IEC TS 60941:1988 - Mechanical endurance functional tests for electrical insulation systems
Publisher: IEC - International Electrotechnical Commission
Year: 1988
IEC 60947-1:1988 - Low-voltage switchgear and controlgear. Part 1: General rules.
Publisher: IEC - International Electrotechnical Commission
Year: 1987
IEC 60952-2:1991 - Aircraft batteries - Part 2: Design and construction requirements
Publisher: IEC - International Electrotechnical Commission
Year: 1991
IEC 60974-12:1992 - Arc-welding equipment - Part 12: Coupling devices for welding cables
Publisher: IEC - International Electrotechnical Commission
Year: 1992
IEC 60975:1989 - Microprocessor universal format for object modules
Publisher: IEC - International Electrotechnical Commission
Year: 1989
IEC 60961:1989 - Helical-scan video tape cassette system using 12,65 mm (0,5 in) magnetic tape on type L
Publisher: IEC - International Electrotechnical Commission
Year: 1989
IEC 60983:1990 - Road vehicle lamps for supplementary purposes
Publisher: IEC - International Electrotechnical Commission
Year: 1990
IEC 60962:1988 - Maintenance and use guide for petroleum lubricating oils for steam turbines
Publisher: IEC - International Electrotechnical Commission
Year: 1987
IEC 60978:1989 - Maintenance and use guide for triaryl phosphate ester turbine control fluids
Publisher: IEC - International Electrotechnical Commission
Year: 1989
IEC 60983:1990/AMD1:1991 - Amendment 1 - Road vehicle lamps for supplementary purposes
Publisher: IEC - International Electrotechnical Commission
Year: 1991
IEC 60964:1989 - Design for control rooms of nuclear power plants
Publisher: IEC - International Electrotechnical Commission
Year: 1989
IEC 60984:1990 - Sleeves of insulating material for live working
Publisher: IEC - International Electrotechnical Commission
Year: 1990
IEC 60965:1989 - Supplementary control points for reactor shutdown without access to the main control room
Publisher: IEC - International Electrotechnical Commission
Year: 1989
IEC 60981:1989 - Extra-heavy duty rigid steel conduits for electrical installations
Publisher: IEC - International Electrotechnical Commission
Year: 1989
IEC 60939-1:1988 - Complete filter units for radio interference suppression. Part 1: Generic specification
Publisher: IEC - International Electrotechnical Commission
Year: 1988
IEC 60927:1988 - Starting devices (other than glow starters). Performance requirements.
Publisher: IEC - International Electrotechnical Commission
Year: 1988
IEC 60952-3:1993 - Aircraft batteries - Part 3: External electrical connectors
Publisher: IEC - International Electrotechnical Commission
Year: 1993
IEC 60970:1989 - Methods for counting and sizing particles in insulating liquids
Publisher: IEC - International Electrotechnical Commission
Year: 1989
IEC TR 60971:1989 - Semiconductor convertors. Identification code for convertor connections
Publisher: IEC - International Electrotechnical Commission
Year: 1989
IEC TR 60972:1989 - Classification and interpretation of new lighting products
Publisher: IEC - International Electrotechnical Commission
Year: 1989
IEC TR 60972:1989/AMD1:1991 - Amendment 1 - Classification and interpretation of new lighting products
Publisher: IEC - International Electrotechnical Commission
Year: 1991
IEC 60955:1989 - Process data highway, Type C (PROWAY C), for distributed process control systems
Publisher: IEC - International Electrotechnical Commission
Year: 1989
IEC 60968:1988 - Self-ballasted lamps for general lighting services - Safety requirements
Publisher: IEC - International Electrotechnical Commission
Year: 1988
IEC 60958:1989 - Digital audio interface
Publisher: IEC - International Electrotechnical Commission
Year: 1989
IEC 60969:1988 - Self-ballasted lamps for general lighting services - Performance requirements
Publisher: IEC - International Electrotechnical Commission
Year: 1988
IEC 60974-1:1989 - Safety requirements for arc welding equipment - Part 1: Welding power sources
Publisher: IEC - International Electrotechnical Commission
Year: 1989
IEC 60958:1989/AMD1:1993 - Amendment 1 - Digital audio interface
Publisher: IEC - International Electrotechnical Commission
Year: 1993
IEC 60952-1:1988 - Aircraft batteries. Part 1: General test requirements and performance levels
Publisher: IEC - International Electrotechnical Commission
Year: 1988
IEC 60974-11:1992 - Arc-welding equipment - Part 11: Electrode holders
Publisher: IEC - International Electrotechnical Commission
Year: 1992
IEC TR 60958-2:1994 - Digital audio interface - Part 2: Software information delivery mode
Publisher: IEC - International Electrotechnical Commission
Year: 1994
IEC 60904-9:1995 - Photovoltaic devices - Part 9: Solar simulator performance requirements
Publisher: IEC - International Electrotechnical Commission
Year: 1995
IEC TR 60907:1989 - Local area networks CSMA/CD 10 Mbits/s baseband planning and installation guide
Publisher: IEC - International Electrotechnical Commission
Year: 1988
IEC 60934:1993 - Circuit-breakers for equipment (CBE)
Publisher: IEC - International Electrotechnical Commission
Year: 1993
IEC 60934:1993/AMD1:1994 - Amendment 1 - Circuit-breakers for equipment (CBE)
Publisher: IEC - International Electrotechnical Commission
Year: 1994
IEC 60947-1:1988/AMD2:1995 - Amendment 2 - Low-voltage switchgear and controlgear. Part 1: General rules.
