Technical Data; Operating Conditions; Mechanical Data; Electrical Data - Grundfos SB Serie Instructions

9. Technical data

9.1 Operating conditions

9.1.1 Maximum flow rate
3
SB: 3 m /h.
3
SBA: 3 m /h.
9.1.2 Maximum head
SB 3-25: 25 m.
SB 3-35: 35 m.
SB 3-45: 45 m.
SBA 3-35: 35 m.
SBA 3-45: 45 m.
9.1.3 Liquid temperature
0 to 40 °C.
9.1.4 Start pressure
SBA 3-35: 1.5 bar.
SBA 3-45: 2.2 bar.
9.1.5 Minimum flow rate
SBA 3-35: 1.0 l/min.
SBA 3-45: 1.0 l/min.
9.1.6 Frequency of starts and stops
Maximum 20 starts per hour.

9.2 Mechanical data

9.2.1 Cable length
15 m.
9.2.2 Maximum installation depth
10 m.
9.2.3 Enclosure class
IP68.
9.2.4 Insulation class
F.

9.3 Electrical data

Voltage Frequency
SBA
[V] [Hz]
3-35
1 x 230 50
3-45
3-35
1 x 115
3-45
60
3-35
1 x 230
3-45
9.3.1 Speed
-1
50 Hz: 2800 min .
-1
60 Hz: 3400 min .

9.4 Dimensions

Pump type
SB 3-25
SB 3-35
SB 3-45
SBA 3-35
SBA 3-45
P1
I
1/1

10. Disposing of the product

[A]
[kW] [hp]
This product or parts of it must be disposed of in an
0.80 1.07 3.8
environmentally sound way:
1. Use the public or private waste collection service.
1.05 1.41 4.8
2. If this is not possible, contact the nearest
0.91 1.22 8.6
1.07 1.43 9.9
0.74 0.99 3.4
0.90 1.20 4.1
Integrated inlet
Floating inlet strainer
strainer
NPT / G 3/4
NPT / G 1
Fig. 8 SB pump with integrated and with
floating inlet strainer
Integrated inlet Floating inlet strainer
strainer
*
*
Fig. 9 SBA pump with integrated and with
floating inlet strainer
H
[mm]
537
559
584
559
584
Grundfos company or service workshop.
NPT / G 3/4"
NPT / G 1"
*
*
H1 D
[mm] [mm]
370
392
∅150
417
392
417
Subject to alterations.
13