Disconnect when measuring ground resistance

Disconnect when measuring ground resistance, Total:109 items.

The international standard classification for "Disconnect when measuring ground resistance" includes: Measurement of electrical and magnetic quantities , Power stations in general , Electrical engineering in general , Electrical equipment of ships and of marine structures , Electricity. Magnetism. Electrical and magnetic measurements , Safety of machinery .

The Chinese standard classification for "Disconnect when measuring ground resistance" includes: Hygiene, safety and labor protection , Electric power testing technique , Electrical equipment and tool in general , AC/DC electrical instrument recording instrument , Electrical, observation/communication and navigation equipment for vessel in general , Electromagnetic Measurement , Other electronic instrument and equipment .

Professional Standard - Civil Aviation

MH/T 5101-1999 Measurement code for commercial frequency earth resistance

Yunnan Provincial Standard of the People's Republic of China

DB53/T 974-2020 Short distance measurement method of grounding grid grounding resistance

Professional Standard - Electricity

DL/T 845.2-2020 General specifications for measuring resistance equipment-Part 2:Power frequency ground resistance testers
DL/T 887-2004 Power frequency ground resistance measurement for poles & towers
DL/T 1852-2018 Testing regulations for power frequency grounding resistance measuring equipment
DL/T 845.2-2004 General specifications for measuring resistance equipments Part 2: Power frequency earth resistance testers
DL/T 845.6-2022 General technical conditions for resistance measuring devices Part 6: Ground down conductor conduction resistance tester
DL/T 2553-2022 Guide for measuring earth resistivity, ground impedance, and earth surface potentials of power grounding system
DL/T 253-2012 Measurement Method for Earth Resistance,Ground Potential Distribution,Step Voltage and Current Dividing on Earth Electrodes

General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China

GB/T 28030-2011 Earth continuity tester
GB/T 17949.1-2000 Guide for measuring earth resistivity, ground impedance and earth surface potentials of a ground system - Part 1: Normal measurements

Professional Standard-Ships

CB 1247-1994 Measurement Method for Overlapping and Grounding DC Resistance

Taiwan Provincial Standard of the People's Republic of China

CNS 5203-1994 Earth Testers

中国气象局

QX/T 576-2020 Technical specification for inspection of impulse earthing resistancein earth-termination system
QX/T 577-2020 Technical requirements for online monitoring of lightning protectiongrounding resistance

National Metrological Verification Regulations of the People's Republic of China

JJG 984-2004 Verification Regulation of Earth-Continuity Testers

Professional Standard - Energy

NB/T 20338-2015 In situ measurements for response time of resistance temperature detectors important to safety in nuclear power plants

Professional Standard - Machinery

JB/T 57135-1999 Earth resistance meter - Product quality rating

Professional Standard-Safe Production

AQ 4106-2008 Guide for measuring impedence of a ground system in firecracker working place
AQ/T 4106-2008 Measurement method of grounding resistance in fireworks and firecrackers workplace

Professional Standard - Earthquake

DB/T 33.3-2009 The method of earthquake-related geoelectrical monitoring-Geoelectrical resistivity observation. Part 3: Repeated magnetotelluric measurement

Professional Standard - Electron

SJ/T 11386-2008 General specification of earth coninuity tester

PL-PKN

PN E06107-1993 Alternating current disconnectors and earthing switches
PN T01504-25-1989 Transistors Measurement of time-constant Km, ? Cc of feedback circuit

Institute of Electrical and Electronics Engineers (IEEE)

IEEE 81-1983 Guide for measuring earth resistivity, ground impedance, and earth surface potentials of a ground system
IEEE P81/D11, August 2012 IEEE Guide for Measuring Earth Resistivity, Ground Impedance, and Earth Surface Potentials of a Grounding System
IEEE Std 81-2012 IEEE Guide for Measuring Earth Resistivity, Ground Impedance, and Earth Surface Potentials of a Grounding System
IEEE Std 81-1983 IEEE Guide for Measuring Earth Resistivity, Ground Impedance, and Earth Surface Potentials of a Ground System Part 1: Normal Measurements
IEEE 81-2012 IEEE Guide for Measuring Earth Resistivity, Ground Impedance, and Earth Surface Potentials of a Grounding System
IEEE P81/D10, March, 2012 IEEE Draft Guide for Measuring Earth Resistivity, Ground Impedance, and Earth Surface Potentials of a Grounding System
IEEE P81 IEEE Draft Guide for Measuring Earth Resistivity, Ground Impedance, and Earth Surface Potentials of a Grounding System
IEEE P81/D2, December 2023 IEEE Draft Guide for Measuring Earth Resistivity, Ground Impedance, and Earth Surface Potentials of a Grounding System
IEEE Std 81-1962 IEEE Recommended Guide for Measuring Ground Resistance and Potential Gradients in the Earth

