1.1. For the installation and
operation the PR021/K accessory, refer the specific user manual..2 Important note
The unit must connected the PR122/DC PR123/DC means internal busbar with shielded, corded two-wire cable
A
(see note par.1 PR021/K unit menu table
Protection Parameter Function Values Notes
P t
A /K
R 8
S tio e
L rm
L g
S g
L rip
S rip
G rip
I ip
A trip
C .10 0. 1SDH000635R0002
Page No.
A ific tio it
15.
The shield must earthed both the circuit-breaker side and the PR021/K side.
86/108
.0 lib tiv tin t
N lly lly )
L ith tiv it
s itc .5.15.2.2) more than long.
Model L3447
A pparatus Emax DC
S cale
d°c.5. 11.3
D ..n°
