B511-2

Overview

The Sensata-Crydom B511-2 is a solid-state relay featuring an optocoupler isolation mechanism. It supports a load voltage range of 24 to 280 VAC and handles a maximum load current of 10 A. The device utilizes zero-cross switching technology to minimize electrical noise during operation. Input control is achieved via a DC signal ranging from 3 to 32 V. The unit employs a hockey puck package design for panel mounting, ensuring robust thermal performance in industrial environments.

Feature Summary

• Optocoupler isolation for enhanced safety
• Zero-cross switching capability
• Hockey puck panel mount form factor

Applications

• Industrial process control systems
• Heating element regulation
• Motor control circuits

Procurement Notes

Verify the specific part number suffix against official Sensata-Crydom documentation to confirm exact electrical ratings and pinout configuration. Ensure that the selected variant matches the required input voltage range and load current specifications for the intended application circuit. Cross-reference with authorized distributors to validate authenticity and current production status.

Selection Notes

Select this component when zero-cross switching is required to reduce electromagnetic interference in AC load applications. Evaluate the thermal management requirements based on the hockey puck package's heat dissipation characteristics. Confirm compatibility between the control circuit output and the specified 3-32 VDC input range before integration into the system design.

Part Context

This model belongs to the Crydom line of solid-state relays, designed for reliable switching in demanding industrial settings. The series emphasizes durability and noise reduction through advanced switching technologies. It serves as a critical interface component between low-power control logic and high-power AC loads.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided source material.