The Allen Bradley 1336-L8E is a member of the 1336 PLUS series adjustable frequency AC drives, engineered to provide precise speed and torque control for three-phase induction motors. This drive incorporates advanced vector control algorithms, delivering high starting torque and stable operation across a wide speed range. The 1336-L8E features a user-friendly digital operator interface, programmable I/O, and support for various feedback devices, making it a versatile solution for demanding industrial environments.
Key Features
Sensorless vector control and V/Hz modes
Built-in dynamic braking transistor
Isolated analog input and output channels
RS-485 serial communication (DF1 protocol)
Removable terminal blocks for easy wiring
Protection & Diagnostics
Ground fault and short-circuit protection
Overvoltage / undervoltage trip prevention
Motor thermal overload protection (I²t)
Diagnostic LED status indicators
Technical Specifications
| Parameter | Value |
|---|---|
| Model | 1336-L8E (also 1336L8E) |
| Input Voltage | 380-480V AC, 3-phase, 50/60 Hz |
| Output Power | 15 HP (11 kW) typical |
| Output Current | 22 A at 460V |
| Control Method | Sensorless vector, V/Hz |
| Enclosure | IP20 (open type) |
| Operating Temp. | 0 to 40°C |
Applications
Typical uses include conveyors, extruders, mixers, centrifuges, and fans/pumps. The 1336-L8E is well-suited for retrofitting older drives or building new control panels where reliability and performance are critical.
