STB PDF

Aerospace series - Circuit breakers, three-pole, temperature compensated, rated currents 1 A to 25 A - Part 004- UNC thread terminals - Product standard. Original standard UNE-EN 3774-004-2014 in PDF full version. Additional info + preview on request

Document status: Replaced by STB UNE-EN 3774-004-2024

Refrigerating systems and heat pumps Safety and environmental requirements Part 3- Installation site and personal protection. Original standard UNE-EN 378-3-2017 in PDF full version. Additional info + preview on request

Document status: Replaced by STB UNE-EN 378-3-2017 + A1-2021

Amendment 1 - Refrigerating systems and heat pumps Safety and environmental requirements Part 4- Operation, maintenance, repair and recovery. Original standard UNE-EN 378-4-2017 + A1-2020 in PDF full version. Additional info + preview on request

Document status: Replaced by STB UNE-EN ISO 5149-4-2026

Refrigerating systems and heat pumps Safety and environmental requirements Part 4- Operation, maintenance, repair and recovery. Original standard UNE-EN 378-4-2017 in PDF full version. Additional info + preview on request

Document status: Replaced by STB UNE-EN ISO 5149-4-2026

Aerospace series. Bolts, MJ threads, in titanium alloy TI- P64001. Strength class- 1 100 MPa (at ambient temperature). Technical specification. Original standard UNE-EN 3818-2019 in PDF full version. Additional info + preview on request

Document status: Active

Portable fire extinguishers Part 8- Additional requirements to EN 3-7 for the construction, resistance to pressure and mechanical tests for extinguishers with a maximum allowable pressure equal to or lower than 30 bar. Original standard UNE-EN 3-8-2007 in PDF full version. Additional info + preview on request

Document status: Replaced by STB UNE-EN 3-8-2022