RU-GOST R

GOST 21342.1-1987 Variable resistors. Method for measuring transient resistance of switch contacts
GOST 21342.0-1975 Resistors. General requirements at measuring of electrical parameters
GOST 19138.3-1985 Triode thyristors. Method for measuring turn-off time
GOST 27648-1988 Veriable resistors. Low voltage method of testing of moveable contact intermediate resistance
GOST 21395.4-1975 Alternating resistors. Control method of rotation angle or motion of movable system, operation angle of resistor's switch or motion under operation of resistor's switch
GOST IEC 61038-2011 Electricity metering. Tariff and load control. Particular requirements for time switches
GOST 30501-1997 Solid electrical insulating materials. Method of measuring electrical resistance and resistivity at elevated temperatures
GOST 12232-1989 Carbon brushes for electrical machines. Dimensions of carbon brushes and methods for determination of electrical contact resistance between the brush and a shunt and break out force of a shunt

RO-ASRO

STAS 10432-1976 EARTHING DEVICES Methods for measuring the dissipation resistance of the earth plate and the earth resistivity

IEEE - The Institute of Electrical and Electronics Engineers@ Inc.

IEEE 81-1962 Guide for Measuring Ground Resistance and Potential Gradients in the Earth

YU-JUS

JUS N.B2.762-1990 Low voltage electrical installations. Verification of conditions for protection by automatic disconnection of supply, Measurement of earth electrode resistance
JUS L.G1.030-1983 Electrical instrumente for the measurement of earthing resistance. Requirements for safety and mecha- nical properties

Association Francaise de Normalisation

NF C64-160:1994 Alternating current disconnectors and earthing switches.
NF EN 2349-304:2007 Aerospace series - Requirements and test methods for relays and contactors - Part 304: on and off times
NF A89-579-1*NF EN ISO 17657-1:2007 Resistance welding - Welding current measurement for resistance welding - Part 1 : guidelines for measurement
NF A89-579-5*NF EN ISO 17657-5:2007 Resistance welding - Welding current measurement for resistance welding - Part 5 : verification of welding current measuring system
NF A89-579-3*NF EN ISO 17657-3:2007 Resistance welding - Welding current measurement for resistance welding - Part 3 : current sensing coil

American Society for Testing and Materials (ASTM)

ASTM F855-03 Standard Specifications for Temporary Protective Grounds to Be Used on De-energized Electric Power Lines and Equipment
ASTM F855-04 Standard Specifications for Temporary Protective Grounds to Be Used on De-energized Electric Power Lines and Equipment
ASTM F855-09 Standard Specifications for Temporary Protective Grounds to Be Used on De-energized Electric Power Lines and Equipment
ASTM F855-15 Standard Specifications for Temporary Protective Grounds to Be Used on De-energized Electric Power Lines and Equipment
ASTM F855-20 Standard Specifications for Temporary Protective Grounds to Be Used on De-energized Electric Power Lines and Equipment
ASTM F855-19a Standard Specifications for Temporary Protective Grounds to Be Used on De-energized Electric Power Lines and Equipment
ASTM F855-19 Standard Specifications for Temporary Protective Grounds to Be Used on De-energized Electric Power Lines and Equipment
ASTM F855-14 Standard Specifications for Temporary Protective Grounds to Be Used on De-energized Electric Power Lines and Equipment
ASTM F855-17 Standard Specifications for Temporary Protective Grounds to Be Used on De-energized Electric Power Lines and Equipment
ASTM F855-23 Standard Specifications for Temporary Protective Grounds to Be Used on De-energized Electric Power Lines and Equipment

CZ-CSN

CSN 35 8071 Cast.14-1988 Variable resistors. Method of measurement of contact resistance of thc moving contact at low voltage level
CSN 35 8773-1977 Meaaurement of semiconductor devices. Thyristors. Meaaurement of blocking current and reverse blocking current.

British Standards Institution (BSI)

BS EN ISO 17657-1:2006 Resistance welding - Welding current measurement for resistance welding - Guidelines for measurement
BS ISO 17657-1:2006 Resistance welding - Welding current measurement for resistance welding - Guidelines for measurement
BS EN ISO 17657-1:2007 Resistance welding. Welding current measurement for resistance welding - Guidelines for measurement
BS EN ISO 17657-5:2006 Resistance welding - Welding current measurement for resistance welding - Verification of welding current measuring system
BS ISO 17657-5:2006 Resistance welding - Welding current measurement for resistance welding - Verification of welding current measuring system
BS EN ISO 17657-4:2006 Resistance welding - Welding current measurement for resistance welding - Calibration system
BS EN ISO 17657-5:2007 Resistance welding. Welding current measurement for resistance welding - Verification of welding current measuring system
BS EN 62271-102:2002+A1:2011 High-voltage switchgear and controlgear - Alternating current disconnectors and earthing switches
BS EN 62271-102:2002 High-voltage switchgear and controlgear - Alternating current disconnectors and earthing switches
BS EN ISO 17657-3:2006 Resistance welding - Welding current measurement for resistance welding - Current sensing coil
BS ISO 9816:2018 Passenger cars. Power-off reaction of a vehicle in a turn. Open-loop test method
BS EN ISO 17657-4:2007 Resistance welding. Welding current measurement for resistance welding - Calibration system
BS ISO 17657-4:2006 Resistance welding - Welding current measurement for resistance welding - Calibration system

