Test Of Switch Unit Transformers - OEZ ZES- 4 Gebrauchsanweisung

Test of Release SE-BL-...-A001
TEST ZS
min. min.
Ir tr Irmv
!
Prior to setting the „tr" switch of the release, turn the switch to
„

8. Test of Switch Unit Transformers

8.1 Test module connection to the switching unit
a)
Test ! Test !
e)
GB
1)
tr=
max. max.
tv Irm
" position (reset of thermal memory)
b)
!
ZES-4
POWER
c)
U=0V
V
V
5
4
3
2
1
5 6
TEST
4 7
3 8
!
2 9
SE-BD-0...-....
SE-BH-0...-....
1
10
TEST ON TEST ON
TEST OFF TEST OFF
N.C. SE-B.-....-.... N.C. SE-B.-....-....
Test module
- 6 -
2)
d)
U=0V
!
!
Test module
990445d