SEL Schweitzer Engineering Lab SEL-321 utility relay- OLD SCHOOL

Description

SEL-311L protective relay, powers up, no errors (see photo)
See photos for power supply range
One of the early SEL relays (but not too early)
Taken from relay status screen:
FID cannot be seen through the front screen on this model
For an additional fee, unit may have all digital I/O, analog I/O tested for operation prior to shipping. Contact seller for this service.
SN0214