Siemens Sentron WL, Operating Instructions Manual, Page: 371 / 374

3ZX1812-0WL00-0AN4 29 – 3
Circuit-breaker 3WL1
Change or replacement of the ETU
Announcement of circuit-breaker modification
Siemens AG
Technical Assistance https://support.industry.siemens.com
Customer:
Circuit-breaker 3WL:
ID No.:
0
MLFB:
@
3WL
ID No. of the ETU:
3
Replaced by ETU:
ID No. of the ETU:
3
Function test:
Test passed: Yes / No
[Test device, MLFB 3WL9111-0AT32-0AA0]
Transformer test L1
L2
L3
N
G
Trip out test L
S
I
N
(Settings: Ig= OFF necessary)
G
Name: Department:
Date of training: Place of 3WL assembly training:
Date: Signature:
@
0
3
ETU25B
250123456789
29.3Announcement of circuit breaker
modification