Siemens 5SU1374-8AK81 data sheet
Data sheet 5SU1374-8AK81
RCBO, 10 kA, 4P, type B, short-time-delayed K, 30 mA, D char., In: 100 A,
Un AC: 400 V
Model
product brand name
SENTRON
product designation
RCBO
design of the product
Super resistant K
General technical data
number of poles
4
number of poles / note
4P
number of poles / with protection
4
tripping characteristic class
D
mechanical service life (switching cycles) / typical
10 000
overvoltage category
III
degree of pollution
2
Voltage
surge current resistance / at (8/20) µs
3 kA
Supply voltage
type of voltage
AC
operational current / at AC / rated value
100 A
supply voltage
● at AC / rated value
400 V
● for testing equipment / minimum
195 V
operating frequency
50/60 Hz
supply voltage frequency / rated value
50 Hz
Protection class
protection class IP
IP20, if the distribution board is installed, with connected conductors
Switching capacity
breaking capacity short-circuit current (Icn) / according to
EN 61009-1 / rated value
10 kA
switching capacity current
● acc. to EN 60898 / rated value
10 kA
● acc. to IEC 60947-2 / rated value
10 kA
rated residual switching capacity (IΔm) / according to IEC
61009-1
10 kA
energy limitation class
3
Current
tripping fault current / rated value
30 mA
residual current type
B
Product details
5SU13748AK81
Page 1/2
12.21.2020
Subject to change without notice
© Copyright Siemens
product function / neutral conductor switching
Yes
product feature / touch protection
Yes
product feature
● halogen-free
Yes
● silicon-free
Yes
Connections
connectable conductor cross-section / solid
● minimum
6 mm²
● maximum
50 mm²
connectable conductor cross-section / stranded
● minimum
6 mm²
● maximum
50 mm²
connectable conductor cross-section / finely stranded /
with core end processing
● minimum
6 mm²
● maximum
35 mm²
tightening torque / with screw-type terminals
● minimum
3 N·m
● maximum
3.5 N·m
position / of power supply cord
Either top or bottom
Mechanical Design
height
90 mm
width
198 mm
depth
77 mm
installation depth
70 mm
number of modular width units
11
mounting position
any
net weight
2 082 g
weight / with packaging
2 082 g
Environmental conditions
influence of the surrounding temperature
Max. 95% humidity
ambient temperature / during operation
● minimum
-25 °C
● maximum
55 °C
ambient temperature / during storage
● minimum
-40 °C
● maximum
75 °C
number of test cycles / for environmental testing / acc. to
IEC 60068-2-30
28
Certificates
reference code
● acc. to DIN EN 61346-2
F
● acc. to IEC 81346-2
F
General Product Approval
Declaration of
Conformity
other
Miscellaneous Miscellaneous Miscellaneous
Further information
Information- and Downloadcenter (Catalogs, Brochures,…)
http://www.siemens.com/lowvoltage/catalogs
Industry Mall (Online ordering system)
https://mall.industry.siemens.com/mall/en/en/Catalog/product?mlfb=5SU1374-8AK81
Service&Support (Manuals, Certificates, Characteristics, FAQs,...)
https://support.industry.siemens.com/cs/ww/en/ps/5SU1374-8AK81
Image database (product images, 2D dimension drawings, 3D models, device circuit diagrams, ...)
5SU13748AK81
Page 2/3
12.21.2020
Subject to change without notice
© Copyright Siemens
Loading...