2-2 BE1-50/51M - Human Machine Interface (Controls And Indicators)
Table 2-1. BE1-50/51M Controls and Indicators - Continued
Locator Control or Indicator Function
J
- Cont.
SW3-4
Provides selection of either instantaneous or integrating reset
characteristic. SW3-4 closed (ON) provides integrating reset.
SW3-4 open (OFF) provides instantaneous reset.
K
Auxiliary Output Jumper
Terminations
Configures the auxiliary output contacts to close with either the
instantaneous (50) trip and/or the timed (51) trip.
Jumper E2 to E1A to close the auxiliary contact with the timed
(51) trip. This jumper is yellow and factory installed to close
the auxiliary output contacts with the timed trip.
Jumper E3 to E1B to close the auxiliary contact with the
instantaneous (50) trip. This jumper is blue and factory
installed to close the auxiliary output contacts with the
instantaneous trip.
Users with BE1-50/51B unit revisionsQ, R, and S in 100 series
relays and unit revisions H and previous in 200 series relays,
refer to Section 8 for the location of the auxiliary output jumper
terminations and the location of SW3 (Note: In all previous
revisions, the reference designator for SW3 was SW8.).
Figure 2-1. Location of Controls and Indicators
Courtesy of NationalSwitchgear.com