Siemens 3TK28 - Page 77

Description of the individual safety relays
3.6 3TK28 safety relays with relay enabling circuits
3TK28 safety relays
Manual, 07/2016, NEB926157502000/RS-AB/003
77
3TK2825-.A...
3TK2825-.B...
Design of the electrical connection jumper socket
Yes
Switching capacity current
• at AC-15 at 24 V
A
—
• of the NO contacts of the relay outputs
– at AC-15 at 230 V
A
6
– at DC-13 at 24 V
A
6
• of the NC contacts of the relay outputs at AC-15
– at 115 V
A
6
– at 230 V
A
6
Thermal current
of the contact-affected switching element
maximum
A
6
Electrical operating cycles as operating time typical
100 000
Mechanical operating cycles as operating time typical
10 000 000
Design of the fuse link
for short-circuit protection of the
NO contacts of the relay outputs
required
gL/gG: 6 A, or quick: 10 A
Type of voltage of the controlled supply voltage
AC
DC
Control supply voltage frequency
• 1 rated value
Hz
50 —
• 2 rated value
Hz
60 —
Control supply voltage 1 for DC final rated value
• for DC rated value
V
— 24
Operating range factor control supply voltage rated value
of
the magnet coil
• at 50 Hz
– for AC
0.85
1.1
• at 60 Hz
– for AC
0.85
1.1
• for DC
0.85
1.1