Motor Protection and Monitoring
144Pages

Motor Protection and Monitoring Motor Protection Circuit Breaker Monitoring Relays Product Overview—Monitoring Relays . . . . . . . . . . . . . . . . . . . . . . . . Current Monitoring Relays . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Phase Monitoring Relays . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Voltage Monitoring Relays . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Ground Fault Monitoring Relays . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Manual Motor Protection Manual Motor Protectors—XTPB, XTPR and XTPE . . . . . . . . . . . . . . . Manual Motor Protector Motor Protection Circuit Breakers Motor Protection Circuit Breakers (MPCB) . . . . . . . . . . . . . . . . . . . . . Overload Relays Product Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . XT IEC Overload Relays . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Freedom Overload Relays . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . C440/XT Electronic Overload Relay . . . . . . . . . . . . . . . . . . . . . . . . . . . C441 Overload Relays . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Power Xpert C445 Motor Management Relay . . . . . . . . . . . . . . . . . . . MP-3000 Overload Relays . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . MP-4000 Overload Relays . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . IQ 500 Overload Relays . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Overload Relays—C441, Motor Insight

Motor Protection and Monitoring Monitoring Relays Monitoring Relays Monitoring Relays Current Monitoring Relays . . . . . . . . . . . . . . . . Phase Monitoring Relays . . . . . . . . . . . . . . . . . Voltage Monitoring Relays . . . . . . . . . . . . . . . . Ground Fault Monitoring Relays . . . . . . . . . . . . Product Overview—Monitoring Relays Current Monitoring Relays Phase Monitoring Relays Voltage Monitoring Relays Eaton offers two different series of current monitoring relays: The D65 Series Phase Monitoring Relays provide protection against premature equipment failure caused by...

Motor Protection and Monitoring Monitoring Relays ECS Series CurrentWatch Current Switches Current Monitoring Relays ECS Series CurrentWatch Current Switches ECSJ Series CurrentWatch Current Switches . . D65 Current Monitoring Relays . . . . . . . . . . . . Phase Monitoring Relays . . . . . . . . . . . . . . . . . . . . Voltage Monitoring Relays . . . . . . . . . . . . . . . . . . . Ground Fault Monitoring Relays . . . . . . . . . . . . . . ECS Series CurrentWatch™ Current Switches Product Description The CurrentWatch™ ECS Series from Eaton’s Electrical Sector is a family of solidstate...

Motor Protection and Monitoring Monitoring Relays ECSJ Series CurrentWatch Current Switches Current Monitoring Relays ECS Series CurrentWatch Current Switches . . ECSJ Series CurrentWatch Current Switches D65 Current Monitoring Relays . . . . . . . . . . . . Phase Monitoring Relays . . . . . . . . . . . . . . . . . . . Voltage Monitoring Relays . . . . . . . . . . . . . . . . . . Ground Fault Monitoring Relays . . . . . . . . . . . . . . ECSJ Series CurrentWatch Current Switches ECSJ Series Product Description The CurrentWatch™ ECSJ Series current operated switches from Eaton’s Electrical...

Motor Protection and Monitoring Monitoring Relays Current Monitoring Relays Description Current Monitoring Relays ECS Series CurrentWatch Current Switches . . ECSJ Series CurrentWatch Current Switches . . D65 Current Monitoring Relays Product Selection Guide . . . . . . . . . . . . . . . D65CE Series—Standard Current Monitors . . . . . . . . . . . . . . . . . . . . . . . . . . D65CH Series—Overcurrent Monitors . . . . D65CL Series—Undercurrent Monitors . . . Phase Monitoring Relays . . . . . . . . . . . . . . . . . . . . Voltage Monitoring Relays . . . . . . . . . . . . . . . . . . . Ground...

Motor Protection and Monitoring Monitoring Relays Product Selection Guide Standard Fixed time delay on both pickup and dropout current settings. Setting Adjustable (across monitored range) Dropout Time Delay Fixed 100 ms Time Delay Adjustable time delay on pickup and fixed time delay on dropout current settings. Setting Adjustable (across monitored range) Setting Fixed (–5% pickup) Time Delay Fixed 100 ms Dropout Time Delay Fixed time delay on pickup and adjustable time delay on dropout current settings. Time Delay Time Delay Adjustable (across monitored range) Note 1 Fixed time delay...

Motor Protection and Monitoring Monitoring Relays D65CE Series—Standard Current Monitors Description Current Monitoring Relays ECS Series CurrentWatch Current Switches . . ECSJ Series CurrentWatch Current Switches . . D65 Current Monitoring Relays Product Selection Guide . . . . . . . . . . . . . . . D65CE Series—Standard Current Monitors Product Selection . . . . . . . . . . . . . . . . . . Technical Data and Specifications . . . . . Dimensions . . . . . . . . . . . . . . . . . . . . . . D65CH Series—Overcurrent Monitors . . . . D65CL Series—Undercurrent Monitors . . . Phase Monitoring...

Motor Protection and Monitoring Monitoring Relays Product Selection D65CE Series—Standard Current Monitors, SPDT, 8-Pin Plug-In Pickup Setting Adjustable Catalog Number Current Range Monitored Input Voltage Dropout Setting 5 Adjustable (from 50–95% of pickup) D65CE Series—Standard Current Monitors, SPDT, 11-Pin Plug-In Pickup Setting Dropout Setting Input Voltage Catalog Number Current Range Monitored Adjustable (from 50–95% of pickup) Accessories D65CE Current Monitors Standard Pack Catalog Number Hold-down spring

Motor Protection and Monitoring Monitoring Relays Technical Data and Specifications Wiring Diagrams D65CE Series, Standard Current Monitors Input voltage tolerance AC operation: +10/–15% of nominal voltage at 50/60 Hz Monitored Current Load (burden) Current settings Pickup Adjustable throughout current range monitored Temperature Response times Pickup Monitored Current Mechanical life Electrical life Output contacts Green when input voltage is applied; red when relay is energized Fixed at 95% of pickup setting for D65CE Adjustable from 50–95% of pickup setting for D65CEK Approximate...