Basler-electric BE1-50 User Manual

INSTRUCTION MANUAL FOR INSTANTANEOUS OVERCURRENT RELAY BE1-50 Publication: 9171000990 Revision: F 01/13

In this application, the two leads of each phase of the protected motor or generator are passed through the window of the same associated phase curren

Figure 1-3. BE1-50 Style Identification Chart Style Number Example If a BE1-50 relay has a style number of J6J–A1P–J1E1F, the relay has the following

Table 1-1. Current Ratings and Sensing Burdens Power Supply Sensing Range Designation Actual Sensing Range Maximum Rating 50 or 60 Hz F, G, or H † For

Power Supply Externally powered power supply types are listed in Table 1-2. Table 1-2. Power Supply Ratings Type Nominal Input Voltage Input Voltage R

Agency Recognition/Certification UL Recognition: UL recognized per Standard 508, File E97033 NOTE: Output contacts are not UL recognized for voltage

SECTION 2 • CONTROLS AND INDICATORS INTRODUCTION All BE1-50 controls and indicators are located on the front panel. The controls and indicators are sh

Locator Description E Target Indicators. These electronically latched red target indicators illuminate when the corresponding output relay energizes.

SECTION 3 • FUNCTIONAL DESCRIPTION INTRODUCTION BE1-50 Instantaneous Overcurrent relays are static devices that respond to the current magnitude of th

PICKUP SETTINGS A front panel multiple-turn potentiometer controls the pickup setting for all phases. The potentiometer establishes the reference volt

Current Operated Targets Current operated targets are triggered by closure of the output contacts and the presence of at least 200 milliamperes of cur

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SECTION 4 • INSTALLATION INTRODUCTION BE1-50 relays are shipped in sturdy cartons to prevent damage during transit. Upon receipt of a relay, check th

Figure 4-1. Panel Cutting/Drilling, Semi-Flush, S1 Case 3.03 (77)6.06 (154)0.25 (6) diameter, 4 placesCLCut-Out0.575(15)8.63(219)0.552(14)5.69

Figure 4-2. S1 Case Dimensions, Rear View, Double Ended, Semi-Flush Mount 9171000990 Rev F BE1-50 Installation 4-3

Figure 4-3. S1 Case Dimensions, Side View, Double Ended, Semi-Flush Mount .75(19.1)(157.2)6.19(49.53)1.9510-32 SCREWS(7.9).3110-32 SCREWS(

Figure 4-4. S1 Case Dimensions, Rear View, Single Ended, Semi-Flush Mount 9171000990 Rev F BE1-50 Installation 4-5

Figure 4-5. S1 Case Dimensions, Side View, Single Ended, Semi-Flush Mount .75(19.1)(157.2)6.19(49.53)1.9510-32 SCREWSMOUNTING PANEL(55.75)2

Figure 4-6. Panel Cutting/Drilling, Double Ended, Projection Mount, S1 Case 9171000990 Rev F BE1-50 Installation 4-7

Figure 4-7. S1 Case Dimensions, Rear View, Double Ended, Projection Mount 4-8 BE1-50 Installation 9171000990 Rev F

Figure 4-8. S1 Case Dimensions, Side View, Double Ended, Projection Mount .75(19.1)(157.2)6.19(49.53)1.9510-32 SCREWS(7.9).3110-32 SCREWS(

9171000990 Rev F BE1-50 Introduction i INTRODUCTION This instruction manual provides information about the operation and installation of the BE1-50

Figure 4-9. Panel Cutting/Drilling, Single Ended, Projection Mount, S1 Case 4-10 BE1-50 Installation 9171000990 Rev F

Figure 4-10. S1 Case Dimensions, Rear View, Single Ended, Projection Mount 9171000990 Rev F BE1-50 Installation 4-11

Figure 4-11. S1 Case Dimensions, Side View, Single Ended, Projection Mount (157.2)6.19(49.53)1.9510-32 SCREWSMOUNTING PANEL(55.75)2.195P00

Figure 4-12. S1 Case Cover Dimensions, Front View P0066-689171000990 Rev F BE1-50 Installation 4-13

CONNECTIONS Be sure to check the model and style number of a relay before connecting and energizing the relay. Incorrect wiring may result in damage t

Figure 4-14. Three-Phase-and-Neutral Sensing Input Connections Figure 4-15. Two-Phase-and-Neutral Sensing Input Connections 9171000990 Rev F BE1-

Figure 4-16. Three-Phase Sensing Input Connections Figure 4-17. Typical Output Connections (Sensing Input Type E or G and Output F or H) or (Sensin

Figure 4-18. Typical Output Connections (Sensing Input Type F and Output E or G) 9171000990 Rev F BE1-50 Installation 4-17

Figure 4-19. Typical Internal Connections, Three-Phase-and-Neutral Sensing, Output Type E 4-18 BE1-50 Installation 9171000990 Rev F

Figure 4-20. Typical Internal Connections, Three-Phase-and-Neutral Sensing, Multiple Output Relays 9171000990 Rev F BE1-50 Installation 4-19

ii BE1-50 Introduction 9171000990 Rev F First Printing: November 1986 Printed in USA © 2013 Basler Electric, Highland Illinois 62249 USA All Rights R

Figure 4-21. Typical Internal Connections, Single-Phase, Output E MAINTENANCE BE1-50 relays require no preventative maintenance other than a periodi

SECTION 5 • TESTING INTRODUCTION The following procedures verify proper relay operation and calibration. Results obtained from these procedures may no

Step 2. Turn the phase pickup adjustment fully CCW. For relay styles with target indicators, operate the manual reset switch to ensure that the targ

12570 State Route 143 Highland IL 62249-1074 USA Tel: +1 618.654.2341 Fax: +1.618.654.2351 email: [email protected] P.A.E. Les Pins 67319 Wasselonne C

9171000990 Rev F BE1-50 Introduction iii REVISION HISTORY The following information provides a historical summary of the changes made to the BE1-50

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9171000990 Rev F BE1-50 Introduction v CONTENTS SECTION 1  GENERAL INFORMATION ...

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SECTION 1 • GENERAL INFORMATION PURPOSE Instantaneous overcurrent relays provide phase and ground fault protection for distribution circuits, generato