A-B 193-1EFCB Electronic Overload Relay

Product Description

Allen-Bradley 193-1EFCB is an E100 Electronic Overload Relay manufactured by Rockwell Automation. It is designed to provide reliable motor overload protection for three-phase motor applications and is used with compatible Allen-Bradley IEC contactors.

The relay provides adjustable electronic motor protection with selectable trip classes and supports direct mounting to 100-C09 through 100-C23 IEC contactors.

Specifications

• Brand: Allen-Bradley (Rockwell Automation)
• Model: 193-1EFCB
• Product Type: Electronic Overload Relay
• Series: E100
• Protection Type: Solid-State Electronic Overload Protection
• Current Setting Range: 1.0…5.0 A
• Trip Class: Selectable Class 10 / 15 / 20 / 30
• Reset Mode: Manual or Automatic Reset
• Mounting: Direct Mount to IEC Contactors
• Compatible Contactors: 100-C09, 100-C12, 100-C16, 100-C23
• Application: Three-phase motor protection
• Auxiliary Contacts: 1 Normally Open alarm contact + 1 Normally Closed trip contact

Functions

• Monitors motor current during operation
• Protects motors from overload conditions
• Provides phase loss protection
• Trips when motor current exceeds preset limits
• Provides alarm and trip status signals
• Supports manual or automatic reset operation

Advantages & Features

• Electronic sensing provides accurate motor protection
• Adjustable current setting for different motor ratings
• Selectable trip classes for different starting characteristics
• Compact design with direct contactor mounting
• Reduces motor damage caused by overload or phase failure
• Suitable for industrial motor control applications

Applications

• Motor Control Centers (MCC)
• Pumps and fans
• Conveyor systems
• Machine tools
• Packaging machinery
• Industrial automation equipment
• Production line motor protection

Notes

• 193-1EFCB is an overload relay, not a circuit breaker
• Requires compatible IEC contactor for complete motor starter assembly
• Confirm motor full-load current before adjustment
• Verify contactor compatibility before replacement
• Proper short-circuit protection should be installed upstream