ABB Emax DC L3447 Installation And Service Instructions Manual page 106

Circuit diagram - Operating status
Three-pole E2-E3 circuit-breaker with PR122/DC or PR123/DC
electronic release
A1 C1 B1
Q
a1 c1 b1
Three-pole E4-E6 circuit-breaker with PR122/DC or PR123/DC
electronic release
A1 A2 C1 C2 B1
Q
a1 a2 c1 c2 b1
L3447
Model
L3728
K51
>
XK10
A1I
1
> >
2
XO
A1E
1
> >
>> >
Y01
XO
> >
2
PR122/DC
XK11
B1I
1
2
B1E
PR123/DC
B2
K51
>
XK10
A1I
1
> >
2
XO
A1E
> > 1
> >>
XK10
XO
A2I
3
> >
2
4
A2E
PR122/DC
XK11
B1I 1
2
B1E
XK11
3
B2I
4
B2E
PR123/DC
b1
Four-pole E2-E3 circuit-breaker with PR122/DC or PR123/DC
electronic release
A1 C1
Q
a1 c1
Four-pole E4-E6 circuit-breaker with PR122/DC or PR123/DC
electronic release
A1 A2 C1
Q
Y01
a1 a2 c1
Apparatus
Doc. No.
D1 B1
XK10
A1I
A1E
XK11
B1I
B1E
d1 b1
C2 D1 D2 B1 B2
A1I
A1E
A2I
A2E
B1I
B1E
B2I
B2E
c2 d1 d2 b1 b2
Emax DC
1SDH000635R0002
K51
>
1
> >
2
XO
> > 1
>
> >
Y01
XO
> >
2
PR122/DC
2
1
PR123/DC
K51
>
>>
XO
XK10
>> 1
1
2
> > >
Y01
XO
> >
2
XK10
3
4
PR122/DC PR122/DC
XK11
1
2
XK11
3
4
PR123/DC PR123/DC
Scale
Page No.
104/108