SIMOVERT MV Medium-Voltage Drives 660 kVA to 9100 ... - Industry

MotorsSIMOVERT MVRib-cooled H-compacthigh-voltage motorsTechnical data (continued)For operation with theSIMOVERT MV drive converter,noise will increase byc. +5 dB(A) at the quoted operatingpoints.Following measures can betaken to reduce noiseemissions:Noise reduction elementsNoisereductionapprox.dB(A)Air intake damper + sound protection sheath (LED + SDM) 6Sound-absorbing cover (SSH) 84Self- and force-ventilated motors 1LA4/1PQ4The technical data of the (The data are valid for sinusoidalself- and force-ventilated supply)H-compact motors (1LA4/1PQ4 series) for operation withSIMOVERT MV are listed on thefollowing pages:¦ For fan and pump drives(M ~ n 2 )¦ For constant-torque drives(M =const)Installation altitude, cooling air temperaturePermissible output P relative to the rated output P N as a function ofthe cooling air temperature and installation altitude.Cooling airtemperatureInstallation altitude above sea level1000 m 1500 m 2000 m 2500 m 3000 m30 °C 100% 100% 100% 98% 95%35 °C 100% 100% 97% 94% 91%40 °C 100% 97% 93% 90% 87%45 °C 95% 92% 88% 85% 83%50 °C 90% 87% 84% 81%55 °C 85% 82%60 °C 80%Explanations and secondary conditionsInsulation systemUtilizationOutput and torqueCoolant temperatureInstallation altitudeVoltage rangeOverload capabilityMICALASTIC VPI, temperature rise class FAccording to temperature rise class F: refer to the technical dataAccording to temperature rise class B: the specified outputs and torques are reduced to 88%For continuous duty S140 °C De-rating for different cooling-medium temperatures and/or installation altitudes,0 – 1000 m refer to “Installation altitude, cooling air temperature”Rated (thermal) for ± 5% voltage fluctuationFor continuous operation with voltage fluctuations in the range of ± 10%, it is necessary to de-rate the outputor reduce the torque by 5%The motors can withstand 150% rated current at rated voltage and rated frequency for 2 min.Tolerances According to DIN EN 60 034Efficiency – 0.1 (1 – h) Starting torque – 15% to + 25%Power factor – (1 – cos j) / 6 Stall torque – 10%Slip ± 20% Moment of inertia ± 10%Starting current + 20%Directions of rotation,fan versions1LA4 shaft height 500 mm:For clockwise and counter-clockwise rotation (fan operation is independent of the direction of rotation)1LA4 shaft height 560 and 630 mm:Either for clockwise or counter-clockwise rotation, it is not possible to provide external fans which are independentof rotating direction.Separately-driven fans are required for motor design independent of rotating direction (1PQ4 series)4/4 Siemens DA 63 · 2004