Data sheet
3RU2136-4GB0
Overload relay 36...45 A Thermal For motor protection Size S2, Class 10
Contactor mounting Main circuit: Screw Auxiliary circuit: Screw ManualAutomatic-Reset
product brand name
SIRIUS
product designation
thermal overload relay
product type designation
3RU2
General technical data
size of overload relay
S2
size of contactor can be combined company-specific
S2
power loss [W] for rated value of the current at AC in hot
operating state
15.6 W
● per pole
5.2 W
insulation voltage with degree of pollution 3 at AC rated
value
690 V
surge voltage resistance rated value
6 kV
maximum permissible voltage for safe isolation in
networks with grounded star point
● between auxiliary and auxiliary circuit
415 V
● between auxiliary and auxiliary circuit
415 V
● between main and auxiliary circuit
690 V
● between main and auxiliary circuit
690 V
shock resistance according to IEC 60068-2-27
8g / 11 ms
type of protection according to ATEX directive
2014/34/EU
Ex II (2) GD
certificate of suitability according to ATEX directive
2014/34/EU
DMT 98 ATEX G 001
reference code according to IEC 81346-2
F
Substance Prohibitance (Date)
10/15/2014
Ambient conditions
installation altitude at height above sea level maximum
2 000 m
ambient temperature
● during operation
-40 ... +70 °C
● during storage
-55 ... +80 °C
● during transport
-55 ... +80 °C
temperature compensation
-40 ... +60 °C
relative humidity during operation
10 ... 95 %
Main circuit
number of poles for main current circuit
3
adjustable current response value current of the
current-dependent overload release
36 ... 45 A
operating voltage
● rated value
690 V
● at AC-3e rated value maximum
690 V
operating frequency rated value
3RU21364GB0
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50 ... 60 Hz
7/4/2022
Subject to change without notice
© Copyright Siemens
operational current rated value
45 A
operational current at AC-3e at 400 V rated value
45 A
operating power
● at AC-3
— at 400 V rated value
22 kW
— at 500 V rated value
30 kW
— at 690 V rated value
37 kW
● at AC-3e
— at 400 V rated value
22 kW
— at 500 V rated value
30 kW
— at 690 V rated value
37 kW
Auxiliary circuit
design of the auxiliary switch
integrated
number of NC contacts for auxiliary contacts
1
● note
number of NO contacts for auxiliary contacts
● note
number of CO contacts for auxiliary contacts
for contactor disconnection
1
for message "Tripped"
0
operational current of auxiliary contacts at AC-15
● at 24 V
3A
● at 110 V
3A
● at 120 V
3A
● at 125 V
3A
● at 230 V
2A
● at 400 V
1A
operational current of auxiliary contacts at DC-13
● at 24 V
2A
● at 60 V
0.3 A
● at 110 V
0.22 A
● at 125 V
0.22 A
● at 220 V
0.11 A
design of the miniature circuit breaker for short-circuit
protection of the auxiliary switch required
6A (SCC less than equal to 0.5 kA; U less than equal to 260V)
contact rating of auxiliary contacts according to UL
B600 / R300
Protective and monitoring functions
trip class
CLASS 10
design of the overload release
thermal
UL/CSA ratings
full-load current (FLA) for 3-phase AC motor
● at 480 V rated value
45 A
● at 600 V rated value
45 A
Short-circuit protection
design of the fuse link
● for short-circuit protection of the auxiliary switch
required
fuse gG: 6 A, quick: 10 A
Installation/ mounting/ dimensions
mounting position
any
fastening method
Contactor mounting
height
90 mm
width
55 mm
depth
105 mm
Connections/ Terminals
product component removable terminal for auxiliary
and control circuit
No
type of electrical connection
● for main current circuit
screw-type terminals
● for auxiliary and control circuit
screw-type terminals
arrangement of electrical connectors for main current
circuit
Top and bottom
type of connectable conductor cross-sections
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© Copyright Siemens
● for main contacts
— solid or stranded
2x (1 ... 35 mm²), 1x (1 ... 50 mm²)
— finely stranded with core end processing
2x (1 ... 25 mm²), 1x (1 ... 35 mm²)
● at AWG cables for main contacts
2x (18 ... 2), 1x (18 ... 1)
type of connectable conductor cross-sections
● for auxiliary contacts
— solid or stranded
2x (0.5 ... 1.5 mm²), 2x (0.75 ... 2.5 mm²)
— finely stranded with core end processing
2x (0.5 ... 1.5 mm²), 2x (0.75 ... 2.5 mm²)
● at AWG cables for auxiliary contacts
2x (20 ... 16), 2x (18 ... 14)
tightening torque
● for main contacts with screw-type terminals
3 ... 4.5 N·m
● for auxiliary contacts with screw-type terminals
0.8 ... 1.2 N·m
design of screwdriver shaft
Diameter 5 ... 6 mm
size of the screwdriver tip
Pozidriv PZ 2
design of the thread of the connection screw
● for main contacts
M6
● of the auxiliary and control contacts
M3
Safety related data
T1 value for proof test interval or service life according to
IEC 61508
20 y
protection class IP on the front according to IEC
60529
IP20
touch protection on the front according to IEC 60529
finger-safe, for vertical contact from the front
Display
display version for switching status
Slide switch
Certificates/ approvals
For use in hazardous locations
General Product Approval
Confirmation
For use in hazardous locations
Declaration of Conformity
Test Certificates
Type Test Certificates/Test Report
Marine / Shipping
Special Test Certificate
Marine / Shipping
other
Confirmation
Railway
Special Test Certificate
Further information
3RU21364GB0
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7/4/2022
Subject to change without notice
© Copyright Siemens
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Characteristic: Tripping characteristics, I²t, Let-through current
https://support.industry.siemens.com/cs/ww/en/ps/3RU2136-4GB0/char
Further characteristics (e.g. electrical endurance, switching frequency)
http://www.automation.siemens.com/bilddb/index.aspx?view=Search&mlfb=3RU2136-4GB0&objecttype=14&gridview=view1
last modified:
3/8/2022
3RU21364GB0
Page 4/4
7/4/2022
Subject to change without notice
© Copyright Siemens
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