Annex I Units of Measure: Code elements listed by quantities - UNECE

More documents

Recommendations

Info

Codes for Units of Measure used in International Trade Units of Measure: Code elements listed by quantities Quantity Level Cat. Use Id. Name Conversion factors to SI units (1 unit equals) Represen. Symbol Cross ref. coupling coefficient 1 one 1 446 leakage coefficient 1 number of turns in a winding 1 one 1 448 number of phases 1 number of pairs of poles 1 permeability 1 henry per metre H/m 451 permeability of vacuum, magnetic constant 1S microhenry per metre µH/m 452 1S nanohenry per metre nH/m 453 relative permeability 1 one 1 454 magnetic susceptibility 1 one 1 455 electromagnetic moment, magnetic moment, (magnetic area moment) 1 ampere square metre A . m ² 456 magnetization 1 ampere per metre A/m 457 electromagnetic energy density, volumic electromagnetic energy 1 joule per cubic metre J/m ³ 458 Poynting vector 1 watt per square metre W/m² 460 phase velocity of electromagnetic waves, phase speed of electromagnetic waves velocity of electromagnetic waves in vacuum, speed of electromagnetic waves in vacuum resistance (to direct current) impedance, (complex impedances) 1 metre per second m/s 461 (see velocity - space and time) 1 ohm Ω 463 1S gigaohm GΩ 464 modulus of impedance 1S megaohm MΩ 465 resistance (to alternating current) 1S kiloohm kΩ 466 reactance 1S microohm µΩ 467 conductance (for direct current) admittance, (complex admittance) modulus of admittance, (admittance) 1 siemens 1 S S 468 1S kilosiemens kS 469 1S millisiemens mS 470 160 Recommendation 20
Codes for Units of Measure used in International Trade Units of Measure: Code elements listed by quantities Quantity Level Cat. Use Id. Name Conversion factors to SI units (1 unit equals) Represen. Symbol Cross ref. conductance (for alternating current) 1S microsiemens µS 471 susceptance 2 X mho 1 S 472 2 X micromho 473 resistivity 1 ohm metre Ω . m 474 1S gigaohm metre GΩ . m 475 1S megaohm metre MΩ . m 476 1S kiloohm metre kΩ . m 477 1S ohm centimetre Ω . cm 478 1S milliohm metre mΩ . m 479 1S microohm metre µΩ . m 480 1S nanoohm metre nΩ . m 481 conductivity 1 siemens per metre S/m 482 1S megasiemens per metre MS/m 483 1S kilosiemens per metre kS/m 484 reluctance 1 reciprocal henry H -¹ 486 phase difference 1 radian rad 487 phase displacement loss angle power (for direct current) 1 watt W 490 active power 1S kilowatt kW 491 1S megawatt MW 492 1S gigawatt GW 493 1S terawatt TW 494 1S milliwatt mW 495 1S microwatt µW 496 1S nanowatt nW 497 1S picowatt pW 498 apparent power 1 volt - ampere V . A 499 1S megavolt - ampere MV . A 500 1S kilovolt - ampere kV . A 501 1S kilovolt ampere (reactive) 502 reactive power 1 var var 503 1S kilovar kvar 504 active energy 1 joule J 505 1 watt hour W . h 506 Light and Related Electromagnetic Radiations frequency 1 hertz Hz 507 circular frequence 1 reciprocal second s -¹ 508 Recommendation 20 161
Page 1 and 2: Codes for Units of Measure used in
Page 13: Codes for Units of Measure used in
Page 65 and 66:
Codes for Units of Measure used in
Page 67 and 68:
Page 69 and 70:
Page 71 and 72:
Page 73 and 74:
Page 75 and 76:
Page 77 and 78:
Page 79 and 80:
Page 81 and 82:
Page 83 and 84:
Page 85 and 86:
Page 87 and 88:
Page 89 and 90:
Page 91 and 92:
Page 93 and 94:
Page 95 and 96:
Page 97 and 98:
Page 99 and 100:
Page 101 and 102:
Page 103 and 104:
Page 105 and 106:
Page 107 and 108:
Page 109 and 110:
Page 111 and 112:
Page 113 and 114:
Page 115 and 116:
Page 117 and 118:
Page 119 and 120:
show all

Annex I Units of Measure: Code elements listed by quantities - UNECE

You also want an ePaper? Increase the reach of your titles

Delete template?

Save as template?