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8 Technical Reference <br />°8 Technical Reference <br />8.1 Application limits <br />Data <br />Description <br />Liquid temperature <br />40°C(104°F) maximum <br />The pump can be operated at full load only if at least half <br />the stator housing is submerged. <br />3102.060, 3102.160, 3102.181, 3102.185, 3102.760: <br />• Warm -liquid version: 70°C(158°F) maximum <br />pH-ofthepumped media (liquid) <br />5.5-14 <br />Liquid density <br />1100 kg/m3 (9.2 lb per US gal) maximum <br />Depth of immersion <br />Maximum 20 m (65 ft) <br />Other <br />For the specific weight, current, voltage, power ratings, <br />and speed of the pump, see the data plate of the pump. <br />8.2 Motor data <br />Feature <br />Description <br />Motor type <br />3102.060/.070/.090/.095/.160/.1701.181 /.185/.1901.760/.770/.890: <br />• Squirrel -cage induction motor , <br />3102.820/.8301.900/.910/.920/.930/.960/.970: <br />• Line -started, permanent -magnet synchronous motor <br />Frequency <br />50 Hz or 60 Hz <br />Supply <br />1-phase or 3-phase <br />Starting method <br />Star -delta <br />Soft starter <br />Direct on-line <br />Variable Frequency Drive (VFD) <br />Maximum starts per hour <br />30 evenly -spaced starts per hour <br />Code compliance <br />IEC 60034-1 <br />Voltage variation without <br />±10%, if it does not run continuously at full load <br />overheating <br />Voltage imbalance <br />2% <br />tolerance <br />Stator insulation class I <br />H (1800C [3560F]) <br />Motor encapsulation <br />Motor encapsulation is in accordance with IP68. <br />70 Flygt 3102 Installation, Operation, and Maintenance Manual <br />