Specifications - ITT Lowara GMD Serie Manual De Instrucciones Para La Instalación Y El Uso

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12.Specifications

Data refer to standard-design products
Voltage rating
Current rating
Protection class
Sound emission level
Liquid temperature
Ambient temperature
Installation
Operating presure
Minimum suction pressure
Maximum suction pressure
Electric panel
Pumps
Tanks
Starts per hour
20
1 x 230 V +/- 10 %, 50 Hz (Single-phase)
3 x 400 V +/- 10% , 50 Hz (Three-phase)
See rating plate on electric panel
Electric pump IP55
Electric panel IP54
Pressure switch IP54
50Hz 2900 min -1
P2 (kW) 1P
2,2 <70
3 <70
4 <70
5,5 <70
7,5 <70
11 73
15 75
18.5 75
22 75
0°C to + 40 °C
0°C to + 40 °C
Indoor, protected from the weather.
Away from heat sources.
Max 1000 m ASL
Max 8 bar, 10 bar, 16 bar Depending on the type of pump ( see in
structions)
According to NPSH curve with a margin of at least 0.5 m for air-free
water
Make sure the inlet pressure plus the closed deivery pressure does
not exceed the maximum operating pressure.
Max power: refer to the rating plate of the electric panel
Auxiliary voltage 12Vdc
Probe electrodes voltage 12Vac
See pump instructions manual
See tank instructionsmanual. If installed, they may limit the operating
temperature and pressure
0.25 - 0.37 - 0.55 - 0.75 - 1.1 - 1.5 - 2.2 - 3
4 - 5.5 - 7.5
11 - 15
18.5 - 22
30 - 37
45
LpA (dB±2)
P 3P
<70 <70
<70 71
70 72
71 73
72 74
76 78
78 80
78 80
78 80
kW
4P
<71
72
73
74
75
79
81
81
8
n
60
40
30
24
16
8