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Siemens Sirius 3TK2826 User Manual

Siemens Sirius 3TK2826
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Circuit diagrams/applications
13.1 Block diagrams
3TK2826 safety relay
62 Manual, 08/2007, GWA NEB 926 1579-02 DS 02
3TK2826-*CW30 with undelayed enabling circuits
.
.
.
13
14 24
33 43
44
51
52A2
A1 T3Y33T1Y12 1
Y22 64
Q4
ON
Y34 63
Q1
L
N
23
34T2
+ 4 4 4 4 +
Figure 13-2 Block diagram 3TK2826-*CW30
WARNING
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.

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Siemens Sirius 3TK2826 Specifications

General IconGeneral
Relay Typesafety relay
Type of voltageAC/DC
Category acc. to EN ISO 13849-1Category 4
Rated operational current6 A
Mechanical durability10, 000, 000 cycles
Electrical durability100, 000 cycles
Protection classIP20
Rated Control Voltage24 V
Supply voltage24 V
Stop category0
SIL claim level safety integrity level acc. to IEC 61508SIL 3
Performance level (PL) acc. to EN ISO 13849-1e
Operating temperature range-25°C to +55°C
Operating Temperature-25°C to +55°C

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