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The Allen Bradley 1336F-B020-AJ-EN-L4 is an AC variable frequency drive for reliable application performance. This drive supports a three-phase input voltage range of 380-480V AC and delivers 20 HP (15 kW) output power for continuous operation.
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| Manufacturer | Allen Bradley |
|---|---|
| Product Type | AC Variable Frequency Drive |
| Product Line | 1336 PLUS II Drives |
| Part Number | 1336F-B020-AJ-EN-L4 |
| Weight | 85.00 lbs (38.56 kg) |
| Overvoltage Protection | Trips at 570V AC Input / 810V DC Bus |
| Undervoltage Protection | Trips Below 280V AC Input / 400V DC Bus |
| Overcurrent Limit (Hardware) | 180-250% of Rated Current (Variable Torque Basis) |
| Short-Circuit Protection | Phase-to-Phase or Phase-to-Ground Trip on Drive Output |
| Voltage Rating | 380-480V AC Input, Three-Phase |
| Output Power (Constant Torque) | 20 HP (15 kW) Continuous Duty |
| Output Current | 31 Amps at Rated Load |
| Enclosure Protection | NEMA Type 12 / IP54 (Dust-Resistant, Water-Splash Proof for Industrial Use) |
| Ambient Temperature Range | 0-40°C (32-104°F) for NEMA Type 12 Enclosure |
| Control Method | Sensorless Vector PWM with Programmable Carrier Frequency (2-8 kHz for B Frame) |
| Efficiency | 97.5% at Rated Load and Nominal Voltage |
| Communication Interfaces | Supports DeviceNet, Remote I/O, RS232/422/485 Protocols (Optional Modules Required) |
| Dynamic Brake Compatibility | Compatible with External Brake Chopper Kits (e.g., -WB035 for 11-37 kW Range) |
| Motor Control Features | Programmable PI Control, Auto-Tuning, 150% Overload Capacity for 1 Minute (CT Mode) |
The 1336F-B020-AJ-EN-L4 model from Allen Bradley represents a robust AC variable frequency drive. Engineered to operate within a three-phase voltage range of 380-480V AC, this unit offers a constant torque output power of 20 horsepower (15 kW) for continuous duty. It manages an output current of 31 Amps during rated loads. Designed with industrial environments in mind, the drive carries a NEMA Type 12/IP54 rating, providing substantial protection against dust and water splashes.
Advanced protective features include overvoltage and undervoltage protections, which trigger trip responses at 570V AC and 280V AC input levels, respectively. Additionally, the hardware overcurrent limit is set to manage between 180% and 250% of the rated current based on variable torque applications. Short-circuit protection is enabled for both phase-to-phase and phase-to-ground trips at the output, ensuring enhanced safety during operation.
For ambient conditions, this drive operates efficiently within a temperature range of 0 to 40°C (32-104°F) when considering NEMA Type 12 enclosures. The control method is conducted through sensorless vector PWM technology, allowing for programmable carrier frequencies in the 2-8 kHz range for B Frames. The drive also boasts an impressive efficiency rating of 97.5% at its rated load and nominal voltage.
Furthermore, communication capabilities are extensive, supporting DeviceNet, Remote I/O, and RS232/422/485 protocols with the addition of optional modules. To enhance dynamic performance, it is compatible with external brake chopper kits (e.g., -WB035 for 11-37 kW ranges). Motor control features include programmable PI control, auto-tuning, and a 150% overload capacity for one minute in constant torque mode, allowing for precise regulation and reliable operation.