Evaporator Pump Flow/Pressure Curve; Available Static System Pressure (Evaporator Side) - Carrier Aquasnap 30RW Installation, Operation And Maintenance Instructions

Example: Unit with a given nominal flow rate of 4.8 l/s
200
175
150
125
100
75
50
25
0
2
4
legend
1 Unit pump curve
2 Plate heat exchanger pressure drop (to be measured with the pressure gauge
installed at the water inlet and outlet)
3 Installation pressure drop with control valve wide open
4 Installation pressure drop after valve control to obtain the specified flow rate

9.2 - Evaporator pump flow/pressure curve

single pumps
250
200
150
100
1 2
50
0 5
legend
1 30RW-RWA 020-045
2 30RW-RWA 060-090
3 30RW-RWA 110-150
4 30RW-RWA 160-300
Dual pumps
250
200
150
100
50
1
0
0 5
legend
1 30RW-RWA 060-090
2 30RW-RWA 110-185
3 30RW-RWA 210-300
28
4
3
1
2
6 8
Water flow rate, l/s
3
10 15 20
Water flow rate, l/s
2
10 15 20 25
Water flow rate, l/s

9.3 - Available static system pressure (evaporator side)

single pump
250
200
150
100
50
10 1
2
0
legend
1 30RW/RWA 020
2 30RW/RWA 025-030
3 30RW/RWA 040
4 30RW/RWA 045
5 30RW/RWA 060
6 30RW/RWA 070
7 30RW/RWA 080
8 30RW/RWA 090
Dual pumps
250
200
150
4
100
25
50
0
legend
1 30RW/RWA 060
2 30RW/RWA 070
3 30RW/RWA 080
4 30RW/RWA 090
5 30RW/RWA 110
6 30RW/RWA 120
3
30
11
7
12
4 8
3 5 6 9 10
5 10
Water flow rate, l/s
9 30RW/RWA 110
10 30RW/RWA 120
11 30RW/RWA 135
12 30RW/RWA 150
13 30RW/RWA 160-185
14 30RW/RWA 210-245
15 30RW/RWA 275-300
8
4
1 5
2 3 6 7 9
15
5 10
Water flow rate, l/s
7 30RW/RWA 135
8 30RW/RWA 150
9 30RW/RWA 160-185
10 30RW/RWA 210-245
11 30RW/RWA 275-300
13 14 15
15
20
10 11
20 25