Technical data

42 | Project planning manual for heat pumps for heating and domestic hot water preparation | 01.2012 www.dimplex.de
3.2.6 Brine-to-water heat pump
Table 3.5: Dimensioning table for brine-to-water heat pumps for a specific abstraction capacity of the ground of 20 W/m
2
with a ground heat collector. (assumptions:
brine concentration with 25% antifreeze, 100 m pipe section lengths in the individual brine circuits, pipes made of 100 (PN12.5), 32 x 2.9mm in accordance
with DIN 8074 and 8075.
Heat pump
Output (B0W35)
Circulating pump
Alternative
Grundfos
Minimum volume flow
Refrigerating capacity
1
Pipe length collector
at 20 W / m
2
Pressure expansion vessel
Brine circuits
Permissible total pipe lengths for flow and
return between the heat pump and brine cir-
cuit manifold
Motor protection
32 x 2.9 40 x 3.7 50 x 4.6 63 x 5.7 75 x 6.8 90 x 8.2
110 x 10
125 x 11.4 140 x 12.7
m
3
/h kW m l m m m m m m m m m A
SI 6TU
1.3
WILO Stratos
25/1-8
UPS 25-60 1.45 5.0 300 8 3 20 100
SI 8TU
1.67
WILO Stratos
25/1-8
UPS 25-80
1.9 6.4 400 12.0 4 10 35 100
SI 11TU
2.22
WILO Stratos
25/1-8
UPS 25-80
2.6 8.7 500 12.0 5 10 70
SI 14TU
2.78
WILO Stratos
25/1-8
UPS 25-80
3.4 11.1 600 18.0 6 20 70
SI 18TU
3.7
WILO Stratos
30/1-8
UPS 32-80
4.3 13.8 700 18.0 7 100 300
SI 22TU
5.10
WILO Stratos
30/1-12
UPS 32-
120
5.5 18.0 900 18.0 9 80 270 1.1
SI 24TE
5.81
WILO TOP-S
40/10
UPS 40-
120 F
5.6 18.0 900 18.0 10 100 300 1.2
SI 30TE
6.91
WILO TOP-S
40/10
UPS 40-
120 F
7.0 24.0 1,200 18.0 13 150 400 1.2
SI 37TE
8.17
WILO TOP-S
40/10
UPS 40-
120 F
8.5 29.0 1,500 18.0 15 120 350 1.2
SI 50TE
10.60
WILO TOP-S
50/10
UPS 50-
120 F
12.8 36.0 1,800 25.0 20 70 180 1.8
SI 75TE 17.29
WILO TOP-S
65/13
UPS 65-
120 F
20.5 58.0 2,900 35.0 32 120 300 3.0
SI 100TE 21.21
WILO TOP-S
65/13
UPS 65-
120 F
24.0 75.0 3,800 50.0 39 180 300 3.0
SI 130TE 52.86
WILO TOP-S
65/15
UPS 65-
180 F
34.0 97.0 4,900 50.0 53 140 300 3.5
SIH 20TE 4.86
WILO TOP-S
40/10
UPS 40-
120 F
5.1 17.0 900 18.0 17 100 300 1.2
SIH 40TE 8.35
WILO TOP-S
40/10
UPS 40-
120 F
8.8 29.0 1,500 18.0 19 120 350 1.2
SIH 6TE /
SIK 7TE
1.66
WILO TOP-S
25/7.5
UPS 25-60 1.7 5.5 300 8.0 3 15 40 110 3.0
SIH 9TE /
SIK 9TE
2.14
WILO TOP-S
25/7.5
UPS 25-80 2.3 7.5 400 8.0 4 20 65 3.0
SIH 11TE /
SIK 11TE
2.79
WILO TOP-S
25/7.5
UPS 25-80 3.0 9.0 500 12.0 5 10 70 3.0
SIK 14TE 3.37
WILO TOP-S
25/7.5
UPS 25-80 3.5 11.0 600 18.0 6 20 70 3.0
1. According to the compressor manufacturer at B0/W35.
2. according to Chapt. 3.2.6 on page 41