17.220.01 电学、磁学综合 标准查询与下载



共找到 150 条与 电学、磁学综合 相关的标准,共 10

Magnetic materials - Part 11: Method of test for the determination of surface insulation resistance of magnetic sheet and strip

ICS
17.220.01
CCS
发布
1999-01-21
实施

Short-circuit current - Calculation of effects - Part 2: Examples of calculation

ICS
17.220.01
CCS
发布
1999
实施

Calibration of electromagnetic field sensors and probes, excluding antennas, from 9 kHz to 40 GHz; Corrections

ICS
17.220.01
CCS
L15
发布
1998-05
实施

This test method covers the generation of electrostatic charge, the measurement of this charge and its associated electric field, and the test conditions which must be controlled in order to obtain reproducible results. This test method is applicable to both solids and liquids. This test method is not applicable to gases, since a transfer of a gas with no solid impurities in it does not generate an electrostatic charge. This test method also does not cover the beneficial uses of static electrification, its associated problems or hazards, or the elimination or reduction of unwanted electrostatic charge. The values stated in SI units are to be regarded as the standard. This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.

Test Method for Static Electrification (10.02)

ICS
17.220.01
CCS
A42
发布
1997
实施

Calibration of electromagnetic field sensors and probes, excluding antennas, from 9 kHz to 40 GHz

ICS
17.220.01
CCS
L15
发布
1996
实施

This standard is Short-circuit currents; calculation of effects; part 1: definitions and calculation methods; Corrigendum 1.

Short-circuit currents; calculation of effects; part 1: definitions and calculation methods

ICS
17.220.01
CCS
K04
发布
1995-03
实施

The object is to show the application of procedures for the calculation of mechanical and thermal effects due to short circuits as presented in IEC 865-1. Thus, it is in addition to IEC 865-1. However, it does not change the basis for standardized proced

Short-circuit currents - Calculation of effects - Part 2: Examples of calculation

ICS
17.220.01
CCS
K04
发布
1994-06
实施

Short-circuit currents. Calculation of effects. Part 1 : definitions and calculation methods.

ICS
17.220.01
CCS
K40
发布
1994-04-01
实施
1994-04-05

Quantities used in alternating current theory; two-line circuits

ICS
17.220.01
CCS
A42
发布
1994-03
实施

Applies to a.c. systems having rated voltages up to and including 420 kV.

Short-circuit currents - Calculation of effects - Definitions and calculation methods

ICS
17.220.01
CCS
K04
发布
1994-01-15
实施
1994-01-15

Is applicable to the mechanical and thermal effects of short-circuit currents. Contains standardized procedures for the calculation of the effects of the short-circuit currents in two sections: the electromagnetic effect on rigid conductors and flexible

Short-circuit currents; calculation of effects; part 1: definitions and calculation methods

ICS
17.220.01
CCS
K04
发布
1993-09
实施
2011-10-25

Comprises data collected from different countries to be used when necessary for calculating short-circuit currents in accordance with IEC 781 and IEC 909. In general data are presented in the form of curve sheets. For each type of equipment (synchronous

Electrical equipment; data for short-circuit current calculations in accordance with IEC 60909:1988

ICS
17.220.01
CCS
F21
发布
1992-08
实施

Electrostatic discharge (ESD); characterization of the ESD environment / Note: Approved 1997-00-00.

Guide on Electrostatic Discharge (ESD): Characterization of the ESD Environment R(1997)

ICS
17.220.01
CCS
发布
1992-03-19
实施

Short-circuit current calculation in three-phase a.c. systems; part 1: factors for the calculation of short-circuit currents in three-phase a.c. systems according to IEC 909

ICS
17.220.01
CCS
K04
发布
1991-10
实施

This standard deals with the physical principles for electromagnetic waves, their mathematical presentation and related concepts.#,,#

Electromagnetic field; electromagnetic waves

ICS
17.220.01
CCS
A42
发布
1988-05
实施

This standard explains the state quantities of the electromagnetic field in a comprehensive form. It is related to chapter 121 of the international electrotechnical vocabulary (IEV).

Electromagnetic field; state quantities

ICS
17.220.01
CCS
A42;A55
发布
1988-05
实施

This standard explains the material quantities which describe the relationship established by the material between the field quantities of the electromagnetic field. It is related to chapter 121 of the international electrotechnical vacubulary (IEV).

Electromagnetic field; material quantities

ICS
17.220.01
CCS
A55;A42
发布
1988-05
实施

Short-circuit current calculation in three-phase a.c. systems

ICS
17.220.01
CCS
K04
发布
1988
实施
2001-11-15

Настоящий стандарт распространяется на государственный специальный эталон и государственную поверочную схему для средств измерений угл

State system for ensuring the uniformity of measurements. State special standard and state verification schedule for means measuring phase shift angle with in the frequency range from 25,95 to 37,50 GHz

ICS
17.220.01
CCS
发布
1985
实施
1987-01-01

Considerations on reference impedances for use in determining the disturbance characteristics of household appliances and similar electrical equipment

ICS
17.220.01
CCS
L06
发布
1981
实施



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