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1.2 Type key
* Examples of combined pump version codes:
AE: Basic version with certificate or test report.
BD: With oversize motor and pump housing with feet.
CE: Without motor and with certificate and test report.
NB NBG
NB 32 -125 .1 /142 A -F -A -BAQE NBG 50 -32 -125 .1 /142 A -F -A -BAQE
Type range
NB
NBE
Type range
NBG
NBGE
Nominal diameter of
discharge port (DN)
Nominal diameter of
suction port (DN)
Nominal diameter of discharge
port (DN)
Nominal impeller diameter [mm] Nominal impeller diameter [mm]
Reduced performance = .1 Reduced performance = .1
Actual impeller diameter [mm] Actual impeller diameter [mm]
Code for pump version (the codes can be
combined*)
A: Basic version
B: Oversize or double-oversize motor
C: Without motor
D: Pump housing with feet
E: With ATEX approval, certificate or test
report
X: Special version
Code for pump version (the codes can be
combined*)
A: Basic version
B: Oversize or double-oversize motor
C: Without motor
D: Pump housing with feet
E: With ATEX approval, certificate or test report
X: Special version
Code for pipe connection:
F: DIN flange (EN 1092-2)
Code for pipe connection:
F: DIN flange (EN 1092-2)
E: Table E flange
Code for materials:
A: Cast iron EN-GJL-250 pump housing,
EN-GJL-250 impeller, bronze wear ring
B: Cast iron EN-GJL-250 pump housing, bronze
impeller CuSn10, bronze wear ring
S: Cast iron EN-GJL-250 pump housing, 1.4408
impeller, bronze wear ring
N: 1.4408 pump housing and impeller, carbon-
graphite-filled PTFE wear ring
R: 1.4517 pump housing and impeller, carbon-
graphite-filled PTFE wear ring
P: 1.4408 pump housing, 1.4517 impeller, carbon-
graphite-filled PTFE wear ring
K: 1.4408 pump housing and impeller, 1.4517 wear
ring
L: 1.4517 pump housing, impeller and wear ring
M: 1.4408 pump housing, 1.4517 impeller and wear
ring
X: Special version
Code for materials:
A: Cast iron EN-GJL-250 pump housing, EN-GJL-250
impeller, bronze wear ring
B: Cast iron EN-GJL-250 pump housing, bronze impeller
CuSn10, bronze wear ring
S: Cast iron EN-GJL-250 pump housing, 1.4408 impeller,
bronze wear ring
N: 1.4408 pump housing and impeller, carbon-graphite-
filled PTFE wear ring
R: 1.4517 pump housing and impeller, carbon-graphite-
filled PTFE wear ring
P: 1.4408 pump housing, 1.4517 impeller, carbon-
graphite-filled PTFE wear ring
K: 1.4408 pump housing and impeller, 1.4517 wear ring
L: 1.4517 pump housing, impeller and wear ring
M: 1.4408 pump housing, 1.4517 impeller and wear ring
X: Special version
Code for shaft seal and rubber pump parts Code for shaft seal and rubber pump parts
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