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Pentair NOCCHI PGA Serie Manual De Uso Y Manutención página 8

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  • ESPAÑOL, página 19
MAX. TEMPERATURE OF LIQUID.................................... ......
MAX. TEMPERATURE OF LIQUID.................................... ......
MAX. ROOM TEMPERATURE................................................
MAX.ON/OFF CYCLES/HOUR..............................................
MAXIMUM SUCTION HEIGHT (with water)...........................
MAXIMUM WORKING PRESSURE.........................................
MAXIMUM WORKING PRESSURE..........................................
CH. 3 INSTALLATION (See Fig. 1)
Use with water
If the electropump is to be installed a suction pipe should be used with a diameter equal to that of the
suction duct for electropump. If the suction height is over 4 meters use a tube with a larger diameter.
The suction pipe must not have "goose-necks" or be inclined improperly in order to avoid the formation
of air pockets which would not permit priming.
Make sure that the pipe is perfectly air tight and that there is not infiltration.
At one end of the suction tube install a foot valve with filter. The pipe should be submerged at least 50
cm. into the liquid to be pumped, in order to avoid the formation of whirlwinds.
To avoid load loss on delivery, a pipe with a diameter equal to or greater than the intake of electropump
should be used.
It is advisable to install a non-return valve directly on the delivery pipe, this makes it possible to eliminate
any damage water hammers may cause to the electropump. The pipes must be placed so that their
weight does not interfere with the electropump. The delivery and suctions pipes must travel the
shortest distance with the fewest possible number of bends.
If the installation is fixed then the electropump should be blocked on the support surface. In order to
reduce installation vibration the electric pump should be connected with a joint or a flexible pipe and a
layer of rubber or other anti-vibration material should be inserted between the electric pump and the
support surface.
Make sure that the motor is well ventilated.
DANGER
Risk of electric shock
6
DANGER
Risk of electric shock
WARNING
DANGER
Carefully read the instructions regarding use with diesel fuel
50°C continuous operation
40°C if pumping diesel fuel
40°C
30 equally spaced
5 m including load losses
3 bar PGA 40/30, DELTA OIL and DIESEL LINE
4 bar PGA 60/40
When
installing,
electropump is disconnected from
electrical supply.
Protect the electropump and all pipes
from bad weather or freezing condi-
tions.
This appliance is not intended for use by
persons
(including
reduced physical, sensory or mental
capabilities, or lack of experience and
knowledge, unless they have been given
supervision or instruction concerning
use of the appliance by a person
responsible for their safety.
Children should be supervised to ensure
that they do not play with the appliance.
GB
please
ensure
children)
with
.

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