Medium voltage switchgear BasisBlock MC1
The BasisBlock MC1 is a type-tested, factory-assembled, air-insulated switchgear for interior installation, metal enclosed with field-to-field separation, available as a permanent fitting and as a withdrawable-unit design.
Available as a single bus bar system or in duplex format.
Our Medium voltage Switchgear BasisBlock MC1 is:
- Metal enclosed, air insulated
- Rated voltage up to 24 kV, 50/60 Hz
- Rated current up to 1250 A
- Rated short-time withstand current up to 25 kA (1 s)
- Arc fault tested up to 25 kA (1 s)
- Type-tested to IEC 62271-200, LSC2A-PI, AFL
- For circuit breakers, contactors
- Permanent fitting or withdrawable-unit design
| Rated value: | ||
|---|---|---|
| Rated operating voltage | 12 kV | 24 kV |
| Rated power frequency withstand voltage | 28 kV | 50 kV |
| Rated lightning impulse withstand voltage | 75 kV | 125 kV |
| Rated current | up to 1250 A | up to 1250 A |
| Rated short-time withstand current | 25 kA | 20 kA |
| Rated surge withstand strength | 65 kA | 52 kA |
| Rated short-circuit duration | 1 s | 1 s |
| Arc fault test 1 s | 25 kA | 20 kA |
| Frequency | 50/60 Hz | 50/60 Hz |
| Protection | IP 3X | IP 3X |
| Dimensions: | ||
|---|---|---|
| Width | 600/650/800 mm | 800 mm |
| Depth | 1035 mm | 1185 mm |
| Height | 2200 mm | 2200 mm |
| Side wall | 40 mm | 40 mm |
| Height with electric-arc-deflector | 2340 mm | 2340 mm |
| Required ceiling hight | 2840 mm | 2840 mm |
