SENTRON
3VA MCCB – Microprocessor Trip Unit (3VA5120-6ED31-0AA0)
The Siemens SENTRON 3VA5120-6ED31-0AA0 is a
compact and reliable Molded Case Circuit Breaker (MCCB) from the
advanced 3VA5 UL/IEC series, designed for safe and efficient protection
of low-voltage electrical distribution systems. This breaker is equipped with a
TM210 thermal magnetic trip unit with LI protection, providing
dependable protection against overload and instantaneous short-circuit faults.
The breaker features a 125A frame size, 20A
rated current, and a high breaking capacity of 65kA at 480V AC,
making it suitable for demanding industrial and commercial power distribution
applications. Its compact modular design ensures easy integration into LT
panels, MCCs, PCCs, OEM machinery, and industrial automation systems.
The 3VA5120-6ED31-0AA0 offers high operational
reliability, excellent electrical endurance, and compliance with international
standards, ensuring safe operation in modern industrial installations.
🔹 Key Features
|
Parameter |
Specification |
|
Product
Series |
Siemens
SENTRON 3VA5 |
|
Model
Number |
3VA5120-6ED31-0AA0 |
|
Product
Type |
MCCB
(Molded Case Circuit Breaker) |
|
Trip
Unit |
TM210
Thermal Magnetic |
|
Protection
Type |
LI
(Long-time & Instantaneous) |
|
Rated
Current |
20 A |
|
Frame
Size |
125
A |
|
Poles |
3
Pole |
|
Rated
Operational Voltage |
Up
to 690 V AC |
|
Breaking
Capacity |
65
kA @ 480 V AC |
|
Instantaneous
Protection |
15 ×
In |
|
Mounting
Type |
Fixed
/ Feed-through |
|
Frequency |
50/60
Hz |
|
Standards |
IEC
60947-2 / UL 489 |
|
Application |
LT
Panels, MCC, PCC, Industrial Distribution Systems |
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