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Database: 365,228(8 Aug 2026)

uni 221

uni 221, Total:43 items.

The international standard classification for "uni 221" includes: .

The Chinese standard classification for "uni 221" includes: .


未注明发布机构

IT-UNI

  • UNI 4400 P-1960 Splines used to connect shafts and axles. UNI 221 Spline Deviation
  • UNI F.A.51-1973 Threads and metric bolts and nuts with nominal diameter ≤2.6mm. Revised UNI 947-72. UN11728-65. UNI 4534-64-UNI 4536-64. UNI 5590-65. UNI 5596-65. UNI 5719-65. UNI 6003-67-UNI 6005-67. UNI 6048-67. UNI 6049-67. UNI 6106-
  • UNI 6706-1970 Chemical analysis of the mineral manganese. Determination of barium oxide. UNI 6634-70. UNI 6642-70. UNI 6704-70. UNI 6705-70 and UNI 6707-70 replace UNI 3532

International Organization for Standardization (ISO)

Association for Electrical, Electronic & Information Technologies (VDE)

  • VDE 0712-0-221-2019 Digital adressierbare Schnittstelle fuer die Beleuchtung - Teil 221: Besondere Anforderungen fuer Betriebsgeraete - Leistungsanpassung (Geraetetyp 20) (IEC 62386-221:2018); Deutsche Fassung EN IEC 62386-221:2018
  • VDE 0700-221-1986*DIN VDE 0700-221:1986 Safety of household and similar electrical appliances; Electrical components of milking installations Part 221
  • VDE 0750-221-1989*DIN VDE 0750-221:1989 Medical electrical equipment; Associated X-ray equipment; Particular requirements for mechanical safety
  • VDE 0712-0-221-2017 Digital adressierbare Schnittstelle fuer die Beleuchtung - Teil 221: Besondere Anforderungen fuer Betriebsgeraete - Lastreduzierung (Geraetetyp 20) (IEC 34C/1266/CD:2016)

Ente Nazionale Italiano di Unificazione

  • UNI EN 2591-221:2010 Aerospace series - Elements of electrical and optical connection - Test methods - Part 221: Voltage Standing Wave Ratio (VSWR)
  • UNI EN 4652-221:2018 Aerospace series - Connectors, coaxial, radio frequency - Part 221: Type 2, TNC interface - Crimp version - Right angle plug - Product standard
  • UNI 221:1934 Splined profiles for shaft and hub couplings - Medium support series - Internal centering
  • UNI 10188:1993 Generic guidelines for the application of UNI EN 29001, UNI EN 29002 and UNI EN 29003.

FMVSS - Federal Motor Vehicle Safety Standards

Institute of Electrical and Electronics Engineers (IEEE)

  • ST 221:2003 ST 221:2003 - SMPTE Standard - Audio Motion-Picture Film (70-mm) — Six-Track Audio Release Prints — Magnetic Striping Dimensions
  • RP 221:2008 RP 221:2008 - SMPTE Recommended Practice - Specifications for Extraction of 4 × 3 Areas from Digital 16 × 9 Images for Television Systems
  • SMPTE RP 221:2008 RP 221:2008 - SMPTE Recommended Practice - Specifications for Extraction of 4 × 3 Areas from Digital 16 × 9 Images for Television Systems

International Electrotechnical Commission (IEC)

  • IEC 60050-221:1990 International electrotechnical vocabulary; chapter 221: magnetic materials and components

PT-IPQ

  • NP 2626-221-1999 International Electrotechnical Vocabulary Chapter 221: Magnetic materiais and components

German Institute for Standardization

  • DIN EN IEC 62386-221:2019 Digital addressable lighting interface - Part 221: Particular requirements for control gear - Demand Response (device type 20) (IEC 62386-221:2018); German version EN IEC 62386-221:2018
  • DIN EN 4652-221:2018 Aerospace series - Connectors, coaxial, radio frequency - Part 221: Type 2, TNC interface - Crimp version - Right angle plug - Product standard; German and English version EN 4652-221:2017
  • DIN EN IEC 62386-221:2019-04 Digital addressable lighting interface - Part 221: Particular requirements for control gear - Demand Response (device type 20) (IEC 62386-221:2018); German version EN IEC 62386-221:2018

Association Francaise de Normalisation

  • NF C01-221:1989 Electrotechnical vocabulary. Chapter 221 : magnetic materials and components.
  • NF C01-221/A1:1999 Electrotechnical Vocabulary - Chapter 221 : magnetic materials and components.
  • NF C01-221/A3:2008 Electrotechnical vocabulary - Chapter 221 : magnetic materials and components.
  • NF L54-002-221*NF EN 2591-221:2008 Aerospace series - Elements of electrical and optical connection - Test methods - Part 221 : Voltage Standing Wave Ratio (VSWR)

Korean Agency for Technology and Standards (KATS)

Spanish Association for Standardization (UNE)