Siemens 3VA4 UL Circuit Breaker - 20A, 2-Pole
Siemens 3VA4 UL 2-pole circuit breaker, 20A, 25kA.
The Siemens 3VA4120-4ED24-1AA0 is a 2-pole circuit breaker from the 3VA4 UL frame series. It is rated for 20A with a breaking capacity of 25 kA at 480 V, complying with UL 489 standards. This breaker features the TM210 trip unit with FTFM (fixed thermal, fixed magnetic) protection, offering permanently set overload protection at 20A and short-circuit protection at 15 times the nominal current.
This circuit breaker is designed for line protection in applications that require UL 489 certification, such as in marine applications (SB) and general industrial environments operating at 50°C. It is suitable for use in control panels, machinery, and power distribution systems where reliable overcurrent protection is essential.
Stanlo Automation, a veteran-owned business specializing in surplus industrial automation parts, offers the Siemens 3VA4120-4ED24-1AA0. Trust us for quality components and efficient service for your automation needs.
| Type | Circuit breaker |
| Frame | UL Frame 125 |
| Breaking Capacity Class | S |
| Icu | 25 kA @ 480 V |
| Poles | 2 |
| Line Protection | TM210, FTFM |
| In | 20 A |
| Ir | 20 A (permanently set) |
| Ii | 15 x In |
| Standard | UL 489 SB (naval), 50 °C |
| Connection | Terminal connection |