AERMEC nsb 1251 Manual De Instalación página 31

Connections versions with pumps
NSB (°) - L - A - E
The pumps in all the versions are
positioned as in the figure at the centre
of every evaporator,there can be up to
three of them, one per circuit or six,
two per circuit in function and the
other in reserve, They have a victaulic
connection both in the case of the single
pump or coupled with the reserve.
Refer to the above data for the size
of the connections and the height. The
pump water connections size is the
Double pump Single pump
same to the evaporator water connec-
tions size.
The diameter of the pump attachment
is the same as the diameter of the exit
evaporator attachment.
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