The 1391B-AA45 pulse width modulated servo controller, manufactured by Allen - Bradley, is an AC single - axis servo controller. It enables motors to reach their maximum operational speed while maintaining torque, which helps achieve higher precision and boost productivity.
This servo controller has a nominal BUS output voltage of 300 Volts AC. Its continuous (RMS) current is 45 Amps, which can peak at 90 Amps. The power output rating of the 1391B - AA45 is 15kW, and it can peak at 30kW. It's equipped with a circuit breaker rated at 38 Amps (RMS), capable of safeguarding its circuit up to a current of 30 Amps before interrupting the flow.
Manufacturer Rockwell Automation
Brand Allen-Bradley
Part Number/Catalog No. 1391B-AA45
Product Type AC Servo Controller
Series B
Nominal Bus Output Voltage 300V DC
Continuous Current(RMS) 45A
Peak Current(RMS)90A
Continuous Power Output 15 KW
Peak Power Output30 KW
Input Circuit Breaker Rating 38A RMS
Circuit Breaker Interrupt Rating1300A
Static Gain 1.5x Rated Motor I/RPM
Weight 34 lbs.
The 1391B-AA45 has a maximum drift of 0.07 RPM per degree Celsius and a dead - band of zero. There's an integral fan with an output of 50 CFM. Regarding the transformer input tolerance, which ranges from +10% to - 15%, the maximum short circuit current around it is 1300 Amps.
In terms of power dissipation, at different power output percentages, it dissipates 104W at 20% output, 208W at 40% output, 312W at 60% output, 416W at 80% output, and 520W at 100% output.
The operational temperature range of the 1391B-AA45 is from 32 to 140 degrees Fahrenheit, with a relative humidity ranging from 5 to 95% (non - condensing). It can maintain optimum performance at an altitude of 3300 feet. It weighs 34 pounds and has dimensions of 19.0 x 6.2 x 10.64 inches.
Alternative model names
13918-AA45
13918AA45
1391B-AAA5
1391BAA45
1391BAAA5
139LB-AA45
139LBAA45
L391B-AA45
L391BAA45
L39L8-AAA5
L39L8AAA5
L39LB-AA45
L39LBAA45