Protection and Control Devices

For Standards, Dimensions and Accessories for all BE1 Protection and Control Devices,
download the SDA Bulletin.

BE3 Industrial Grade Relays are listed on a separate chart.
 

Download material on BE1 Numerical Systems:

• BE1-GPS100 Generator Protection System
• BE1-1051 Overcurrent Protection System
• BE1-951 Multifunction Protection System
• BE1-851 Overcurrent Protection System
• BE1-851E Enhanced Overcurrent Protection System

• BE1-CDS240 Current Differential System with Voltage
• BE1-CDS220 Current Differential System
• BE1-IPS100 Intertie Protection System
• BE1-700V Digital Voltage/Frequency Relay
• BE1-700C Digital Overcurrent Relay

Download material on BE1 Protective Devices:

• BE1-BPR Breaker Protection
• BE1-25 Sync-Check
• BE1-25A Automatic Synchronizer
• BE1-27 Undervoltage
• BE1-59 Overvoltage
• BE1-27/59 Under/Overvoltage
• BE1-32 Directional Over/ Underpower
• BE1-32R Directional Overpower
• BE1-40Q Loss of Excitation
• BE1-46N Negative Sequence Overcurrent
• BE1-47N Negative Sequence Voltage
• BE1-50 Instantaneous Overcurrent
• BE1-50BF Breaker Failure
• BE1-50/51B Time Overcurrent
• BE1-50/51B Retrofit Kits - GE
  (IAC, IAC66K and SFC)
• BE1-50/51B Retrofit Kits - Westinghouse
  (CO)

• BE1-50/51M Time Overcurrent
• BE1-51 Time Overcurrent
• BE1-51/27C Time Overcurrent Voltage Control
• BE1-51/27R Time Overcurrent Voltage Restraint
• BE1-59N Ground Fault Overvoltage
• BE1-59NC Capacitor Neutral Overvoltage
• BE1-60 Voltage Balance
• BE1-64F Ground Fault Relay
• BE1-67 Phase Directional Time Overcurrent
• BE1-67N Ground Directional Overcurrent
• BE1-79A Retrofit Reclosing Relay
• BE1-79M Multishot Reclosing Relay
• BE1-87B Bus Differential Relay
• BE1-87G Variable Percentage Differential
• BE1-87T Transformer Differential
• BE3-GPR Generator Protective Relay