This manual describes the components and frame of the Masterpact NT low‑pressure gas circuit breaker, including the lock, operating handle, control unit, and various contacts. Detailed diagrams show the position of each part and how they interact during normal operation.
The guide explains how to charge the breaker, operate the ON/OFF functions, adjust protection settings (long‑time, short‑time, and ground‑fault), and extract or insert the unit. Panel display functions and menu navigation for current measurement, maximum values, and setting parameters are also covered. This manual is written in Chinese.
| Control unit current ratings | 2.0 A, 5.0 A, 6.0 A |
|---|---|
| Short‑circuit current rating (In) | 2000 A |
| Short‑time setting (tsd) | 0.2 s |
Press the "Push ON" button to turn the ACB on, and press the "Push OFF" button to turn it off.