4.4
Regeneration time for a complete regeneration (both exchangers) [min.] 50 – 90
Regeneration (3 x per day) in case of reduction in capacity [%] > 50
Filling volumes and consumption data MC32 MC38
Resin quantity [l] 2 x 5 2 x 7.5
Salt consumption per complete regeneration (both exchangers) [kg] 0.3 – 1.1 0.4 – 1.6
Max. capacity of brine tank [kg] 95
Salt consumption
per m³ and °dH
per m³ and °f
per m³ and mol
[kg/m³ x °dH]
[kg/m³ x °f]
[kg/mol]
0.025 – 0.039
0.014 – 0.022
0.140 – 0.221
Max. flushing water flow [m³/h] 0.3 0.4
Flushing time [min.] 2
Total waste water volume per complete regeneration (both exchangers) [l] 36 – 56 52 – 80
Waste water volume
per m³ and °dH (complete regeneration)
per m³ and °f (complete regeneration)
per m³ and mol (complete regeneration)
[l/m³ x °dH]
[l/m³ x °f]
[l/mol]
3.0 – 2.0
1.6 – 1.1
16 – 11
General data MC32 MC38
Suitable for homes of ... families (up to ... people) 1 – 8 (20) 3 – 12 (30)
Max. water temperature [°C] 30
Ambient temperature [°C] 5 – 40
Max. humidity of air (non-condensing) [%] 90
DVGW registration number NW-9151CR0031
SVGW certificate number 1603-6477 pending
Order no. 187 120 187 130