Data sheet
3RV2031-4UA10
Circuit breaker size S2 for motor protection, CLASS 10 A-release
32...40 A N-release 585 A screw terminal Standard switching
capacity
Product brand name
Product designation
Design of the product
Product type designation
SIRIUS
Circuit breaker
For motor protection
3RV2
General technical data
Size of the circuit-breaker
Size of contactor can be combined company-specific
Product extension
● Auxiliary switch
Power loss [W] total typical
Insulation voltage with degree of pollution 3 rated
value
Surge voltage resistance rated value
maximum permissible voltage for safe isolation
● in networks with grounded star point between
main and auxiliary circuit
● in networks with grounded star point between
main and auxiliary circuit
Protection class IP
400 V
400 V
Yes
15 W
690 V
6 kV
S2
S2
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● on the front
● of the terminal
Shock resistance
● acc. to IEC 60068-2-27
Mechanical service life (switching cycles)
● of the main contacts typical
● of auxiliary contacts typical
Electrical endurance (switching cycles)
● typical
Certificate of suitability ATEX
Protection against electrical shock
Reference code acc. to DIN EN 81346-2
IP20
IP00
25g / 11 ms Sinus
50 000
50 000
50 000
Yes
finger-safe when touched vertically from front acc. to IEC 60529
Q
Ambient conditions
Installation altitude at height above sea level
● maximum
Temperature compensation
Relative humidity during operation
2 000 m
-20 ... +60 °C
10 ... 95 %
Main circuit
Number of poles for main current circuit
Adjustable pick-up value current of the current-
dependent overload release
Operating voltage
● rated value
● at AC-3 rated value maximum
Operating frequency rated value
Operating current rated value
Operating current
● at AC-3
— at 400 V rated value
Operating power
● at AC-3
— at 230 V rated value
— at 400 V rated value
— at 500 V rated value
— at 690 V rated value
Operating frequency
● at AC-3 maximum
15 1/h
11 000 W
18 500 W
22 000 W
37 000 W
40 A
690 V
690 V
50 ... 60 Hz
40 A
3
32 ... 40 A
Protective and monitoring functions
Product function
● Ground fault detection
● Phase failure detection
No
Yes
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Trip class
Design of the overload release
Operational short-circuit current breaking capacity
(Ics) at AC
● at 240 V rated value
● at 400 V rated value
● at 500 V rated value
● at 690 V rated value
Maximum short-circuit current breaking capacity (Icu)
● at AC at 240 V rated value
● at AC at 400 V rated value
● at AC at 500 V rated value
● at AC at 690 V rated value
Response value current
● of instantaneous short-circuit trip unit
CLASS 10
thermal
100 A
30 kA
5 kA
2 kA
100 kA
65 kA
10 kA
4 kA
585 A
UL/CSA ratings
Full-load current (FLA) for three-phase AC motor
● at 480 V rated value
● at 600 V rated value
Yielded mechanical performance [hp]
● for single-phase AC motor
— at 110/120 V rated value
— at 230 V rated value
● for three-phase AC motor
— at 200/208 V rated value
— at 220/230 V rated value
— at 460/480 V rated value
— at 575/600 V rated value
15 hp
15 hp
30 hp
40 hp
3 hp
7.5 hp
40 A
40 A
Short-circuit protection
Product function Short circuit protection
Design of the short-circuit trip
Design of the fuse link for IT network for short-circuit
protection of the main circuit
● at 240 V
● at 400 V
● at 500 V
● at 690 V
none required
125
100
80
Yes
magnetic
Installation/ mounting/ dimensions
Mounting position
Mounting type
any
screw and snap-on mounting onto 35 mm standard mounting rail
according to DIN EN 60715
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Height
Width
Depth
Required spacing
● with side-by-side mounting
— forwards
— Backwards
— upwards
— downwards
— at the side
● for grounded parts
— forwards
— Backwards
— upwards
— at the side
— downwards
● for live parts
— forwards
— Backwards
— upwards
— downwards
— at the side
140 mm
55 mm
149 mm
0 mm
0 mm
50 mm
50 mm
0 mm
0 mm
0 mm
50 mm
10 mm
50 mm
0 mm
0 mm
50 mm
50 mm
10 mm
Connections/Terminals
Product function
● removable terminal for auxiliary and control
circuit
Type of electrical connection
● for main current circuit
Arrangement of electrical connectors for main current
circuit
Type of connectable conductor cross-sections
● for main contacts
— single or multi-stranded
— finely stranded with core end processing
● at AWG conductors for main contacts
Tightening torque
● for main contacts with screw-type terminals
Design of screwdriver shaft
Size of the screwdriver tip
Design of the thread of the connection screw
● for main contacts
M6
3 ... 4.5 N·m
Diameter 5 to 6 mm
Pozidriv 2
2x (1 ... 25 mm²), 1x (1 ... 35 mm²)
2x (1 ... 16 mm²), 1x (1 ... 25 mm²)
2x (18 ... 3), 1x (18 ... 2)
screw-type terminals
Top and bottom
No
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Safety related data
B10 value
● with high demand rate acc. to SN 31920
Proportion of dangerous failures
● with low demand rate acc. to SN 31920
● with high demand rate acc. to SN 31920
Failure rate [FIT]
● with low demand rate acc. to SN 31920
T1 value for proof test interval or service life acc. to
IEC 61508
Display version
● for switching status
Handle
50 FIT
10 y
50 %
50 %
5 000
Certificates/approvals
General Product Approval
For use in haz-
ardous loca-
tions
KC
For use in haz-
ardous loca-
tions
Declaration of Conformity
Test Certificates
Marine / Ship-
ping
Type Test Certific-
ates/Test Report
Miscellaneous
Special Test Certi-
ficate
Marine / Shipping
other
Confirmation
Railway
Vibration and Shock
Further information
3RV2031-4UA10
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© Copyright Siemens
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