Standards and Classifications
Standards and Classifications applicable to our iNTELECT™ switchboards are:
Standards
| AS/NZS 3439.1 IEC 60439-1 BS EN 60439-1 | Low Voltage Switchgear and Controlgear Assemblies |
| AS/NZS 2420 | Fire Test Methods for insulation Material and Non-Metallic Enclosures for Electrical Equipment |
| AS/NZS 1939 | Classification of Degree of Protection of Enclosures for Electrical Equipment |
| AS/NZS 3000 | SAA Wiring Rules |
| AS/NZS 3947.4.1 IEC 947-4.1 | Co-ordination of Short-Circuit Protective Devices |
Classifications
General
Type tested low-voltage switchgear and controlgear assembly (TTA).
Type
Multi-cubicle type assembly. Indoor installation (or contained in an enclosure for outdoor installation). Stationary.
Construction
| Degree of Protection | IP42 to IP54 |
| Pollution | Pollution degree 3 |
| Clearance distances | 20mm Min. |
| Creepage distances | 29mm Min. |
Electrical Characteristics
| Rated operational voltage (Ue) | 1000V max. |
| Rated insulation voltage (Ui) | 1000V max. |
| Rated impulse withstand voltage (Uimp) | 16kV |
| Rated current phase bars | Up to 6000A |
| Rated current neutral bar | Not less than 50% of the phase bars |
| Rated short-time withstand current (Icw) Phase bars | 50kA at 1 sec 50kA at 3 secs 63kA at 1 sec 65kA at 1 sec 65kA at 3 secs 80kA at 1 sec |
| Rated short-time withstand current (Icw) neutral bars | Not less than 60% of the short circuit rating of the phase bar. |
| Rated peak withstand current(Ipk) | 105, 139, 143 and 176kA |
| Rated frequency | 50-60Hz |