Siemens SIRIUS 3TK2826 Manual page 65

Typical circuit diagrams for cascading input (terminal 1)
2 4 V D C
ON
Y 1 2
A 1 A 1
T 1
Y 3 4 6 4
Y 2 2 T 2
Q 1
. .
.
Q 4
M
Figure 13-5 3TK2826 - cascading typical circuit diagram
Short circuit protection in accordance with IEC 60 947-5-1
The device must have an upstream fuse, 4 A gL/gG or 6 A quick-response, as short circuit
protection.
3TK2826 safety relay
Manual, 08/2007, GWA NEB 926 1579-02 DS 02
Ü b e r g e o r d n e t e A b s c h a l t u n g
A 1 A 1 Y 1 2
Y 2 2 T 2
A b s c h a l t u n g
B e r e i c h 1
Y 3 3 1 3 2 3 3 3 4 3
T3 1
2 4
7 4
1 4 3 4 4 4
A 2
H1 H2 Q 1 Q 2 Q3 Q4
WARNING
ON
Y 3 3
T 1 T3 1 1 3 2 3 3 3 4 3
Y 3 4 6 4
7 4 2 4
1 4 3 4 4 4
A 2
Q1
. .
.
Q 2
H1 H2 Q 1
5 1
A 1 A 1
5 2 Y 2 2 T 2
H3
Circuit diagrams/applications
13.1 Block diagrams
5 1
5 2
Q 2 H3
A b s c h a l t u n g
B e r e i c h 2
ON
Y 1 2
Y 3 3 1 3 2 3
T 1 T3 1
Y 3 4 6 4
2 4
7 4
A 2 1 4
Q 1
. .
.
Q 4 H1 H2 Q 1 Q 2
3 3 4 3 5 1
3 4 4 4 5 2
Q3 Q4 H3
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