MNS
The MNS low-voltage withdrawable switchgear (hereinafter referred to as the device) is a product manufactured using standardized modules, developed with comprehensive improvements based on the MNS series low-voltage switchgear of ABB Switzerland. This device is suitable for systems with an AC frequency of 50Hz and a rated operating voltage of 660V or below.
The MNS low-voltage withdrawable switchgear (hereinafter referred to as the device) is a product manufactured using standardized modules, developed with comprehensive improvements based on the MNS series low-voltage switchgear of ABB Switzerland. This device is suitable for systems with an AC frequency of 50Hz and a rated operating voltage of 660V or below. As a control device for various power generation, transmission, distribution, energy conversion, and energy consumption equipment, it can be widely used in low-voltage distribution systems of industrial and mining enterprises, high-rise buildings, hotels, and municipal construction. In addition to general land-based applications, it can also be used on offshore oil drilling platforms and nuclear power plants after special treatment.
This device complies with the international standard IEC439-1 and the national standard GB7251.1.
- Compact design: accommodates more functional units in a smaller space;
- Strong structural versatility, flexible assembly: C-type profiles with a 25mm module can meet various structural forms, protection levels, and usage environment requirements;
- Standard module design: can form standard units for protection, operation, conversion, control, adjustment, measurement, indication, etc. Users can freely select and assemble according to their needs, with over 200 parts that can form different cabinet frame and drawer unit solutions;
- Good installability: extensively uses high-strength flame-retardant engineering plastic components, effectively enhancing safety protection performance;
- High technical performance: main parameters reach leading domestic levels.
| Rated Working Voltage (V) |
Rated Insulation Voltage (V) |
Rated Working Current (A) | Rated Short Time Withstand Current Effective Value / Peak (kA) |
Protection Grade of Shell |
||
|---|---|---|---|---|---|---|
| Horizontal Bus Bar | Vertical Bus Bar | Horizontal Bus Bar | Vertical Bus Bar | |||
| 380、660 | 660、1000 | 630–5000 | 800–2000 | 50–100 105–250 |
60/130 –150 |
2200×600(800、1000) ×800(1000) |
PC Cabinet | Draw-out Type MCC Cabinet (Single Side Operation)