Dromet ring shield anchor PSRe M20x170/23 galvanised
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Description
Dromet PSRe M20×170/23 galvanized expansion ring anchor for concrete
The PSRe 20×170/23 ring anchor by Dromet is a heavy-duty expansion fastener with a ring-type design, intended for permanent fixing of mounting profiles, metal structures, gratings, railings, machinery and other structural and building fittings. Thanks to its M20 thread and overall length of 170 mm, it provides high load capacity in demanding applications — including the installation of heavy support structures for photovoltaic systems.
The anchor is designed for installation in uncracked concrete, min. class B20, dense-structure natural stone and solid brick. It holds a European Technical Approval ETA 05/0242, a CE certificate and a national Technical Approval AT-15-7574/2008, confirming compliance with the highest safety and load-bearing standards.
Technical parameters
- Designation: PSRe 20x170/23
- Thread: M20
- Drilling diameter (fi): 20 mm
- Overall length (L): 170 mm
- Thickness of fastened element (E): 23 mm
- Anchoring depth (F): 135 mm
- Hole depth (D): 206 mm
- Material: structural steel, electro-galvanized
- Design: ring-type with nut and washer
- Weight: 0.43 kg
- EAN: 5902706889949
- Sales unit: piece
Symbols in the cross-section drawing:
- M — anchor thread diameter
- E — thickness of the fastened element (protruding part)
- F — anchoring depth in the base material
- L — overall anchor length
- D — mounting hole depth
- H — hole diameter in the base material
Installation guidelines
- The mounting hole should be drilled perpendicular to the surface of the base material and thoroughly cleaned of dust
- The fastener should be inserted using light hammer taps
- Installation should be carried out using a torque wrench
- After the fastener has expanded, the washer under the nut should be firmly pressed against the fixed element
- The parameters specified in the Technical Approval AT-15-7574/2008 must not be exceeded
Certificates and approvals
- European Technical Approval: ETA 05/0242
- Certificate: CE
- National Technical Approval: AT-15-7574/2008
The Dromet PSRe ring anchor is a proven and certified expansion fastener that provides professional installation teams with secure and durable fixing in concrete and stone bases. Complete delivery with nut and washer allows installation to begin immediately, without the need to order additional accessories.
Technical data
| Thread type | M20 |
| Length [mm] | 170 |