Grundfos DDC Data Booklet

Technical data
25
SMART Digital S
6
6. Technical data
DDA
DDA 7.5-16 12-10 17-7 30-4
Mechanical data
Turn-down ratio (setting range) [1:X] 3000 1000 1000 1000
Max. dosing capacity
[l/h] 7.5 12.0 17.0 30.0
[gph] 2.0 3.1 4.5 8.0
Max. dosing capacity with SlowMode 50 %
[l/h] 3.75 6.00 8.50 15.00
[gph] 1.00 1.55 2.25 4.00
Max. dosing capacity with SlowMode 25 %
[l/h] 1.88 3.00 4.25 7.50
[gph] 0.50 0.78 1.13 2.00
Min. dosing capacity
[l/h] 0.0025 0.0120 0.0170 0.0300
[gph] 0.0007 0.0031 0.0045 0.0080
Max. operating pressure
[bar] 16★ 10 7 4
[psi] 230 150 100 60
Max. stroke frequency
1)
[strokes/min] 190 155 205 180
Stroke volume
[ml] 0.74 1.45 1.55 3.10
Accuracy of repeatability
[%] ± 1
Max. suction lift during operation
2)
[m] 6
Max. suction lift when priming with wet valves
2)
[m] 2332
Min. pressure difference between suction and discharge side
[bar] 1 (FC and FCM: 2)
Max. inlet pressure, suction side
[bar] 2
Max. viscosity in SlowMode 25 % with spring-loaded valves
3)
[mPas] (= cP) 2500 2500 2000 1500
Max. viscosity in SlowMode 50 % with spring-loaded valves
3)
[mPas] (= cP) 1800 1300 1300 600
Max. viscosity without SlowMode with spring-loaded valves
3)
[mPas] (= cP) 600 500 500 200
Max. viscosity without spring-loaded valves
3)
[mPas] (= cP) 50 300 300 150
Min. internal hose/pipe diameter suction/discharge side
4), 2)
[mm] 4 6 6 9
Min. internal hose/pipe diameter suction/discharge side (high viscosity)
4)
[mm] 9
Min./Max. liquid temperature [°C] -10/45
Min./Max. ambient temperature [°C] 0/45
Electrical data
Voltage [V] 100-240 V, 50/60 Hz
Length of mains cable [m] 1.5
Max. inrush current for 2 ms at 100 V [A] 8
Max. inrush current for 2 ms at 230 V [A] 25
Max. power consumption P
1
[W]
24
5)
Enclosure class IP65, Nema 4X
Electrical safety class II
Signal input
Max. load low-level / empty tank / pulse / external stop input 12 V, 5 mA
Min. pulse length [ms] 5
Max. pulse frequency [Hz] 100
Impedance at analog 0/4-20 mA input [Ω]15
Accuracy of analog input (full-scale value) [%] ± 1.5
Min. resolution of analog input [mA] 0.05
Max. resistance in level/pulse circuit [Ω] 1000
Signal output
Max. ohmic load on relay output [A] 0.5
Max. voltage on relay/analog output [V] 30 VDC/30 VAC
Impedance at 0/4-20 mA analog output [Ω]500
Accuracy of analog output (full-scale value) [%] ± 1.5
Min. resolution of analog output [mA] 0.02
Weight/size
Weight (PVC, PP, PVDF) [kg] 2.4 2.4 2.6
Weight (stainless steel) [kg] 3.2 3.2 4.0
Diaphragm diameter [mm] 44 50 74
Sound pressure Max. sound pressure level [dB(A)] 60
Approvals CE, CB, CSA-US, NSF61, EAC, ACS, C-Tick
1) The maximum stroke frequency varies depending on calibration
★ Max. pressure for PVC version: 10 bar
2) Data is based on measurements with water
3) Maximum suction lift: 1 m, dosing capacity reduced (approx. 30 %)
4) Length of suction line: 1.5 m, length of discharge line: 10 m (at max. viscosity)
5) With E-box

Grundfos DDC Specifications

General

Brand	Grundfos
Model	DDC
Category	Water Pump
Language	English