DIN 43880
|
DIN 43880 |
|---|---|
| Area | Electrical installation |
| title | Installation devices; Envelope dimensions and associated installation dimensions |
| Latest edition | 1988-12 |
| ISO | - |
The DIN standard DIN 43880 with the title "Installation devices - envelope dimensions and associated installation dimensions" deals with the dimensions of components and housings for electrical installation .
application
The norm mainly affects closed distribution boxes such as switch cabinets , marshalling distributors and small distributors, which are equipped with so-called top hat rails or busbars , as well as the devices (often referred to as modular installation devices) that are intended for installation in such housings.
Examples of affected devices:
- Circuit breaker
- D and D0 fuse holders
- Residual current circuit breaker
- Sagittarius
- Time switches
Content of the standard
Components are:
- Division units and their dimensions
- Envelope dimensions and installation dimensions of the devices
- Definition of six different sizes
- Dimensions of the required protective covers and safety clearances
- Description of the dimensions and clearances for actuators such as
- counter
- Button
- Preferred nominal current ranges for different sizes