Publisher: IEC - International Electrotechnical Commission
Year: 1995
IEC 61019-2:1995 - Surface acoustic wave (SAW) resonators - Part 2: Guide to the use
Publisher: IEC - International Electrotechnical Commission
Year: 1995
IEC 60947-1:1988/AMD3:1995 - Amendment 3 - Low-voltage switchgear and controlgear. Part 1: General rules.
Publisher: IEC - International Electrotechnical Commission
Year: 1995
IEC 60875-1:1992 - Fibre optic branching devices - Part 1: Generic specification.
Publisher: IEC - International Electrotechnical Commission
Year: 1992
IEC 60947-2:1995 - Low-voltage switchgear and controlgear - Part 2: Circuit-breakers
Publisher: IEC - International Electrotechnical Commission
Year: 1995
IEC 60958:1989/AMD2:1995 - Amendment 2 - Digital audio interface
Publisher: IEC - International Electrotechnical Commission
Year: 1995
IEC 60876-1:1994 - Fibre optic switches - Part 1: Generic specification
Publisher: IEC - International Electrotechnical Commission
Year: 1994
IEC 60900:1987/AMD1:1995 - Amendment 1 - Hand tools for live working up to 1000 V a.c. and 1500 V d.c.
Publisher: IEC - International Electrotechnical Commission
Year: 1995
IEC 60950:1991 - Safety of information technology equipment
Publisher: IEC - International Electrotechnical Commission
Year: 1991
IEC TR 61131-4:1995 - Programmable controllers - Part 4: User guidelines
Publisher: IEC - International Electrotechnical Commission
Year: 1995
IEC 61268:1995 - Alternating current static var-hour meters for reactive energy (classes 2 and 3)
Publisher: IEC - International Electrotechnical Commission
Year: 1995
IEC 61138:1994 - Cables for portable earthing and short-circuiting equipment
Publisher: IEC - International Electrotechnical Commission
Year: 1994
IEC 61260:1995 - Electroacoustics - Octave-band and fractional-octave-band filters
Publisher: IEC - International Electrotechnical Commission
Year: 1995
IEC 61138:1994/AMD1:1995 - Amendment 1 - Cables for portable earthing and short-circuiting equipment
Publisher: IEC - International Electrotechnical Commission
Year: 1995
IEC TR 61140:1992 - Protection against electric shock - Common aspects for installation and equipment
Publisher: IEC - International Electrotechnical Commission
Year: 1992
IEC 61163-1:1995 - Reliability stress screening - Part 1: Repairable items manufactured in lots
Publisher: IEC - International Electrotechnical Commission
Year: 1995
IEC 61277:1995 - Terrestrial photovoltaic (PV) power generating systems - General and guide
Publisher: IEC - International Electrotechnical Commission
Year: 1995
IEC 61164:1995 - Reliability growth - Statistical test and estimation methods
Publisher: IEC - International Electrotechnical Commission
Year: 1995
IEC 61165:1995 - Application of Markov techniques
Publisher: IEC - International Electrotechnical Commission
Year: 1995
IEC 61196-4:1995 - Radio-frequency cables - Part 4: Sectional specification for radiating cables
Publisher: IEC - International Electrotechnical Commission
Year: 1995
IEC 61167:1992/AMD1:1995 - Amendment 1 - Metal halide lamps
Publisher: IEC - International Electrotechnical Commission
Year: 1995
IEC TR 61201:1992 - Extra-low voltage (ELV) - Limit values
Publisher: IEC - International Electrotechnical Commission
Year: 1992
IEC 61953:1997 - Diagnostic X-ray imaging equipment - Characteristics of mammographic anti-scatter grids
Publisher: IEC - International Electrotechnical Commission
Year: 1997
IEC 60728-11:1997 - Cabled distribution systems for television and sound signals - Part 11: Safety
Publisher: IEC - International Electrotechnical Commission
Year: 1997
IEC 60034-1:1996/AMD1:1997 - Amendment 1 - Rotating electrical machines - Part 1: Rating and performance
Publisher: IEC - International Electrotechnical Commission
Year: 1997
