6,6 kV Ex e Busbar box, rectangular
MV-Distribution boxes
6,6 kV Ex e busbar box, rectangular
| Article number: | CB0606EExx3RSCxxxxxx |
| Design: | rectangular, MV-busbar, cable entry from below |
| Rated voltage: | 6,6 kV 3 AC |
| Withstand voltage: | 20 kV 3 AC bei 50 Hz (1 min) |
| Rated impulse voltage: | 60 kV 3 AC |
| Rated current: | 630 A |
| Short-circuit current: | 25 kA/s |
| Frequency: | 50 – 60 Hz |
| Protection class: | IP 55, max. IP 66 |
| Ambient temperature: | -50 °C up to +55 °C |
| Material: | sheet steel, Edelstahl AISI 316L |
| Material sealing: | EPDM, silicone on request |
| Wall thickness: | 3 mm |
| Cover: | fastening with screws |
| Surface treatment: | powder coated, standard RAL 3020 (red) |
| Dimensions (W/H/D): | 1200 x 400 x 600 mm |
| Dimensions optional side box (W/H/D): | 400 x 170 x 90 mm |
| Air pressure: | < 1000 m over sea level |
| Condensation protection: | M25×1,5 breather & drainer |
| Cable installation: | cable gland or splitted cable entry system |
| Optionally: | side box, heater, 3-phase voltage indicator |
| Splitted flange plates: | on request |
| Bursting disc & arc lighting test: | on request |
| Standards: | EN 60079-0:2012, EN 60079-7:2008, EN 61508:2010, EN 61511:2016, EN 50495:2010 |
| Ex marking: | I M2 Ex eb I Mb II 2G Ex eb IIC T4 Gb II 2D Ex tb IIIC T135°C Db |
