SECTION 1 • GENERAL INFORMATION
TABLE OF CONTENTS
SECTION 1 • GENERAL INFORMATION ................................................................................................ 1-1
INTRODUCTION ................................................................................................................................... 1-1
DESCRIPTION ...................................................................................................................................... 1-1
APPLICATION ....................................................................................................................................... 1-1
SYNC-CHECK FUNCTION .................................................................................................................... 1-2
CONTACT SENSING ............................................................................................................................ 1-2
VOLTAGE MONITOR OPTIONS ........................................................................................................... 1-2
Mode Switches ................................................................................................................................... 1-2
Condition Switches ............................................................................................................................. 1-3
Voltage Difference .............................................................................................................................. 1-3
Option 2-R, 2-T, or 2-U (Phasor Voltage Difference) ......................................................................... 1-4
Option 2-A, 2-B, or 2-C (Average Voltage Difference) ....................................................................... 1-5
Output Relay ...................................................................................................................................... 1-6
OTHER OPTIONS ................................................................................................................................. 1-6
Expandable Window ........................................................................................................................... 1-6
External Condition Switches .............................................................................................................. 1-6
Push-to-Energize Output Pushbuttons ............................................................................................... 1-7
MODEL AND STYLE NUMBER............................................................................................................. 1-7
Style Number Example ....................................................................................................................... 1-7
SPECIFICATIONS ................................................................................................................................. 1-9
Figures Figure 1-1. Voltage Monitor Acceptance Zones ........................................................................................ 1-3
Figure 1-2. Closing Zone (Phasor Sensing) .............................................................................................. 1-4
Figure 1-3. Closing Zone (Average Sensing) ............................................................................................ 1-4
Figure 1-4. Closing Zone Calculation Diagram (Phasor Sensing) ............................................................ 1-5
Figure 1-5. Closing Zone Diagram (Average Sensing) ............................................................................. 1-6
Figure 1-6. Style Number Identification Chart ........................................................................................... 1-8
Tables Table 1-1. Power Supply ........................................................................................................................... 1-9
9170200990 Rev U
BE1-25 General Information
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