
7
The local noise exposure regulations must be complied
with. For noise emission values for the pumps, please see
Chapter 10.1, "Specifications" page 27
.
2.6
Disposal
2.6.1
Disposal of Transportation Package
Recycle the transportation package.
2.6.2
Models KF and L 1: Disposal of Grease
Dispose of grease and objects saturated with grease in an
environmentally friendly manner in accordance with applica-
ble regulations.
2.6.3
Models L 2, L 3, and L 4: Disposal of Lubricating Oil
Dispose of oil and objects saturated with oil in an environ-
mentally friendly manner in accordance with applicable reg-
ulations.
2.6.4
Disposal of Pump
1. Carefully clean the pump. Dispose of residues in an environ-
mentally friendly manner in accordance with applicable reg-
ulations.
2. Dismantle the pump into its constituent parts.
3. Dispose of the pump parts in an environmentally friendly
manner in accordance with applicable regulations.
2.6.5
Disposal of Electrical and Electronic Scrap
Dispose of electrical and electronic scrap in accordance with
applicable directives.
3
Design and Function
3.1
Principles of Design
Fig. 5
Principles of design of pumps illustrated using the FSPE model
3.1.1
Pump Head (A)
Fig. 6
Pump head
Shaft Seal (12)
Two seal types are available for use:
– Single shaft seal
– Double shaft seal
With the double shaft seal, there are two additional connections
for the sealing liquid inlet and outlet on the pump casing. These
connections are not shown in the following figures.
The impeller is toothed. The teeth engage with the teeth on the
pump cover.
Several different impellers are used in the FSP pumps.
Pump Cover (14)
The connection for the suction line is located on the pump cov-
er.
Pump Casing (16)
The connection for the discharge line is located on the pump
casing. The impeller and the shaft seal are built into the pump
casing.
A
Pump head
B
C
A
B
Lantern
C
Electric motor
Discharge line connection
Shaft seal
Impeller
Pump cover
Suction line connection
Pump casing
11
12
13
14
15
16
Содержание FSP Series
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