Siemens SIRIUS 3SK1 Manual page 216

Technical data
13.2 Basic units
Switching capacity current of the
semiconductor outputs at DC-13 at
24 V
Switching capacity current of the
NO contacts of the relay outputs
at DC-13
•
– at 24 V
– at 115 V
– at 230 V
at AC-15
•
– at 115 V
– at 230 V
Switching capacity current of the
NC contacts of the relay outputs
at DC-13
•
– at 24 V
– at 115 V
– at 230 V
at AC-15
•
– at 115 V
– at 230 V
Thermal current of the contact-
affected switching element maximum
Total current maximum
Mechanical operating cycles as
operating time typical
Max. permissible voltage for safe
isolation between electronic
evaluation device and enabling
circuit according to EN 60947-1
Design of the fuse link for short-
circuit protection of the NO contacts
of the relay outputs required
Cable length between sensor and
electronic evaluation device with
Cu 1.5 mm² and 150 nF/km
maximum
216
3SK1121-.CB.1
A —
A 3
A 0.2
A 0.1
A 3
A 3
A —
A —
—
A
A —
A —
A 5
A 12
10 000 000
V —
gL/gG: 6A or circuit breaker type A: 3A or circuit breaker type B:
2A or circuit breaker type C: 1A
m 1 000
3SK1121-.CB.2 3SK1121-.CB.4
Manual, 04/2013, A5E02526190021A/RS-AA/01
3SK1 safety relays