Data Sheet
● at AWG conductors / for auxiliary and control
contacts
1x (AWG 20 ... 12)
Tightening torque / for main contacts / with screw-
type terminals
2...2.5N·m
Tightening torque / for auxiliary and control contacts /
with screw-type terminals
0.5...0.6N·m
Tightening torque [lbf·in]
● for main contacts / with screw-type terminals
18...22lbf·in
● for auxiliary and control contacts / with screw-
type terminals
4.5...5.3lbf·in
Design of the thread / of the connection screw
● for main contacts
M4
● of the auxiliary and control contacts
M3
Wire stripping length / of the cable
● for main contacts
7mm
● for auxiliary and control contacts
7mm
Ambient conditions
Ambient temperature
● during operation
-25...+60°C
● during storage
-55...+80°C
Electromagnetic compatibility
Conducted interference
● due to burst / acc. to IEC 61000-4-4
2 kV / 5 kHz behavior criterion 2
● due to conductor-earth surge / acc. to IEC
61000-4-5
2 kV behavior criterion 2
● due to conductor-conductor surge / acc. to IEC
61000-4-5
1 kV behavior criterion 2
● due to high-frequency radiation / acc. to IEC
61000-4-6
140 dBuV in the frequency range 0.15 ... 80 MHz, behavior
criterion 1
Electrostatic discharge / acc. to IEC 61000-4-2 4 kV contact discharging / 8 kV air discharging, behavior criterion
2
Conducted HF-interference emissions / acc. to
CISPR11
Class A for industrial environment
Field-bound HF-interference emission / acc. to
CISPR11
Class B for the domestic, business and commercial environments
Further information
Information- and Downloadcenter (Catalogs, Brochures,…)
www.siemens.com/sirius/catalogs
Industry Mall (Online ordering system)
https://mall.industry.siemens.com/mall/en/en/Catalog/product?mlfb=3RF2320-1AA14
Cax online generator
http://support.automation.siemens.com/WW/CAXorder/default.aspx?lang=en&mlfb=3RF2320-1AA14
Service&Support (Manuals, Certificates, Characteristics, FAQs,...)
https://support.industry.siemens.com/cs/ww/en/ps/3RF2320-1AA14
3RF2320-1AA14 Subject to change without notice
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09/12/2019 © Copyright Siemens