Grundfos SE1 50 Instrucciones De Instalación Y Funcionamiento página 9

4.2 Type key
The pump can be identified by the type designation stated on the pump nameplate. See section
Code Example
Pump type
SE Grundfos sewage/wastewater pumps
Material version
Blank Standard
Impeller type
1 S-tube impeller
V SuperVortex (free-flow) impeller
Pump passage
80 Maximum solids size [mm]
Pump discharge
80 Nominal diameter of pump discharge port [mm]
Output power, P2
40 P2 = Code number from type designation/10 [kW]
Sensor
Blank Standard (without sensor)
A Sensor version
Pump version
Blank Non-explosion-proof pump (standard)
Ex Explosion-proof pump
Number of poles
-1
2 2-pole, 3000 min , 50 Hz
-1
4 4-pole, 1500 min , 50 Hz
Number of phases
Blank Three-phase motor
Frequency
5 50 Hz
Voltage and starting method
0B 400-415 V, DOL
0D 380-415 V, DOL
1D 380-415 V, Y/D
0E 220-240 V, DOL
1E 220-240 V, Y/D
Generation
Blank First generation
A Second generation
B Third generation etc.
The generation code distinguishes between structurally different pumps with the same power rating
Pump materials
Blank Cast iron impeller, pump housing and motor top according to EN-GJL-200/250.
Q Stainless steel impeller according to EN 1.4408, cast iron pump housing and motor top according to EN-GJL-250.
R Entire pump in stainless steel according to EN 1.4408.
S Stainless steel pump housing, impeller and intermediate flange (according to EN 1.4408) and cast iron motor top according to
EN-GJL-250 (available on request).
D Stainless steel pump according to EN 1.4517/1.4539 (available on request).
4.1 Nameplate.
SE 1 .80 .80 .40 .A .Ex .4 .5 1D B
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