Della Toffola NF20 Notice D'utilisation Et D'entretien page 99

CENTRIFUGAL PUMPS
SPECIFICATION
Version
Impeller
Construction
Shaft seal type
Bearing
32-125/160/200
40-125/160/200
Suction 50-125/160/200
65-125/160/200/250
Pipe 80-160/200/250
Connection 32-125/160/200
40-125/160/200
Discharge 50-125/160/200
65-125/160/200/250
80-160/200/250
32-125/160/200
40-125/160/200
Casing
65-250
80-160/200/250
32-125/160/200
40-125/160/200
50-125/160
Impeller
65-125/160/200
65-250
80-160/200/250
32-125/160/200
40-125/160/200
50-125/160
Casing cover
65-125/160/200
65-250
80-200/250
32-125/160/200
40-125/160/200
50-125/160
65-125/160/200
Material Mechanical seal
65-250
80-160/200/250
O-ring
32, 40, 50
65-125
65-160/11
50-200/15
65-160/15
65-200
Shaft 65-250
80-160
80-200/22
80-200/
30-37kW
80-250
Bracket
[1] FPM for H-HS-HW-HSW version
3M
Ceramic/Carbon/NBR [standard version]
Ceramic/Carbon/FPM [H option]
SiC/SiC/FPM [HS option]
Tungsten Carbide/Tungsten Carbide/FPM [HW option]
SiC/Tungsten Carbide/FPM [HSW option]
SiC/Carrbon/EPDM [E option]
d=19
d=22
d=24
d=24
d=24
d=24
d=24
d=29
3S 3P
Closed centrifugal type for [32, 40, 50 version]
Reinforced laser welding for [40-200/11, 50-200/15]
Closed centrifugal three dimensional blades for [65 and 80 version]
Mechanical seal
Sealed ball bearing
Flange DN50 according DIN 2532 standard
Flange DN65 according DIN 2532 standard
Flange DN65 according DIN 2532 standard
Flange DN80 according DIN 2532 standard
Flange DN100 according DIN 2532 standard
Flange DN32 according DIN 2532 standard
Flange DN40 according DIN 2532 standard
Flange DN50 according DIN 2532 standard
Flange DN65 according DIN 2532 standard
Flange DN80 according DIN 2532 standard
EN 1.4301 (AISI 304)
/
EN 1.4301
(AISI 304)
EN 1.4401 (AISI 316)
Made by precision casting
/
EN 1.4301 (AISI 304)
/
/
NBR [1]
EN 1.4301 (AISI 304)
/
/
/
/
/
Cast iron - aluminium
EBARA
3 SERIES
3LM 3LS
Mechanical seal with stationary
ring secured against rotation.
Mechanical seal for [H-E option]
EN 1.4404
(AISI 316L)
EN 1.4401 (AISI 316)
Made by precision casting
EN 1.4404
(AISI 316L)
EN 1.4401 (AISI 316)
Made by precision casting
EN 1.4404
(AISI 316L)
EN 1.4401 (AISI 316)
Made by precision casting
SiC/SiC/FPM [L version]
Ceramic/Carbon/FPM [H option]
Tungsten Carbide/Tungsten Carbide/FPM [HW option]
SiC/Tungsten Carbide/FPM [HSW option]
SiC/Carrbon/EPDM [E option]
FPM
EN 1.4404
(AISI 316L)
EN 1.4462
(Duplex stainless steel)
EN 1.4404 (AISI 316L)
EN 1.4404
EN 1.4462
(Duplex stainless steel)
EN 1.4462
(Duplex stainless steel)
PUMPS EUROPE S.p.A.
50Hz
Rev. M
3LP