Siemens SQN72 Series - Circuit Diagrams and Control Sequences (LME22 - Type D); LME22 Type D 2-Stage Operation

17/20
Smart Infrastructure CC1N7802en
8/11/2021
Circuit diagrams (examples)
No. D  LME22
2-stage or modulating operation  prepurging at high-fire position (NL)
X1
Plug
-
in space, 4
-
pole
X2
Plug
-
in space, 5
-
pole
X3
Plug
-
in space, 3
-
pole
I
II
III
IV
V
red
blue
orange
black
green
Program sequence diagram
shows 2-stage operation.