ALLWEILER SERIES NI0 pages
DEFENSE ALLWEILER SERIES Nl
ALLWEILER SERIES Nl
VOLUTE CASING CENTRIFUGAL PUMPS OF INLINE DESIGN
DESIGN AND SERIES CONSTRUCTION
Volute casing centrifugal pump, single entry, single or two-stage, of inline
design. Pump size according to DIN EN 733. Shaft sealing by maintenance-
free mechanical seal in unbalanced design (main dimensions acc. to DIN
EN 12 756, design K, shape U).
Stub and motor shaft are rigidly coupled together. Shaft bearing in the
motor by means of grease-lubricated groove ball bearings. The mating
dimensions of the two-stage sizes 2/25-200/01, 2/32-200/01, 2/40-250/01,
2/50-250/01, except for dimensions f and I depending upon the driving
motors,correspond to the single-stage designs.
Horizontal or vertical installation, motor arrangement downwards is not
admissible.
EXPLOSION PROOF (ATEX) VERSIONS AVAILABLE
The pump fulfils the requirements according to EC Explosion Protection
Directive 94/9EG (ATEX 100a) for equipment and equipment group II,
category 2 G. Categorization into temperature classes according to EN
13463-1 depends on the temperature of the pumped medium. The max.
permissible temperature of the pumped medium for the respective
temperature classes are shown in the specific order data sheet.
PERFORMANCE DATA
Q
H
Pd (diameter 16,24,30)
Pd (diameter 40)
t
P
s
p
up to 380 m7h
up to 145 m
up to 16 bar
up to 10 bar
up to 140° C
1
0,25 up to 37 kW
25 up to 150
i Sea & Fresh Water
i Cooling & Heating Systems
i Circulation
i Supply & Transfer
iHVAC
i Fire
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