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Siemens 3VA1140-4EF36-0AG0 — Molded Case Circuit Breakers (MCCB)

Siemens 3VA1140-4EF36-0AG0 SENTRON MCCB, 40A, 3-Pole, 121kA

MPN3VA1140-4EF36-0AG0

Siemens SENTRON 3VA1140-4EF36-0AG0, molded case circuit breaker (MCCB), 3-pole, 40 A rated at 40 °C, TM240 thermal-magnetic release, line protection design, breaking capacity 121 kA at 240 V AC.

Source DocumentedChannel stated on listing & quote
Condition PhotosReal unit photos / video on request
WhatsApp AnswersFast human replies for machine-down parts
Worldwide DispatchDHL/FedEx — transit quoted per order
Independent China distributor & sourcing agent· Listing updated Sep 2026

Specifications

3VA1140-4EF36-0AG0 — Identification
ParameterValue
Product designationMolded case circuit breaker
Brand / rangeSENTRON
Basic switch (supplied) ref.3VA11404EF360AA0
Integrated auxiliary / alarm switch ref.3VA9988-0AB11
3VA1140-4EF36-0AG0 — Ratings
ParameterValue
Number of poles3
Rated operational voltage Ue (AC)690 V
Rated insulation voltage Ui800 V
Current at 40 °C40 A
Current at 45 °C40 A
Current at 50 °C40 A
Current at 55 °C39 A
Current at 60 °C39 A
Current at 65 °C38 A
Current at 70 °C37 A
Switching capacity classS
Breaking capacity at 240 V121 kA
Breaking capacity at 415 V75.6 kA
Breaking capacity at 440 V52.5 kA
Breaking capacity at 500 V11.9 kA
Breaking capacity at 690 V11.9 kA
Power loss, max.10.8 W
3VA1140-4EF36-0AG0 — Protection & Trip Unit
ParameterValue
Overcurrent release (trip unit) typeTM240
Overcurrent protection functionLI
Ground-fault monitoringWithout
Grounding protection functionNo
3VA1140-4EF36-0AG0 — Construction & Connection
ParameterValue
Main circuit connection typebox terminal on both sides
Main circuit connector arrangementFront terminal
Protection class (IP), frontIP40
3VA1140-4EF36-0AG0 — Accessories & Functions
ParameterValue
Undervoltage releaseNo
Voltage triggerNo
Trip indicatorYes
Communication functionNo
Measurement functionNo
Motor drive optionYes
Auxiliary CO contacts2
3VA1140-4EF36-0AG0 — Environmental
ParameterValue
Operating temperature, max.70 °C
Operating temperature, min.-25 °C
Storage temperature, max.80 °C
Storage temperature, min.-40 °C
3VA1140-4EF36-0AG0 — Mechanical
ParameterValue
Mechanical service life (operating cycles), typ.20 000
Height130 mm
Width76.2 mm
Depth70 mm
Height (in)5.12 in
Width (in)3 in
Depth (in)2.76 in

Product details

The breaking capacity reaches 121 kA at 240 V AC, 75.6 kA at 415 V AC, and 52.5 kA at 440 V AC — figures that govern its fault-interruption capability at each voltage level.

The 40 A rating holds from 40 °C through 50 °C, then derates to 39 A at 55 °C and 60 °C, 38 A at 65 °C, and 37 A at 70 °C.

Breaking Capacity by Voltage

Breaking capacity is voltage-dependent: 121 kA at 240 V, 75.6 kA at 415 V, 52.5 kA at 440 V, and 11.9 kA at both 500 V and 690 V.

Physical Integration and Auxiliary Switching

It does not include an undervoltage release, ground-fault monitoring, or communication function. The supplied basic switch order code is 3VA11404EF360AA0.

Frequently asked questions

What is the breaking capacity of 3VA1140-4EF36-0AG0 at 415 V?

The breaking capacity at 415 V AC is 75.6 kA. At 240 V it is 121 kA, at 440 V it is 52.5 kA, and at 500 V and 690 V it is 11.9 kA.

Where can I buy 3VA1140-4EF36-0AG0 and how is it quoted?

This part is sourced through independent distribution and quoted to order against an RFQ. Availability and current pricing are confirmed at the time of quotation.

MPN
3VA1140-4EF36-0AG0