40430-300-51
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Overview of Allen Bradley 40430-300-51
The Allen Bradley 40430-300-51 is a 1-pole contact kit designed for use with Allen Bradley Bulletin 500 series motor starters and contactors. Specifically built for NEMA Size 3 motor starters, this contact kit supports a continuous rating of 90 amps and a maximum voltage of 600 volts, making it suitable for demanding industrial motor control applications. As a direct replacement part, it ensures reliable operation and streamlined maintenance in existing control systems. The 40430-300-51 is compatible with models such as 500-D, 505-D, and 509-D contactors, providing a practical solution for repairing or upgrading motor control equipment without replacing the entire starter or contactor assembly.
Key Features of Allen Bradley 40430-300-51
- 1-pole contact kit compatible with Allen Bradley Bulletin 500 series
- Rated for 90 Amps continuous current with a maximum voltage of 600V
- Suitable for NEMA Size 3 motor starters and magnetic contactors
- Designed for use with 500-D, 505-D, and 509-D models
- Includes all necessary contacts and mounting hardware for easy installation
- Aftermarket direct replacement ensuring interchangeability with OEM parts
- Durable construction supports long service life in industrial environments
- Facilitates cost-effective maintenance and downtime reduction
Technical Specs of 40430-300-51
| Specification | Details |
|---|---|
| Brand | Allen Bradley |
| Catalog Number | 40430-300-51 |
| Pole Configuration | 1 Pole |
| Rated Current | 90 Amps |
| Maximum Voltage | 600 Volts |
| NEMA Size | Size 3 |
| Compatible Models | 500-D, 505-D, 509-D Contactors and Starters |
| Included Components | All contacts and mounting screws/hardware |
Applications / Use Case
The Allen Bradley 40430-300-51 contact kit is ideal for maintaining and repairing medium-sized industrial motor starters and contactors commonly found in manufacturing plants, processing facilities, and automation systems. It supports reliable motor control in applications requiring frequent switching and robust electrical loads up to 90 amps at 600 volts. Typical use cases include conveyor systems, pumps, fans, and other motor-driven equipment where quick contact replacement extends the operational life of existing hardware. This kit enables technicians to perform cost-effective upgrades and replacements while minimizing equipment downtime, preserving system integrity, and maintaining compliance with electrical standards.
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