Electrical enclosure accessory Hager ST312 — AC input 230 V

Hager ST312 is an electrical enclosure accessory designed for integration into switchgear and distribution cabinets. It accepts an AC input voltage of 230 V and is intended to support enclosure installations that require a standard mains supply level. The accessory provides a compact solution for connecting and mounting power input within electrical distribution systems used in residential and light-commercial panels.

Advantages

The accessory is engineered by Hager to offer a consistent AC input at 230 V compatible with common distribution board layouts. Its compact form factor simplifies installation into enclosure spaces while maintaining secure electrical connections. The design supports straightforward mounting and integration with other enclosure components without introducing unnecessary complexity to existing switchgear arrangements.

Suitable for

Key specifications

How to use

Install the Hager ST312 accessory into the enclosure according to the cabinet layout and wiring diagram. Ensure power is disconnected before making any electrical connections. Mount the unit in the designated space within the distribution cabinet, secure it mechanically, and connect the incoming AC 230 V supply conductors to the appropriate terminals. Verify tightness of terminals and correct polarity where applicable, then restore power and perform functional checks in line with local electrical regulations and standards.

Recommendations

Use the accessory only within its rated input voltage and within enclosures that provide adequate protection and ventilation. Installation must be performed by a qualified electrician following applicable national and local electrical codes. Regular visual inspections and tightening of connections are recommended as part of periodic maintenance.