International Electrotechnical Commission (IEC)

IEC 61038:1998 Electricity metering - Tariff and load control - Particular requirements for time switches

European Committee for Standardization (CEN)

EN ISO 17657-1:2007 Resistance welding - Welding current measurement for resistance welding - Part 1: Guidelines for measurement
EN ISO 17657-5:2007 Resistance welding - Welding current measurement for resistance welding - Part 5: Verification of welding current measuring system

SCC

BS ISO 17657-1:2005 Resistance welding. Welding current measurement for resistance welding. Guidelines for measurement
BS ISO 17657-5:2005 Resistance welding. Welding current measurement for resistance welding. Verification of welding current measuring system
DANSK DS/EN ISO 17657-1:2007 Resistance welding - Welding current measurement for resistance welding - Part 1: Guidelines for measurement
BS ISO 9816:2006 Passenger cars. Power-off reaction of a vehicle in a turn. Open-loop test method
DIN ISO 17657-1 E:2002 Draft Document - Resistance welding - Welding current measurement for resistance welding - Part 1: Guideline for measurement (ISO/DIS 17657-1:2002)
DANSK DS/EN ISO 17657-5:2007 Resistance welding - Welding current measurement for resistance welding - Part 5: Verification of welding current measuring system
BS ISO 17657-4:2005 Resistance welding. Welding current measurement for resistance welding. Calibration system

Association of German Mechanical Engineers

DVS 2929-2001 Resistance welding - measuring the contact resistance of aluminum

HU-MSZT

MNOSZ 13991-1954 Measurement ground connection between thermal element and thermal resistor
MSZ 4851/2-1973 Touch Protection Reviews Measuring Ground Resistance and Specific Soil Resistance Power Supply Current Electronic Equipment
MNOSZ 18739-1955 Touch Protection Reviews Measuring Ground Resistance and Specific Soil Resistance Power Supply Current Electronic Equipment

Indonesia Standards

SNI 04-6545.4-2001 Electrical safety in low voltage distribution systems up to 1000 V a.c. and 1500 V d.c. - Equipment for testing, measuring or monitoring of protective measures. Part 4: Resistance of earth connection and equipotential bonding

BR-ABNT

ABNT NBR 7117-1-2020 Soil parameters for electrical grounding design Part 1: resistivity surveys and geoelectric modeling

German Institute for Standardization

DIN 43458:2000 Disconnectors, earthing switches and load break disconnectors with rated voltage 52 kV - Coupling for hand operation of motor-operated mechanisms
DIN EN ISO 17657-1:2007-09 Resistance welding - Welding current measurement for resistance welding - Part 1: Guidelines for measurement (ISO 17657-1:2005); German version EN ISO 17657-1:2007
DIN EN ISO 17657-5:2007-09 Resistance welding - Welding current measurement for resistance welding - Part 5: Verification of welding current measuring system (ISO 17657-5:2005); German version EN ISO 17657-5:2007

American National Standards Institute （ANSI)

ANSI/EIA 364-114:2010 Coupling and Uncoupling Force Test Procedure for Electrical Connectors, Sockets and Applicable Accessories
ANSI/SCTE 152-2008 Test Procedure for Contact Resistance Measurement of Mainline Plug Interface

GSO

GSO ISO 17657-5:2013 Resistance welding -- Welding current measurement for resistance welding -- Part 5: Verification of welding current measuring system
BH GSO ISO 17657-1:2016 Resistance welding -- Welding current measurement for resistance welding -- Part 1: Guidelines for measurement
OS GSO ISO 17657-1:2013 Resistance welding -- Welding current measurement for resistance welding -- Part 1: Guidelines for measurement
GSO ISO 17657-1:2013 Resistance welding -- Welding current measurement for resistance welding -- Part 1: Guidelines for measurement
BH GSO ISO 17657-5:2016 Resistance welding -- Welding current measurement for resistance welding -- Part 5: Verification of welding current measuring system
OS GSO ISO 17657-5:2013 Resistance welding -- Welding current measurement for resistance welding -- Part 5: Verification of welding current measuring system

International Organization for Standardization (ISO)

ISO 17657-1:2005 Resistance welding — Welding current measurement for resistance welding — Part 1: Guidelines for measurement
ISO 17657-5:2005 Resistance welding - Welding current measurement for resistance welding - Part 5: Verification of welding current measuring system

Danish Standards Foundation

DS/EN ISO 17657-1:2007 Resistance welding - Welding current measurement for resistance welding - Part 1: Guidelines for measurement
DS/EN ISO 17657-5:2007 Resistance welding - Welding current measurement for resistance welding - Part 5: Verification of welding current measuring system

Korean Agency for Technology and Standards (KATS)

KS C ISO 18594:2007 Resistance spot－, projection－, and seam－welding－Method for determining the transition resistance on aluminium and steel material
KS B ISO 17657-4:2021 Resistance welding — Welding current measurement for resistance welding — Part 4: Calibration system

KR-KS

KS B ISO 17657-4-2021 Resistance welding — Welding current measurement for resistance welding — Part 4: Calibration system

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