IEC 60086-2:1997 - Primary batteries - Part 2: Specification sheets
Publisher: IEC - International Electrotechnical Commission
Year: 1997
IEC 60851-3:1996/AMD1:1997 - Amendment 1 - Methods of test for winding wires - Part 3: Mechanical properties
Publisher: IEC - International Electrotechnical Commission
Year: 1997
IEC 60684-2:1997 - Flexible insulating sleeving - Part 2: Methods of test
Publisher: IEC - International Electrotechnical Commission
Year: 1997
IEC 60268-4:1997 - Sound System Equipment - Part 4: Microphones
Publisher: IEC - International Electrotechnical Commission
Year: 1997
IEC 60357:1982/AMD11:1997 - Amendment No. 11
Publisher: IEC - International Electrotechnical Commission
Year: 1997
IEC TR 61604:1997 - Dimensions of uncoated ring cores of magnetic oxides
Publisher: IEC - International Electrotechnical Commission
Year: 1997
IEC 61691-1:1997 - Design automation - Part 1: VHDL language reference manual
Publisher: IEC - International Electrotechnical Commission
Year: 1997
IEC 61810-7:1997 - Electromechanical all-or-nothing relays - Part 7: Test and measurement procedures
Publisher: IEC - International Electrotechnical Commission
Year: 1997
IEC 60034-9:1997 - Rotating electrical machines - Part 9: Noise limits
Publisher: IEC - International Electrotechnical Commission
Year: 1997
IEC 61184:1997 - Bayonet lampholders
Publisher: IEC - International Electrotechnical Commission
Year: 1997
IEC 61378-1:1997 - Convertor transformers - Part 1: Transformers for industrial applications
Publisher: IEC - International Electrotechnical Commission
Year: 1997
IEC 60282-1:1994/AMD2:1997 - Amendment 2 - High-voltage fuses - Part 1: Current-limiting fuses
Publisher: IEC - International Electrotechnical Commission
Year: 1997
IEC 60598-2-22:1997 - Luminaires - Part 2-22: Particular requirements - Luminaires for emergency lighting
Publisher: IEC - International Electrotechnical Commission
Year: 1997
IEC 60851-4:1996/AMD1:1997 - Amendment 1 - Methods of test for winding wires - Part 4: Chemical properties
Publisher: IEC - International Electrotechnical Commission
Year: 1997
IEC 60282-2:1995/AMD1:1997 - Amendment 1 - High-voltage fuses - Part 2: Expulsion fuses
Publisher: IEC - International Electrotechnical Commission
Year: 1997
IEC 60068-2-75:1997 - Environmental testing - Part 2-75: Tests - Test Eh: Hammer tests
Publisher: IEC - International Electrotechnical Commission
Year: 1997
IEC 61942:1997 - Live working - Gloves and mitts with mechanical protection
Publisher: IEC - International Electrotechnical Commission
Year: 1997
IEC 61663-1:1999 - Lightning protection - Telecommunication lines - Part 1: Fibre optic installations
Publisher: IEC - International Electrotechnical Commission
Year: 1999
IEC 60034-1:1996+AMD1:1997+AMD2:1999 CSV - Rotating electrical machines - Part 1: Rating and performance
Publisher: IEC - International Electrotechnical Commission
Year: 1999
IEC 60874-1:1999 - Connectors for optical fibres and cables - Part 1: Generic specification
Publisher: IEC - International Electrotechnical Commission
Year: 1999
IEC 60990:1999 - Methods of measurement of touch current and protective conductor current
Publisher: IEC - International Electrotechnical Commission
Year: 1999
IEC PAS 62111:1999 - Specifications for the use of renewable energies in rural decentralised electrification
Publisher: IEC - International Electrotechnical Commission
Year: 1999
IEC 61375-1:1999 - Electric railway equipment - Train bus - Part 1: Train Communication network
Publisher: IEC - International Electrotechnical Commission
Year: 1999
IEC 61881:1999 - Railway applications - Rolling stock equipment - Capacitors for power electronics
Publisher: IEC - International Electrotechnical Commission
Year: 1999
IEC 60517:1986 - Gas-insulated metal-enclosed switchgear for rated voltages of 72,5 kV and above
