Data sheet
3SE7120-2DD01
cable-operated switch metal enclosure, 2x M20 x1.5; 1 NO+1 NC, without latching,
for cable lengths up to 5 m, only Bowden cable function, 55 N spring, maximum
actuating force 80 N
product brand name
SIRIUS
product designation
cable-operated switch
product type designation
3SE7
General technical data
product function EMERGENCY STOP function
No
product component light source
No
insulation voltage rated value
400 V
degree of pollution
class 3
surge voltage resistance rated value
6 kV
protection class IP
IP65
mechanical service life (operating cycles) typical
1 000 000
thermal current
6A
reference code according to IEC 81346-2
S
continuous current of the DIAZED fuse link gG
6A
Substance Prohibitance (Date)
07/01/2006
Ambient conditions
ambient temperature during operation
-25 ... +70 °C
number of NC contacts for auxiliary contacts
1
number of NO contacts for auxiliary contacts
1
operational current at AC-15
● at 240 V rated value
6A
● at 400 V rated value
6A
operational current at DC-13
● at 24 V rated value
3A
● at 250 V rated value
0.27 A
Enclosure
material of the enclosure
metal
material of the enclosure cover
Plastic
product component EMERGENCY STOP device
No
color
● of the enclosure
black
● of the enclosure top part
grey
coating of the enclosure
painted
Display
product function status display
No
circuit principle
Jump function
material of the contact
Silver
number of switching contacts safety-related
1
cable entry type
1x M20 x 1,5
Installation/ mounting/ dimensions
3SE71202DD01
Page 1/4
5/8/2024
Subject to change without notice
© Copyright Siemens
fastening method
screw fixing
height
172 mm
width
53 mm
depth
43 mm
Connections/ Terminals
type of electrical connection
screw terminal
type of connectable conductor cross-sections
● solid
2x (0.5 ... 2.5 mm²)
● finely stranded with core end processing
2x (0.5 ... 2.5 mm²)
● for AWG cables solid
2x (20 ... 14)
● for AWG cables stranded
2x (20 ... 14)
Safety related data
proportion of dangerous failures with high demand rate
according to SN 31920
50 %
B10 value with high demand rate according to SN 31920
100 000
Approvals Certificates
General Product Approval
Marine / Shipping
Confirmation
Marine / Shipping
other
Confirmation
Further information
Information on the packaging
https://support.industry.siemens.com/cs/ww/en/view/109813875
Information- and Downloadcenter (Catalogs, Brochures,…)
https://www.siemens.com/ic10
Industry Mall (Online ordering system)
https://mall.industry.siemens.com/mall/en/en/Catalog/product?mlfb=3SE7120-2DD01
Cax online generator
http://support.automation.siemens.com/WW/CAXorder/default.aspx?lang=en&mlfb=3SE7120-2DD01
Service&Support (Manuals, Certificates, Characteristics, FAQs,...)
https://support.industry.siemens.com/cs/ww/en/ps/3SE7120-2DD01
Image database (product images, 2D dimension drawings, 3D models, device circuit diagrams, EPLAN macros, ...)
http://www.automation.siemens.com/bilddb/cax_de.aspx?mlfb=3SE7120-2DD01&lang=en
3SE71202DD01
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5/8/2024
Subject to change without notice
© Copyright Siemens
[mm]
5
3
0
3
5
13-14
21-22
Betätigungsrichtung / Travel
Schaltglied geschlossen / Contact element closed
Schaltglied geöffnet / Contact element open
last modified:
3SE71202DD01
Page 3/4
4/8/2024
5/8/2024
Subject to change without notice
© Copyright Siemens
3SE71202DD01
Page 4/4
5/8/2024
Subject to change without notice
© Copyright Siemens
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