High dimensional accuracy in accordance with EN 60715. DIN ISO 9227 NSS/AASS/CASS. Easy to attach. Available with two different coatings: Galvanic galvanization and passivation (white chromated) or strip galvanized. White chromated DELTA support rails offer excellent corrosion protection. Available with and without bottom holes. The DELTA support rails are used for mounting control boxes. Another main area of application is to accommodate the cables and lines laid in the control cabinet, such as control cables, power supply, etc. The support rails are used to attach switching devices, controls, relays, etc. in the control cabinet.