Sto Safety Relay Type; Push-Button To Be Used With Emergency Stop; Sto; Safety Data - ABB ACS800 Series Application Manual

STO safety relay type


General requirements
Example 1
Type and manufacturer
Approvals
Example 2
Type and manufacturer
Approvals

Push-button to be used with emergency stop


Type
Example
Switch to be used with Prevention of unexpected start-up function

implemented with STO
Type
Example

Safety data

Note: The safety relay is not included in the safety data given in this chapter.

STO in ACS800 drives and inverter modules


The data applies to both air-cooled and liquid-cooled modules.
SIL/
Frame size SC PL
SILCL
R2, R2i 2 2
R3, R3i 2 2
R4, R4i 2 2
R5, R5i 2 2
R6 2 2
R7, R7i,
2 2
R8, R8i
IEC 61508 and/or EN/ISO 13849-1
Simple SIL3 approved safety relay
DOLD LG 5925.48/60 AC/DC 24 V
ABB BT50 24DC
SILCL 3 according to EN 62061 and PL e according to EN ISO 13849-1
Programmable safety logic
ABB AC500-S
IEC 61508, SIL3; and EN ISO 13849-1, PL e
A push-button operated switch with a palm or mushroom head type.
Actuators of emergency stop devices are colored red.
ABB CE4T-10R-02
A lockable selector switch with a reliable and unambiguous indication of
positions.
Kraus & Naimer
DH11 A291-600, FT22-V+S0V845/A11/D11
SFF PFH
PFD
T
(1/h)
(%)
T = 20 a
1
d >90 3,63E-10 3.54E-06
d >90 3.63E-10 3.54E-06
d >90 8.11E-10 7.50E-06
d >90 5.67E-10 5.34E-06
d >90 3.97E-10 3.85E-06
d >90 8.72E-10 8.03E-06
MTTF
PFD
avg avg
= 2 a T = 5 a
1 1
(a)
4.53E-06 5373
4.53E-06 5373
1.82E-05 4987
1.28E-05 5190
9.06E-06 5341
1.95E-05 4993
Technical data 37
DC
D
Cat. HFT CCF
(%)
> 90
2 0 65
> 90
2 0 65
> 90
2 0 65
> 90
2 0 65
> 90
2 0 65
> 90
2 0 65
3AXD10000342876 Rev B
T
M
(a)
20
20
20
20
20
20