Pum
p
dat
a
TPE E-circulators
1
5
Type key
Codes for shaft seal
Example
TP
E
32
-160
/4
S
-U
-G
-A
-BUBE
Pump range
Electronically speed-controlled pump series 1000/2000
Nominal diameter of suction and discharge
flanges (mm)
Maximum head [dm (decimeters)]
Pole number
S
= TPE Series 2000 (with factory-fitted differential pressure sensor)
U
= NEMA motor dimensions
G
= ANSI or US flange
Code for materials:
A
= Basic version
Z
= Bronze pump housing and motor stool
Code for shaft seal
(incl. other plastic and rubber components in the pump except the neck ring)
Example
B
B
U
E
Grundfos type designation
A = O-ring seal with fixed seal driver
B = Rubber bellows seal
D = O-ring seal, balanced
G = Bellows seal with reduced seal faces
R = O-ring seal with reduced seal faces
Material of rotating face
A = Carbon, antimony-impregnated
B = Carbon, synthetic resin-impregnated
Q = Silicon carbide
U = Tungsten carbide
Material of stationary seat
B = Carbon, synthetic resin-impregnated
Q = Silicon carbide
U = Tungsten carbide
Material of secondary seal
E = EPDM
V = FKM
E-circulator.book Page 5 Friday, October 7, 2011 4:01 PM