Fountain Units
16
INSTALLATION, OPERATION AND MAINTENANCE MANUAL; DIGITAL
CURTAIN
[en]
1
GENERAL SAFETY
1.1
ELECTRICAL SAFETY
-
Disconnect the unit from the power supply before doing any assembly or
maintenance jobs.
Connect the unit to a power supply with an earth connection, protected by the
following components:
•
An RCD safety switch with a maximum residual current of 30 mA.
•
A circuit breaker fuse to the power consumption of 10A.
-
Use an H07RN-F type waterproof cable.
1.2
SAFETY IN USE AND CONTACT WITH WATER
-
The fountain water must be under the following conditions:
Water
characteristics
Minimum
value
Maximum value
Temperature
4 °C
35 °C
pH
6.9
7.8
Free residual
chlorine
0.5 ppm
2.0 ppm
Total alkalinity
(TAC)
80 ppm
120 ppm
Calcium hardness
(CH)
200 ppm
1,000 ppm
Salt level
-
2 g/l
Total dissolved
solids (TDS)
-
2,000 ppm
-
If the temperature is below 4 °C, empty the unit to prevent it from breaking due
to the formation of ice inside it.
-
Do not tamper with the factory-fitted waterproof seals. Otherwise, the unit
could lose its warranty.
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