13. Technical data
13.1 Operating conditions
Controller
Ambient temperature during
operation [°C]
0-40
Pump
Ambient temperature [°C] SE: -20 to +40
SL: -20 to +30
Liquid temperature [°C] 0-40
For short periods up to 60
pH value 4-10
Maximum density [kg/m3] 1100
Sound pressure level Less than 70 dB (A)
13.2 Mechanical data
Control cabinet
Ambient temperature in stock [°C] -30 to +60
Height x width x depth [mm] Direct-on-line starting: 390 x 262 x 142
Star-delta starting: 680 x 380 x 350
Weight See the controller nameplate.
Enclosure class Direct-on-line starting: IP55
Star-delta starting: IP54
Related information
• 6.2.1 Nameplate
13.3 Electrical data
Power supply
Supply voltage [V] 3 x 380-415, PE
3 x 220-240, PE
Voltage tolerances - 10 %/+ 6 % of rated voltage
Frequency [Hz] 50 or 60
Supply system earthing TN system
Backup fuse See the controller nameplate.
Controller
Voltage tolerances - 10 %/+ 6 % of rated voltage
Frequency [Hz] 50 or 60
Control-current fuse Fine-wire fuse, 100 mA, 250 V, 20 mm x ∅5
Outputs for alarm devices Potential-free contacts, NO/NC, maximum 250 VAC, 2 A
Input, external reset 230 V
Power consumption [W] Approximately 7
Related information
• 6.2.1 Nameplate
Multilift MD1, MDV | | 45
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