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The Allen-Bradley 1336-BDB-SP34D is a replacement gate drive printed circuit board (PCB) designed for use within the 1336STG series variable frequency drive systems. This component is specifically rated for 575V applications with a power capacity of 125HP. As a critical control component, this gate drive board manages the switching signals for the drive's power semiconductors, ensuring precise motor control and operational stability in industrial environments.
| Manufacturer | Allen-Bradley |
| Model Number | 1336-BDB-SP34D |
| Spare Model / Ref | 74101-169-64 |
| Component Type | Gate Drive PCB |
| Drive Series Compatibility | 1336STG |
| Voltage Rating | 575V |
| Power Rating | 125HP |
| Weight | 1.22 kg |
This gate drive board is specifically designed for the 1336STG series at the 575V/125HP rating. It is not recommended for use in other 1336 series drives unless explicitly specified by Allen-Bradley documentation, as gate drive timing and signal requirements vary by drive model and power rating.
If a fault persists, verify that all internal connectors are fully seated and that no pins were bent during installation. Ensure the drive firmware settings match the hardware configuration. If the fault remains, consult the 1336STG technical manual for specific error code diagnostics.