The Curtis Model AC F4-A Motor Controller provides accurate speed and torque control of 3-phase AC
induction and PMAC motors.
This F4 controller can be used with 48v nominal systems, with the following overall limits. See the "Specifications" and "Manuals and Downloads" tabs for more information.
| Specifications | Units | AC F4-A 48-450-001 |
| Nominal Voltage | Volts | 36 - 48 |
| Operating Voltage | Volts | 18 - 63 |
| Peak Amps (>=60sec) | Amps rms | 450 |
| Continuous Amps (60 minutes) | Amps rms | 175 |
| Operating Temperatures | Deg C | -40 to 50 |
| Power Cutback Temperature | Deg C | 85 to 95 |
| Full Cutoff Temperature | Deg C | below - 40, above 95 |
| Environmental Rating | IP65 and IP67 | |
| Weight | lbs | 4.4 |
| Dimensions | L x W x H (inches) | 5.5 x 7 x 3 |
| Dimensions | L x W x H (mm) | 180 x 140 x 75 |
