Basler Electric BE1-50/51B-237 - Manual (Page 37)

9252000899 Rev B BE1-50/51B-237/-238 Testing i
SECTION 5 • TESTING
TABLE OF CONTENTS
SECTION 5 • TESTING ............................................................................................................................ 5-1
Introduction ............................................................................................................................................ 5-1
Dielectric Test ........................................................................................................................................ 5-1
Test Procedures ..................................................................................................................................... 5-1
Model BE1-50/51B-237 (Five Ampere Sensing Input) ....................................................................... 5-1
Time Overcurrent (51) Pickup ........................................................................................................ 5-1
Time Dial ......................................................................................................................................... 5-2
Integrating Reset ............................................................................................................................ 5-2
Instantaneous Overcurrent A (50-A) Pickup ................................................................................... 5-2
Instantaneous Overcurrent B (50-B) Pickup ................................................................................... 5-3
Target Indicators ............................................................................................................................. 5-4
Manual Trip ..................................................................................................................................... 5-5
Model BE1-50/51B-238 (One Ampere Sensing Input) ....................................................................... 5-5
Time Overcurrent (51) Pickup ........................................................................................................ 5-5
Time Dial ......................................................................................................................................... 5-6
Integrating Reset ............................................................................................................................ 5-6
Instantaneous Overcurrent A (50-A) Pickup ................................................................................... 5-7
Instantaneous Overcurrent B (50-B) Pickup ................................................................................... 5-7
Target Indicators ............................................................................................................................. 5-8
Manual Trip ..................................................................................................................................... 5-9
Figures
Figure 5-1. 51 Pickup, Time Dial, Integrating Reset, and 50-A Pickup Test Setup .................................. 5-3
Figure 5-3. 50-B Pickup Test Setup .......................................................................................................... 5-4
Figure 5-4. Target Indicator Test Setup .................................................................................................... 5-5
Figure 5-1. 51 Pickup, Time Dial, Integrating Reset, and 50-A Pickup Test Setup .................................. 5-7
Figure 5-3. 50-B Pickup Test Setup .......................................................................................................... 5-8
Figure 5-4. Target Indicator Test Setup .................................................................................................... 5-9