Basler Electric BE1-50/51B-219 - Manual (Page 5)

9252000981 Rev J iii
Contents
Introduction ................................................................................................................................................. 1
Features .................................................................................................................................................... 1
Advantages ................................................................................................................................................ 2
Controls and Indicators .............................................................................................................................. 3
Functional Description ............................................................................................................................... 7
Functional Description ............................................................................................................................... 7
Sensing Input ......................................................................................................................................... 7
Power Supply ......................................................................................................................................... 7
Instantaneous Signal ............................................................................................................................. 7
Time Signal ............................................................................................................................................ 7
Microprocessor ...................................................................................................................................... 7
Power-Off Sensing ................................................................................................................................. 7
Outputs .................................................................................................................................................. 8
Installation ................................................................................................................................................... 9
Factory Settings ......................................................................................................................................... 9
Installation ................................................................................................................................................. 9
Application Coordination............................................................................................................................ 9
Connections ............................................................................................................................................. 11
Maintenance ............................................................................................................................................ 12
Storage .................................................................................................................................................... 12
Testing ........................................................................................................................................................ 13
Dielectric Test .......................................................................................................................................... 13
Operational Test Procedure .................................................................................................................... 13
Test Equipment Required .................................................................................................................... 13
Test Procedure, Model BE1-50/51B-219 (Five-Ampere Sensing Input) ............................................. 15
Test Procedure, Model BE1-50/51B-226 (One Ampere Sensing Input) .............................................. 17
Setting the Relay ..................................................................................................................................... 19
Periodic Tests .......................................................................................................................................... 19
General ................................................................................................................................................ 19
Periodic Test ........................................................................................................................................ 19
Specifications ............................................................................................................................................ 21
Current Sensing Input.............................................................................................................................. 21
BE1-50/51B-219 .................................................................................................................................. 21
BE1-50/51B-226 .................................................................................................................................. 21
Time Overcurrent (51) Element ............................................................................................................... 21
BE1-50/51B-219 Pickup....................................................................................................................... 21
BE1-50/51B-226 Pickup....................................................................................................................... 21
Dropout ................................................................................................................................................ 21
Timing Range ....................................................................................................................................... 21
Timing Accuracy .................................................................................................................................. 21
Timing Accuracy Example (BE1-50/51B-219) ..................................................................................... 21
Curve Characteristics ........................................................................................................................... 22
Integrating Reset .................................................................................................................................. 23
Instantaneous Overcurrent (50) Element ................................................................................................ 24
BE1-50/51B-219 Pickup....................................................................................................................... 24
BE1-50/51B-226 Pickup....................................................................................................................... 24
Dropout ................................................................................................................................................ 24
Curve Characteristics ........................................................................................................................... 24
Burden ..................................................................................................................................................... 25
BE1-50/51B-219 .................................................................................................................................. 25
BE1-50/51B-226 .................................................................................................................................. 26
Frequency Response .............................................................................................................................. 26
Transient Response ................................................................................................................................ 26
Harmonic Response ................................................................................................................................ 27
Target Indicators ...................................................................................................................................... 27
BE1-50/51B-219/-226 Contents