www.sofielec.com
Capable of switch electric circuit with load
Adaptable to padlock device
Contact position indication
Capable of quickly releasing stored energy operation
Highlighted of high making and breaking capacity
High short-circuit current withstand capacity
Used as main switch for household and similar installation
| Categories | Superior 10kA 16 Series Circuit Breaker |
| Pole No | 1, 1P+N, 2, 3, 3P+N, 4 |
| Rated voltage | AC 230/400V |
| Rated current(A) | 20, 25, 32, 40, 50, 63, 80, 100, 125. |
| Tripping curve | C, D |
| Rated impulse withstand voltage | 6kV |
| Rated frequency | 50/60Hz |
| Electro-mechanical endurance | In≤100=1001000;ln125=8000 |
| ultimate short-circuit breaking capacity | 10kA |
| service short-circuit breaking capacity(Ics) | 7 .5kA |
| Connection terminal | Pillar terminal with clamp |
Technical Data

|
l Pole No.: 1, 1P+N, 2, 3, 3P+N, 4 |
|
l Rated voltage: AC 230/400V |
|
l Rated current (A)::20, 25, 32, 40, 50, 63, 80, 100, 125 |
|
l Tripping curve: C, D |
|
l Ultimate short-circuit breaking capacity (leu): 10kA |
|
l Service short-circuit breaking capacity(lcs):7.5kA |
|
l Rated impulse withstand voltage:6kV |
|
l Electro-mechanical endurance: Insl00=10000;ln125=8000 |
|
l Connection terminal: Pillar terminal with clamp |

|
l Gonnection capacity:Flexible conductor 35mm2 Rigid conductor 50mm² |
|
l Installation: On symmetrical DIN rail 35mm Panel mounting |
|
l Terminal Connection Height: 20mm
|
Construction and Feature
l High short-short capacity 10KA.
l Designed to protect circuit carrying big current up to 125A
l Contact position indication.
l Used as main switch in household and similar installation
Overall & Installation Dimensions

Characteristic Curve

> How Does a Circuit Breaker Fit an 18mm Module?
A Circuit Breaker in an 18mm single-module RCBO delivers 6kA short-circuit protection, 1P+N switching, and B or C curve tripping for compact final distribution board...
> How Does an SPD Surge Protective Device Clamp Transients?
An SPD Surge Protective Device in the XZ-NPE series uses spark-gap technology to clamp neutral-to-earth transients at 275V, with 20kA/40kA ratings and a <25ns respon...
> How Does a Metal Distribution Box Protect UK Circuits?
A Metal Distribution Box like the CJDB series protects circuit breakers in UK consumer units with 100A rating, IP3X safety, and 4-way to 22-way configurations.
> Is an SPD Surge Protective Device Rated for 80kA Imax?
An SPD Surge Protective Device with 5-80kA discharge capacity, built-in disconnector, and visual status window — built for low-voltage distribution system protection...








