Intended Use; Pumped Liquids; Identification - Grundfos SE1 50 Installation And Operating Instructions Manual

2.2 Intended use

The SE1 and SEV pumps are designed for
transferring wastewater, process water and
unscreened raw sewage in heavy-duty municipal,
utility and industrial applications.
The pumps are available with S-tube
impellers allowing the free passage of solids up to
100 mm.
The pumps can be used in permanent, dry- or
submerged installations on auto-coupling systems.
The pumps are also suitable for free-standing
installations or as portable pumps.

2.3 Pumped liquids

The standard cast iron versions are designed for
pumping the following liquids:
• large quantities of drainage, surface and storm
water
• domestic wastewater with discharge from toilets
• wastewater with a high content of fibres
(SuperVortex impeller)
• industrial process water
• wastewater with gaseous sludge
• municipal and commercial sewage and
wastewater.
Stainless steel versions
The stainless steel versions are suitable for pumping
the following liquids:
• industrial process water containing chemicals
• aggressive or corrosive drain water and effluent
• wastewater containing abrasives
• seawater contaminated with wastewater.

2.4 Identification

2.4.1 Nameplate
Fix the extra nameplate supplied with the pump at the
installation site or keep it in the cover of this booklet.
1
98948763 Made in Tatabánya Hungary
2
3
Type:
4
Model:
5 Hmax: m Qmax:
m Insul.class:
7
Motor: ~ Hz
8
n: min
-1
9
P1/P2： / kW IP68
10
U.K Importer: Grundfos Pumps ltd
Grovebury Road Leighton Buzzard
Bedfordshire LU74TL
0197
11 12 13 19
Nameplate
®
or SuperVortex
14
99657185
16
17
P.c.
15
18
3
m h / Tmax: °C
20
Cosφ :
21
V A
V
A
22
Weight: kg
23
24
DK-8850 Bjerringbro, Denmark
25
6
Pos. Description
Notified body and explosion protection
1
classification
2 Explosion protection mark
3 Type designation
4 Product number
5 Maximum head [m]
6 Enclosure class
7 Maximum installation depth [m]
8 Number of phases
9 Frequency [Hz]
-1
10
Speed [min ]
11 Motor input power P1 [kW]
12 Motor output power P2 [kW]
13 Country of production
14 Explosion protection certificate number
Standard for wastewater lifting stations for
15
buildings and installation sites
16
Maximum flow rate [m
17 Production code (year/week)
18 Maximum liquid temperature [°C]
19 Insulation class
20 Power factor
21 Rated current [A], delta connection
22 Rated voltage [V], delta connection
23 Rated current [A], star connection
24 Rated voltage [V], star connection
25 Net weight [kg]
3
/h]
7