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Siemens 3VA1225-6EF42-0CH0 — Molded Case Circuit Breakers (MCCB)

Siemens 3VA1225-6EF42-0CH0 SENTRON MCCB, 250 A, 4-Pole, 220

MPN3VA1225-6EF42-0CH0

Siemens SENTRON 3VA1225-6EF42-0CH0, molded case circuit breaker, 4-pole, 250 A rated at 40 °C, 220 kA breaking capacity at 240 V, line protection design with undervoltage release.

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

3VA1225-6EF42-0CH0 — Identification
ParameterValue
Product designationMolded case circuit breaker
Brand / rangeSENTRON
Basic switch (supplied) ref.3VA12256EF420AA0
Integrated auxiliary / alarm switch ref.3VA9988-0AB12
3VA1225-6EF42-0CH0 — Ratings
ParameterValue
Number of poles4
Rated operational voltage Ue (AC)690 V
Rated insulation voltage Ui800 V
Current at 40 °C250 A
Current at 45 °C250 A
Current at 50 °C250 A
Current at 55 °C243 A
Current at 60 °C237 A
Current at 65 °C230 A
Current at 70 °C223 A
Switching capacity classH
Breaking capacity at 240 V220 kA
Breaking capacity at 415 V154 kA
Breaking capacity at 440 V75.6 kA
Breaking capacity at 500 V30 kA
Breaking capacity at 690 V17 kA
Power loss, max.59.5 W
3VA1225-6EF42-0CH0 — Protection & Trip Unit
ParameterValue
Overcurrent release (trip unit) typeTM240
Overcurrent protection functionLI
Ground-fault monitoringWithout
Grounding protection functionNo
3VA1225-6EF42-0CH0 — Construction & Connection
ParameterValue
Main circuit connection typenut keeper kit on both ends
Main circuit connector arrangementFront terminal
Protection class (IP), frontIP40
3VA1225-6EF42-0CH0 — Accessories & Functions
ParameterValue
Undervoltage releaseYes
Voltage triggerNo
Trip indicatorYes
Communication functionNo
Measurement functionNo
Motor drive optionYes
Auxiliary CO contacts3
3VA1225-6EF42-0CH0 — Environmental
ParameterValue
Operating temperature, max.70 °C
Operating temperature, min.-25 °C
Storage temperature, max.80 °C
Storage temperature, min.-40 °C
3VA1225-6EF42-0CH0 — Mechanical
ParameterValue
Mechanical service life (operating cycles), typ.20 000
Height158 mm
Width140 mm
Depth70 mm
Height (in)6.22 in
Width (in)5.51 in
Depth (in)2.76 in

Product details

Siemens 3VA1225-6EF42-0CH0 — 250 A SENTRON MCCB for Line Protection

The Siemens 3VA1225-6EF42-0CH0 is a SENTRON molded case circuit breaker (MCCB) rated for 250 A at 40 °C, with a 4-pole configuration and a breaking capacity of 220 kA at 240 V. It is designed for line protection and comes with an integrated undervoltage release.

At 55 °C it derates to 243 A, at 60 °C to 237 A, at 65 °C to 230 A, and at 70 °C to 223 A.

Auxiliary and Release Configuration

No ground-fault monitoring or communication function is included on this order code.

Frequently asked questions

Where can I buy 3VA1225-6EF42-0CH0 and get a price?

This part is sourced to order through independent distribution. Submit an RFQ for current availability and pricing — confirmed at quote time.

What is the breaking capacity of 3VA1225-6EF42-0CH0 at different voltages?

220 kA at 240 V, 154 kA at 415 V, 75.6 kA at 440 V, 30 kA at 500 V, and 17 kA at 690 V.

Does 3VA1225-6EF42-0CH0 include an undervoltage release?

Yes, it ships with an undervoltage release (UVR) fitted, plus 2 auxiliary switches and 1 trip alarm switch.

MPN
3VA1225-6EF42-0CH0