TACHOMETER GENERATOR VOLTAGE: 15 VDC; ROTATION: BI-DIRECTIONAL; MAXIMUM ROTATION: 600 RPM; NUMBER OF POLES: 1; TYPE OF EXCITATION: MOTOR; INSULATION CLASS: NEMA 13; SERVICE REGIME: CONTINUOUS; COOLING: NATURAL; DEGREE OF PROTECTION: NEMA 13; CONSTRUCTION: CYLINDRICAL; NUMBER OF SHAFT ENDS: 1; DIMENSIONS: 15.86 MM; MAXIMUM PERMISSIBLE NOISE: NA<80 DBA/LT <85 DBA; MANUFACTURER / REFERENCE CARLEN CONTROLS: CC400T-600-AB-FM-C DRAWING 400A0006