Siemens
Siemens 3VA5120-5ED31-0AA0 3-Pole Circuit Breaker — 20A
Siemens 3VA5 UL Frame 125 3-pole circuit breaker.
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3-pole circuit breaker
UL Frame 125
35 kA @ 480V breaking capacity
TM210 protection
In=20A
Increased fault current rating
Product description
The Siemens 3VA5120-5ED31-0AA0 is a 3-pole 3VA5 UL frame 125 circuit breaker with breaking capacity class M, rated at 35 kA at 480 V. It utilizes TM210 technology for overload protection (Ir=20 A) and has a permanently set short-circuit protection (Ii=15 x In).
This 20A, 3-pole breaker offers enhanced fault interruption capabilities for its class, making it suitable for demanding industrial applications. It provides reliable protection for three-phase loads and distribution systems.
Stanlo Automation, a veteran-owned surplus parts distributor, carries the Siemens 3VA5120-5ED31-0AA0. Ensure your industrial operations have the right components by sourcing from us.
Technical specifications
| Part Number | 3VA5120-5ED31-0AA0 |
| Manufacturer | Siemens |
| Frame Size | 125 |
| Poles | 3 |
| Breaking Capacity Class | M |
| Breaking Capacity | 35 kA @ 480 V |
| Protection Type | TM210 |
| In | 20 A |
| Ir | 20 A |
| Ii | 15 x In |
Common applications
Industrial power distribution
Three-phase motor protection
Control panels
Machinery safety
Manufacturing facilities
Compatible systems
Industrial power distribution
Three-phase motor control
Machine safety circuits
Control cabinets
Also known as
Siemens 35kA 3-pole breaker
3VA5120-5ED31
Siemens breaker 480V
Replaces / compatible with
This breaker offers a higher interrupting rating than S-class breakers, suitable for areas with higher potential fault currents. Compatible with Siemens 3VA accessories.
Technical note
Expert tip
The M-class 35kA interrupting capacity makes this breaker a robust choice for protecting circuits in environments where fault levels are a concern.What happens next?
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3
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Frequently asked questions
What is the interrupting rating of the Siemens 3VA5120-5ED31-0AA0?
The Siemens 3VA5120-5ED31-0AA0 circuit breaker has a breaking capacity class M, rated at 35 kA at 480 V. This higher rating provides enhanced protection against significant fault currents.