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Phase monitoring relays

Eaton’s D65 phase monitoring relays protect loads from voltage fault conditions. The devices provide protection against phase loss, phase reversal, and phase unbalance due to blown fuses, broken wires or worn contacts. They monitor simultaneous voltage drops/increases and help to prevent damaged machinery and the injury of personnel.

Monitoring Relay product shot 500x500

Core features of phase monitoring relays

  • Detects reversal of phases when modifications are made to the circuit for worry-free maintenance
  • Detects motors from running at temperatures above approved ratings for added safety
  • Detects three-phase motors from continuing to run after losing a phase that could result in motor burnout

Become a motor control master!

Eaton’s goal is to enhance your product competency, troubleshooting skills and safe operation of motor control products. From beginners who are growing their knowledge to experts who need a refresher, Eaton offers a range of self-guided, eLearning and instructor-led training to meet your individual needs.

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Technical support

Available for FREE. Contact an EatonCare representative between the hours of 8AM to 5PM EST at 877-ETN-CARE or 877-386-2273 and select OPTION 2. Send an email to TRCAutomation@eaton.com.