Product Range
Submersible electric pumps
Impeller with grinder system

GRN 300/4/80 A1FT/50

GR impeller used with 4-pole motors from 3.0 to 4.0 kW Impeller type
Impeller with grinder system
 


ATEX thermal class T5
Input power (P1) 2.9 kW
insulation class H
IPMotor 68
N° phases 3
Nominal power frequency (f) 50 Hz
Number of poles 4
Rated nominal voltage(Vn) 400 V
Rated power output (P2) 2.2 kW
rated power factor (cos phi) 0.73
Outlet DN80 PN10 DN80 PN16
Outlet orientation H (horizontal)
Standard paint type Bicomponent epoxy paint
Type of starting D
Probe for water presence 1
Weight 87 kg
Cooling jacket Stainless Steel - AISI 304 (20)
Cutting disk Spheroidal Graphite Cast Iron - EN-GJS-600-3 (05)
Case Grey Cast Iron - EN-GJL 250 (02)
EX gasket Rubber - VITON (78)
Grid Not applicable (00)
Hydraulic Grey Cast Iron - EN-GJL 250 (02)
Impeller Grey Cast Iron - EN-GJL 250 (02)
Nuts and bolts Stainless Steel - Class A2-70 (42)
Shaft Stainless Steel - AISI 420 (23)
Standard gasket Rubber - NBR (77)
Set of standard mechanical seals Two Silicon carbide mechanical seals (SiC)
Maximum acoustic pressure 70 dB
Maximum immersion depth 30 m
Maximum operating temperature 40 °C
max starts per hour 30
PH of treated fluid 6 to 14 pH