Technical data
13.2 Basic units
3SK1 safety relays
Manual, 04/2013, A5E02526190021A/RS-AA/01
203
3SK1112-.BB..
Design of the input
• cascading-input/functional switching
Yes
• feedback input
Yes
• start input
Yes
Design of the electrical connection jumper socket
No
Operating cycles maximum 1/h 2 000
Switching capacity current of the semiconductor outputs at DC-13 at
24 V
A 2
Switching capacity current of the NO contacts of the relay outputs
• at DC-13
– at 24 V
A —
– at 115 V
A
—
– at 230 V
A
—
• at AC-15
– at 115 V
A —
– at 230 V
A
—
Switching capacity current of the NC contacts of the relay outputs
• at DC-13
– at 24 V
A —
– at 115 V
A
—
– at 230 V
A
—
• at AC-15
– at 115 V
A —
– at 230 V
A
—
Thermal current of the contact-affected switching element maximum A
—
Total current maximum A —
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
V —
Design of the fuse link for short-circuit protection of the NO
contacts of the relay outputs required
not required
Cable length between sensor and electronic evaluation device with
Cu 1.5 mm² and 150 nF/km maximum
m 1 000
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