8 Technical Reference
8.1 Application limits
Data Description
Media (liquid) temperature 5–35°C (41–95°F)
pH of the pumped media (liquid) 5–8
Media (liquid) density 1100 kg/m³ (9.2 lb per US gal) maximum
Depth of immersion Maximum 5 m (16.5 ft)
Other For the specific weight, current, voltage, power ratings,
and speed of the pump, see the data plate of the pump.
For other applications, contact a sales or authorized
service representative for information.
8.2 Motor data
Feature Description
Motor type Squirrel-cage induction motor
Frequency 50 Hz or 60 Hz
Supply 1-phase
Maximum starts per hour 15 evenly-spaced starts per hour
Code compliance IEC 60034-1
Voltage variation without
overheating
±10%, if it does not run continuously at full load
Voltage imbalance
tolerance
2%
Stator insulation class F (155°C [311°F])
Motor encapsulation
Motor encapsulation is in accordance with IP68.
8.3 Specific motor data: Ready 8
1-phase, 50 Hz
Motor type:
•
2,770 rpm
• 750 W (1.0 hp)
Voltage (V) Rated current (A) Starting current (A)
115 8.7 43
230 4.2 19
240 4 20
1-phase, 60 Hz
Motor type:
•
3,270 rpm
• 820 W (1.1 hp)
8 Technical Reference
36 2008 Ready 8, 8S Installation, Operation, and Maintenance
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