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3TK2821-1CB30, Siemens, Safety relays

3TK2821-1CB30, Siemens, Safety relays

SKU: 3TK2821-1CB30-SIEMENS-SAFETY-RELAYS

Regular price $142.00
Regular price Sale price $142.00
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SIRIUS safety relay with relay enabling circuits (EC) 24 V AC/DC, 22.5 mm Screw terminal EC instantaneous: 3 NO EC delayed: 0 NO SC: 1NC Autostart/manual start Basic device Maximum achieved SIL: 1, PL: c as expansion unit up to maximum achieved SIL: 3, PL: e

product brand name SIRIUS
product designation safety relays
design of the product for EMERGENCY-STOP and safety doors
touch protection against electrical shock finger-safe
insulation voltage rated value 300 V

ambient temperature
● during storage
● during operation

-40 ... +80 °C
-25 ... +60 °C
air pressure according to SN 31205 90 ... 106 kPa
relative humidity during operation 10 ... 95 %
installation altitude at height above sea level maximum 2 000 m
vibration resistance according to IEC 60068-2-6 5 ... 500 Hz: 0,075 mm
shock resistance 8g / 10 ms
surge voltage resistance rated value 4 000 V
EMC emitted interference EN 60947-5-1
installation environment regarding EMC This product is suitable for Class A environments only. In household
environments, this device can cause unwanted radio interference. The user is
required to implement appropriate measures in this case.
number of outputs as contact-affected switching element
● as NC contact
— for signaling function instantaneous contact
● as NO contact
— safety-related instantaneous contact
— safety-related delayed switching


1



3
0
design of input
● cascading input/functional switching
● feedback input
● start input

No
Yes
Yes
type of electrical connection plug-in socket Yes
operating frequency maximum 1 000 1/h
switching capacity current
● of the NO contacts of the relay outputs at DC-13
— at 24 V
— at 115 V
— at 230 V 
● of the NO contacts of the relay outputs at AC-15
— at 115 V 
— at 230 V 
● of the NC contacts of the relay outputs at DC-13
— at 24 V 
— at 115 V 
— at 230 V 
● of the NC contacts of the relay outputs at AC-15
— at 115 V 
— at 230 V



5 A
0.2 A
0.1 A


5 A
5 A


5 A
0.2 A
0.1 A


5 A
5 A


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