59mm (PA, PB) Direct Drive Synchronous Motor0 pages

SYNCHRONOUS MOTOR FAMILY
Series 59mm (PA, PB) Direct Drive Synchronous Motor
Output Speed:
Insulation Class:
Lead Wire:
Operation Ambient Temp:

250/300 to 500/600 RPM (50/60 Hz respectively)
Class A (105°C)
4 leads 22AWG (approx. 8.5 inches [215.9 mm])
-10°C to +40°C (approx.)
Zinc Die Cast - AGMA 7 Standard with hardened
Gear Unit:
steel gears
Shaft Bearing:
Sleeve Bearing
E53578(N), Component-Impedance Protected
Motors,
Recognition:
115Vac Standard Rotor
Card No. 42576, Motors and Generators,
115 Vac, 60 Hz, Standard Rotor, 7.5 watts max. PA,
Certification:
10 watts max. PB
Capacitors are required for operation. Capacitors supplied with 115 Vac motors.
Note: Typical data subject to change without notification
Reversible permanent magnet synchronous motors series PA and PB direct drive motors at 60Hz
have a rotor speed of 300 RPM and 600 RPM respectively. Both motors are available with HiTorque rotors.
A wide range of speeds and voltages are available for both 50Hz and 60Hz operation. Sleeve
bearings are standard but ball bearings may be specified.
Note:
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1

Capacitors are required and must be used in the circuit even if the motor is applied in a
unidirectional mode.
Capacitors are furnished with 115V motors.

Hurst 1551 East Broadway Street Princeton, IN 47670
MOTOR SPECIFICATION SHEET