Edwards SIGA-REL Technical - Page 36

Chapter 2: Installation
28 SIGA-REL Technical Reference Manual
Figure 13: Supervision of the service disconnect switch
RELA-SRV-1
()
()
DATA OUT to
next device
Releasing Module TB4
47 k
EOLR
Ω
7
8
1234
()
()
DATA IN from
previous device
Model: CT1
Device type: Supervisory
Personality: (3) Active B
Text 1: REL1 RELEASE 1
Text 2: DISCONNECT SW
Active
Normal




1 2 3 4
1
2 3 4
RELA-EOL
Second releasing
circuit or 47 k
EOLR
Ω