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Motor identification nameplate Every motor is provided with an identifying nameplate, on which specific motor information is given. Motor nameplates areshown below with motor data and explanatory notes. The nameplate shown on the left is used for single speed motors while
the nameplate on the right is used for two speed motors. MGMmotori elettrici s.p.a. CEI MGMmotori elettrici s.p.a. CEI Serravalle Pistoiese (PT) ITALIA 2771 Serravalle Pistoiese (PT) ITALIA 2771 Mot. 3IPIns. CLKgTYPENBrake Max. NmI Brake 1 2 3 4 > Mot. 3IPIns. CLWeight KgTYPENBrake Max. NmI BrakeHz 50 kWmin 1 2 3 4 5 6 5 6 7 8 > 9 9 7 8 > Hz 50 kW 10 17 10 > -1 12 > cos 11 > min -1 12 18 > min -1 19 > Vcos 24 11 > AHz 60 kWmin 25 > GENERAL CHARACTERISTICS Y Y 13 15 > VOLTAMP 20 22 17 > -1 19 14 16 21 23 > Vcos 26 18 > A 27 > IEC 34-1 (1994)Hz 60 kWcos IEC 34-1 (1994) 1 Duty typeEnclosure rating
Insulation Class, the letters TR following the insulation class means tropicalized treatment
Weight (Kg)
Motor type Designation
Serial Number
Maximum Static Brake Torque obtainable with proper regulation of the springs (Nm)
Brake Current (A)
Brake Voltage Supply (V). On brake motors with D.C. brake the voltage supply follows the note “DC BRAKE”. On brake motorswith AC brake the symbol “Vb = Vm” indicates that the motor and brake have the same voltage supply. For motors with
additional cooling industrial fans, the fan voltage supply is shown in this location, preceded by the letters “VENT”. The letters “TP”
indicate the presence of bimetallic thermal protectors, “TM” indicate thermistors, and “SCALD” indicates anti-condensation
heaters, all followed by the voltage supply.Rated Power (kW) at 50 HzPower Factor at 50 Hz
Motor Speed (RPM) at 50 Hz
Motor Voltage Supply at 50 Hz, Delta connected
Motor Amps at 50 Hz, Delta connected
Motor Voltage Supply at 50 Hz, Star connected
Motor Amps at 50 Hz, Star connected
Rated Power (kW) at 60 Hz
Power Factor at 60 Hz
Motor Speed (RPM) at 60 Hz
Motor Voltage Supply at 60 Hz, Delta connected
Motor Amps at 60 Hz, Delta connected
Motor Voltage Supply at 60 Hz, Star connected
Motor Amps at 60 Hz, Star connected 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 8
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