List of model numbers

Model numbers are given to Nikkiso Non-Seal Pumps (canned motor pumps) according to the following rules.
Click the desired item to see the details of rules applying for that item.

Model

H Horizontal
L In-line
B Motor top
T Pump top
D Self-priming
S Submerged

Construction

N Basic
V High viscous
T High temperature with thermal isolation spacer
S Slurry liquid with seal ring
M Slurry liquid with mechanical seal
G Slurry liquid with gas seal
Q Reverse circulation
R Reverse circulation with adapter
B High melting
C High melting (simple type)
W Basic external circulation
Y No cooled high temperature, liquid temperature max. 250°C (482°F)
X No cooled high temperature, liquid temperature max. 350°C (662°F)

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Pump model

21A/B/C, 22A/B/C/D/E, 23A/B/C/D/E/F/G, 24A/B/C/D/E/F, 25B/C/D/E/F, 26C/D/E/F, 27E/F, 46A/B, 47B/C/D, 48C/D/E, 49C, 42X, X12/22/32/42, 461, 631, 632

Motor size

A1-A3, B1-B3, C1-C4, D1-D3, F1-F4, G1-G3, H1-H2, J1-J4, K1-K4, N1-N3, L1-L3, M1-M3, A5. B5. C5. G5

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Winding Insulation Class

F F class
C C class

Power supply voltage

A 190EE11V@50HZ
200EE23V@60HZ
G 375EE24V@50HZ
400EE49V@60HZ
H 425EE74V@50HZ
450EE99V@60HZ

Other voltages are available.

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Ex-proof code

A d2G1
B d2G2
C d2G3
D d2G4
E eG1
F eG2
G eG3
H eG4
I ed2G2
L ed2G3
M ATEX EExde IICT1
N ATEX EExde IICT2
O ATEX EExde IICT3
T TE
W ATEX EExde IICT4
X ATEX EExde IICT5

Max. allowable working pressure

01 1 MPa (150 psig)
02 2 MPa (300 psig)
03 3MPa
04 4 MPa (600 psig)

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Material code

C1 SUS304
C2 SUS304L
D1 SUS316
D2 SUS316L
E1 CA20 (Alloy 20)
G2 Hastelloy C (Equivalent)

Jacket and Heat Exchanger for Casing and Rear Bearing Housing

X None
P with welded type jacket on casing
Q with casting type jacket on casing
R with casting type jacket on casing and welded type jacket on rear bearing housing
S with welded type jacket on casing and rear bearing housingH

Jacket and Heat Exchanger for Motor

X None
J with mount type jacket
K with mount type jacket, jacket and stator band material SUS304
L welded type jacket material steel
M welded type jacket, jacket and stator band material SUS304
N welded jacket cooling with pump un liquid, material same as pump
C with heat exchanger
D with heat exchanger, heat exchanger and stator band material SUS304
E with separated heat exchanger

Contact

Industrial Division

Phone: +81-42-392-3363 / Fax: +81-42-392-3556

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