Allen-Bradley 592-COV4 Contactor Auxiliary Cover

Allen-Bradley 592-COV4 Contactor Auxiliary Cover / Overload Relay

Product Overview

The Allen-Bradley 592-COV4 is a Bulletin 592 NEMA Eutectic Alloy Overload Relay from Rockwell Automation. It is designed to provide motor overload protection by monitoring motor current and disconnecting the control circuit when an overload condition occurs. The model is an open type, manual reset, panel-mounted overload relay with a normally closed auxiliary contact.

Note: The product description "Contactor Auxiliary Cover" is not accurate. 592-COV4 is an overload relay, not a cover accessory.

Main Specifications

• Manufacturer: Allen-Bradley (Rockwell Automation)
• Model: 592-COV4
• Product Type:
  • NEMA Overload Relay
  • Eutectic Alloy Thermal Overload Relay
• Series:
  • Bulletin 592
• Reset Type:
  • Manual Reset
• Enclosure Type:
  • Open Type
• Mounting:
  • Panel Mount
• Poles:
  • 1 Pole
• Auxiliary Contact:
  • 1NC (Normally Closed)
• Maximum Continuous Current:
  • Approx. 62 A
• Standard Current:
  • Approx. 68 A (single phase application)

Advantages & Features

• Reliable motor overload protection
• Eutectic alloy thermal sensing technology
• Manual reset function improves maintenance safety
• Compact industrial design for starter applications
• Normally closed auxiliary contact for control circuit interruption
• Suitable for replacement and maintenance of existing Allen-Bradley motor starters
• UL Listed and CE certified versions available

Applications

• Industrial motor starters
• Motor control centers (MCC)
• Factory automation equipment
• Pumps and fans
• Conveyor systems
• Machine tools
• Industrial production lines

Important Notes

• Confirm motor full-load current before selecting overload relay.
• This device provides overload protection only, not short-circuit protection.
• Verify compatibility with the existing Allen-Bradley contactor/starter assembly.
• Disconnect power before installation or replacement.
• Ensure correct reset operation after installation.