SQ 14.2 / SQR 14.2
Switchgear version: Thyristors
Safe STOP OPEN or Safe
STOP CLOSE
Safe ESD
Safety function
2.16 x 10
–3
2.67 x 10
–3
PFD
avg
T
Proof
= 1 Jahr (1001)
2.22 x 10
–4
2.57 x 10
–4
PFD
avg
T
Proof
= 1 Jahr (1002)
SIL 2 (HFT = 0)
SIL 3 (HFT = 1)
SIL 2 (HFT = 0)
SIL 3 (HFT = 1)
SIL capability
including detected "annunciation" failures (
λ
AD
) (failures in diagnostic function)
1)
Table 13: SQEx .2 series with ACExC 01.2 actuator controls in SIL version
SQEx 05.2 – SQEx 12.2 / SQREx 05.2 – SQREx 12.2
Switchgear version: Thyristors with tripping contactor
Safe STOP OPEN or Safe
STOP CLOSE
Safe ESD
Safety function
665 FIT
176 FIT
λ
S
89 FIT
884 FIT
λ
DD
1)
217 FIT
226 FIT
λ
DU
77 %
82 %
SFF
29 %
79 %
DC
1.83 x 10
–3
2.28 x 10
–3
PFD
avg
T
Proof
= 1 Jahr (1001)
1.86 x 10
–4
2.16 x 10
–4
PFD
avg
T
Proof
= 1 Jahr (1002)
SIL 2 (HFT = 0)
SIL 3 (HFT = 1)
SIL 2 (HFT = 0)
SIL 3 (HFT = 1)
SIL capability
including detected "annunciation" failures (
λ
AD
) (failures in diagnostic function)
1)
Table 14: SQEx .2 series with ACExC 01.2 actuator controls in SIL version
SQEx 14.2 / SQREx 14.2
Switchgear version: Thyristors with tripping contactor
Safe STOP OPEN or Safe
STOP CLOSE
Safe ESD
Safety function
704 FIT
176 FIT
λ
S
89 FIT
919 FIT
λ
DD
1)
257 FIT
276 FIT
λ
DU
75 %
79 %
SFF
25 %
76 %
DC
2.16 x 10
–3
2.72 x 10
–3
PFD
avg
T
Proof
= 1 Jahr (1001)
2.22 x 10
–4
2.61 x 10
–4
PFD
avg
T
Proof
= 1 Jahr (1002)
SIL 2 (HFT = 0)
SIL 3 (HFT = 1)
SIL 2 (HFT = 0)
SIL 3 (HFT = 1)
SIL capability
including detected "annunciation" failures (
λ
AD
) (failures in diagnostic function)
1)
Table 15: SQ .2/SQEx .2 type range with AC 01.2/ACExC 01.2 actuator controls in
SIL version, with heating system
SQ 05.2 – SQ 12.2 / SQEx 05.2 – SQEx 12.2
Switchgear version: Contactors
Safe STOP OPEN or Safe
STOP CLOSE
Safe ESD
Safety function
636 FIT
185 FIT
λ
S
180 FIT
910 FIT
λ
DD
1)
270 FIT
214 FIT
λ
DU
75 %
83 %
SFF
40 %
80 %
DC
42
Part-turn actuators
Safety-related figures
with AC 01.2-SIL/ACExC 01.2-SIL
