Nameplate Information

NEMA Standard

MG 1 requires the following information on the nameplate, as applicable:
Manufacturer’s type and frame designation (TYPE and FRAME)
Horsepower output (HP)
Shaft rotation direction (ROT)
Maximum ambient temperature for which motor is designed (MAX AMB)
Insulation system designation (INSUL CLASS)
RPM at rated load (RPM)
Frequency (HZ)
Number of phases (PH)
Rated load current (AMPS)
Voltage (VOLTS)
Rating or duty (RATING)
Locked rotor current (L.R. AMPS)
Service factor (SF)
Words “THERMALLY PROTECTED” if motor is protected as specified in MG 1
Words “OVER TEMP. PROT.” followed by a type number identifying protection type for motors rated above 1 hp equipped with overtemperature devices or systems