24
3410330_GB
Fit an electrical plug (not supplied) of a type and capacity suitable for the maximum current
absorbed by the unit or make a direct connection to an electrical panel.
The guarantee will cease and the Manufacturer will not be liable for any damage to
appliances or operators arising from the non-compliance with the and tamperings to
any part of the appliance (electric, thermodynamic or hydraulic plant).
WATER CONNECTION
The water supply connection and connection systems must comply with the
regulations in force in the country of installation and must be carried out by qualified
personnel authorised by the manufacturer.
WATER SUPPLY REQUIREMENTS
CAUTION:
The equipment must be supplied with potable water with the
characteristics indicated in the table.
Parameters to check
Value
Pressure
100-400 kPa (1- 4 bar) (*)
Instantaneous water flow rate (l/h)
0.1 l/h
pH
7-8.5
TDS
40-150 ppm
Hardness
3-÷9°f (1.5-5°d, 2.1-6.3°e, 30-90 ppm)
Langelier Index (recommended) (**)
>0.5
Content of salts and metal ions
Required
Chlorine
Chlorides
Sulphates
<0.1 mg/l
< 10 mg/l
< 30 mg/l
Recommended (**)
Iron
Manganese
Copper
< 0.1 mg/l
< 0.05 mg/l
< 0.05 mg/l
(tab 8)
(*) The value refers to the amount of water required to produce steam inside the cabinet.
(**) Values differing from these parameters can cause corrosion if combined with incorrect use and
environment.
CAUTION:
It is the responsibility of the operator/contractor/owner of the unit
to check that the water supplied, whether or not it is treated upstream of the
connection and is within the standard values given in this document. Failure
to comply with these values may result in damage to the unit and invalidate
the manufacturer's warranty for damaged parts.
CAUTION:
If the blast-chiller feed water does not comply with the
characteristics listed in the above table, a suitable treatment system must be
installed before the equipment is put into operation.