Siemens 3VA4120-4ED14-0AA0
MPN3VA4120-4ED14-0AA0
Active
circuit breaker 3VA4 UL frame 125 breaking capacity class S 25kA @ 277 V 1-pole, line protection TM210, FTFM, In=20A overload protection Ir=20A fixed short-circuit protection Ii=15 x In clamp connection
$53.34Ref. price · indicative, final on quote
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Lead timeCall for availability wk
MOQ1 pcs
Sourced new & surplus through independent channelsListing updated Jun 2026
Specifications
Identification
| Parameter | Value |
|---|---|
| Product designation | Molded-case circuit breaker |
| Brand / range | SENTRON |
Ratings
| Parameter | Value |
|---|---|
| Number of poles | 1 |
| Rated operational voltage Ue (AC) | 415 V |
| Current at 40 °C | 20 A |
| Current at 45 °C | 20 A |
| Current at 50 °C | 19 A |
| Current at 55 °C | 19 A |
| Current at 60 °C | 18 A |
| Current at 65 °C | 18 A |
| Current at 70 °C | 17 A |
| Switching capacity class | S |
| Power loss, max. | 2.8 W |
Protection & Trip Unit
| Parameter | Value |
|---|---|
| Overcurrent release (trip unit) type | TM210 |
| Overcurrent protection function | LI |
| Ground-fault monitoring | Without |
| Grounding protection function | No |
Construction & Connection
| Parameter | Value |
|---|---|
| Main circuit connection type | Infeed side: Low tab |
| Main circuit connector arrangement | output side: circular conductor connection |
| Protection class (IP), front | IP40 |
Accessories & Functions
| Parameter | Value |
|---|---|
| Undervoltage release | No |
| Voltage trigger | No |
| Trip indicator | No |
| Communication function | No |
| Measurement function | No |
| Motor drive option | No |
| Auxiliary CO contacts | 0 |
Environmental
| Parameter | Value |
|---|---|
| Operating temperature, max. | 70 °C |
| Operating temperature, min. | -25 °C |
| Storage temperature, max. | 80 °C |
| Storage temperature, min. | -40 °C |
Mechanical
| Parameter | Value |
|---|---|
| Mechanical service life (operating cycles), typ. | 15 000 |
| Height | 129.4 mm |
| Width | 25.4 mm |
| Depth | 75.1 mm |
| Height (in) | 5.09 in |
| Width (in) | 1 in |
| Depth (in) | 2.96 in |
MPN
3VA4120-4ED14-0AA0