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The ust earth the irc it-b sid and PR021/K sid For lla tio and
o tio PR021/K cce sso ry, ific user anual. 16..100 step 0.1.01 Deliberate delay before activating the contact
NO/NC NO/NC Contact normally-open (NO) normally-closed (NC)
Latch ON/OFF With the contact "ON", once has been activated it
stays switched.5.
A specific reset action needed reset it
16.16.2) ore than long.1.1 PR021/K unit menu table
P rotection Parameter Function Values Notes
PR021K unit Present
Absent Leave Absent there PR021/K
Relay no.
Model L2234 Apparatus Scale
L 2778
Doc.2 portant note
The unit ust connected the PR122/P PR123/Pby means aninternal busbar ith shielded, corded o-w irecable
A
(see note par.5
Delay 0. 11.. 8
Signal source function None
L Prealarm
L Timing
S Timing
L Trip
S Trip
G Trip
I Trip
Any trip
Custom See par.2
