Technical Parameters
| Parameter | Unit | Value |
| Rated Working Voltage | V | 380 / 400 / 690 |
| Rated Insulation Voltage | V | 1000 |
| Rated Frequency | Hz | 50 / 60 |
| Horizontal Busbar Rated Current | A | 1000 / 2000 / 3150 / 4000 |
| Rated Short-Time Withstand Current (1s) | kA | 30 / 50 / 80 / 100 |
| Rated Peak Withstand Current | kA | 63 / 105 / 176 / 220 |
| Rated Impulse Withstand Voltage | kV | 8 / 12 |
| Form of Separation | — | Form 3b / Form 4b |
| Drawer Height | Rated Current (A) | Motor Power Reference (kW) | Application |
| 1/4 Unit | ≤ 63 | ≤ 30 | Small motors, lighting circuits |
| 1/2 Unit | ≤ 125 | ≤ 75 | Medium motors, distribution circuits |
| 1 Unit | ≤ 250 | ≤ 132 | Large motors, main circuits |
| 2 Units | ≤ 400 | ≤ 250 | High capacity circuits |
| 3 Units | ≤ 630 | ≤ 400 | Extra high capacity circuits |
| Cabinet Type | Width W (mm) | Depth D (mm) | Height H (mm) |
| Incoming Cabinet | 600 / 800 / 1000 | 800 / 1000 / 1200 | 2200 |
| Feeder Cabinet | 600 / 800 / 1000 | 800 / 1000 | 2200 |
| MCC Cabinet | 600 / 800 / 1000 | 800 / 1000 | 2200 |
| Capacitor Cabinet | 800 / 1000 / 1200 | 800 / 1000 | 2200 |
| Fixed Division Cabinet | 600 / 800 / 1000 | 800 / 1000 | 2200 |
Product Advantages
| Advantage | Description | ||||
| High Reliability | Designed for highly reliable operation in demanding industrial environments such as metallurgy, petroleum, chemical, and mining. | ||||
| High Safety | Complete interlock system and internal arc classification ensure the highest level of safety for operators and equipment. | ||||
| Flexible Configuration | Modular design allows flexible configuration of different functional units and feed units in a single cubicle or a row of cubicles. | ||||
| Sealed Protection | IP54/IP65 protection ensures reliable operation in harsh environments with dust, moisture, and corrosive gases. | ||||
| Space Saving | High-density drawer design significantly reduces footprint compared to traditional fixed switchgear. | ||||
| Easy Maintenance | Faulty drawers can be directly replaced without shutting down the entire system, greatly reducing downtime. | ||||
Selection Guide
| Form of Separation | Description | Recommended Industry |
| Form 3b | Terminals isolated from busbars | General industry |
| Form 4b | Terminals isolated from busbars, and each functional unit's terminals separated from other units | Metallurgy, petrochemical, mining |
Customization Services
Sline provides comprehensive customization services for MNS sealed indoor low voltage withdrawable switchgear based on your project requirements:
| Customization Option | Description / 说明 |
| Rated Current | 1000A ~ 4000A optional |
| Protection Class | IP40 / IP54 / IP65 optional |
| Form of Separation | Form 3b / Form 4b optional |
| Internal Arc Classification | 31.5kA / 50kA / 100kA optional |
| Drawer Unit Configuration | 1/4U / 1/2U / 1U / 2U / 3U optional |
| Component Installation | Fixed / Draw-out / Modular optional |
| Feed Unit Configuration | Single cubicle / Row of cubicles optional |
| Incoming/Outgoing Methods | Top/Bottom incoming and outgoing |
| Main Components | Domestic and international mainstream circuit breaker brands optional |
| Busbar Material | Copper / Aluminum optional |
| Smart Monitoring | Optional smart monitoring system supports remote communication |
