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The Allen Bradley 1336F-B020-AJ-EN is an adjustable frequency AC drive that operates at input voltage levels ranging from 380 to 480 VAC for three-phase systems. It delivers a maximum output of 15 kW or 20 HP under constant torque conditions, making it suitable for various industrial applications.
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| Manufacturer | Allen Bradley |
|---|---|
| Product Type | Adjustable Frequency AC Drive |
| Product Line | 1336 PLUS II Drives |
| Part Number | 1336F-B020-AJ-EN |
| Weight | 85.00 lbs (38.56 kg) |
| Voltage Rating | 380-480 VAC, Three-Phase Input |
| Power Capacity | 15 kW / 20 HP Output (Constant Torque Rating) |
| Input Current Range | 21-26 A (Constant Torque), 25 A (Variable Torque) |
| Output Current Capacity | 32 A (Constant Torque), 31 A (Variable Torque) |
| Input Frequency Tolerance | 47-63 Hz Operating Range |
| Efficiency | 97.5% at Rated Current and Nominal Voltage |
| Power Factor | 0.95 Displacement (Standard for Frame B and Above) |
| Output Frequency Range | 0-400 Hz Programmable |
| Control Methodology | Sensorless Vector Control with Programmable PWM Carrier Frequency (2-6 kHz Range) |
| Overload Capability | 150% Current for 1 Minute (Constant Torque), 115% for 1 Minute (Variable Torque) |
| Short-Circuit Protection | 200 kA With Fuses; Compliant with NEC/UL/CSA Standards |
| Enclosure Standard | NEMA 12 Rated for Dust and Drip Resistance |
| Thermal Dissipation | 140 W (Drive) + 629 W (Heat Sink) = 768 W Total |
| Motor Control Features | Customizable V/Hz or Sensorless Vector Modes with Auto-Tuning Capability |
The Allen Bradley 1336F-B020-AJ-EN adjustable frequency AC drive is engineered for versatility and efficiency in motor control. This device operates within a 380 to 480 VAC voltage range and is designed for three-phase input systems. Providing an output capacity of 15 kW or 20 horsepower at constant torque, it effectively meets the power demands of various applications.
In terms of input current, this model operates at 21-26 A for constant torque and 25 A for variable torque, making it adaptable to different operational needs. The output current capacity can reach 32 A under constant torque conditions and 31 A during variable torque applications. The unit also features an input frequency range of 47-63 Hz, accommodating a variety of motor specifications.
This drive provides cost-effective performance, operating with an efficiency rating of 97.5% at nominal voltage and current. It maintains a displacement power factor of 0.95, which is standard for frame B and larger models. The output frequency, which can be programmed, spans from 0 to 400 Hz, offering flexibility for diverse applications.
The control methodology employed is a sensorless vector control strategy, boasting a programmable pulse width modulation (PWM) carrier frequency adjustable within a 2 to 6 kHz range. The drive's overload capabilities allow 150% of rated current for one minute under constant torque and 115% for variable torque applications, ensuring robustness under demanding conditions.
Moreover, the short-circuit protection rating is 200 kA with fuses, confirming compliance with NEC, UL, and CSA safety standards. This drive is housed in a NEMA 12 enclosure, which offers substantial dust and drip resistance. The total thermal dissipation is calculated to be 768 W, consisting of 140 W from the drive and 629 W from the heat sink. Customizable motor control features include V/Hz or sensorless vector modes, complemented by an auto-tuning capability for optimal performance adjustment.