Publisher: IEC - International Electrotechnical Commission
Year: 1985
IEC 61754-15:1999 - Fibre optic connector interfaces - Part 15: Type LSH connector family
Publisher: IEC - International Electrotechnical Commission
Year: 1999
IEC 60050-651:1999 - International Electrotechnical Vocabulary (IEV) - Part Live working
Publisher: IEC - International Electrotechnical Commission
Year: 1999
IEC 60076-1:1993/AMD1:1999 - Amendment 1 - Power transformers - Part 1: General
Publisher: IEC - International Electrotechnical Commission
Year: 1999
IEC 61199:1999 - Single-capped fluorescent lamps - Safety specifications
Publisher: IEC - International Electrotechnical Commission
Year: 1999
IEC 60470:1999 - High-voltage alternating current contactors and contactor-based motor-starters
Publisher: IEC - International Electrotechnical Commission
Year: 1999
IEC TR 61998:1999 - Model and framework for standardization in multimedia equipment and systems
Publisher: IEC - International Electrotechnical Commission
Year: 1999
IEC 60238:1998/AMD1:1999 - Amendment 1 - Edison screw lampholders
Publisher: IEC - International Electrotechnical Commission
Year: 1999
IEC 62035:1999 - Discharge lamps (excluding fluorescent lamps) - Safety specifications
Publisher: IEC - International Electrotechnical Commission
Year: 1999
IEC 60254:1967/AMD1:1978 - Amendment 1 - Lead-acid traction batteries
Publisher: IEC - International Electrotechnical Commission
Year: 1977
IEC 60254A:1979 - First supplement - Lead-acid traction batteries
Publisher: IEC - International Electrotechnical Commission
Year: 1978
IEC 60255-17:1982 - Electrical relays - Part 17: Thermal electrical relays for motor protection
Publisher: IEC - International Electrotechnical Commission
Year: 1981
IEC 60268-1C:1982 - Third supplement - Sound system equipment - Part 1 : General
Publisher: IEC - International Electrotechnical Commission
Year: 1981
IEC 60268-14A:1973 - First supplement - Sound system equipment - Part 14: Mechanical design features
Publisher: IEC - International Electrotechnical Commission
Year: 1972
IEC 60271:1974 - List of basic terms, definitions and related mathematics for reliability
Publisher: IEC - International Electrotechnical Commission
Year: 1973
IEC 60332:1970/AMD1:1977 - Amendment 1 - Flame-retardant characteristics of electric cables
Publisher: IEC - International Electrotechnical Commission
Year: 1977
IEC 60304:1978 - Standard colours for PVC insulation for low-frequency cables and wires
Publisher: IEC - International Electrotechnical Commission
Year: 1977
IEC 60315-1A:1971 - First supplement
Publisher: IEC - International Electrotechnical Commission
Year: 1970
IEC 60280:1968 - Class 0,5 alternating-current watthour meters
Publisher: IEC - International Electrotechnical Commission
Year: 1967
IEC 60272:1968 - Premilimary reliability considerations
Publisher: IEC - International Electrotechnical Commission
Year: 1967
IEC 60305:1974 - Characteristics of string insulator units of the cap and pin type
Publisher: IEC - International Electrotechnical Commission
Year: 1973
IEC 60305:1978 - Characteristics of string insulator units of the cap and pin type
Publisher: IEC - International Electrotechnical Commission
Year: 1977
IEC 60319A:1972 - First supplement
Publisher: IEC - International Electrotechnical Commission
Year: 1971
IEC 60333:1983 - Test procedures for semiconductor charged-particle detectors
Publisher: IEC - International Electrotechnical Commission
Year: 1982
IEC 60282-1:1974 - High-voltage fuses - Part 1: Current-limiting fuses
Publisher: IEC - International Electrotechnical Commission
Year: 1973
IEC 60285:1983 - Sealed nickel-cadmium cylindrical rechargeable single cells
Publisher: IEC - International Electrotechnical Commission
Year: 1982
IEC 60307:1969 - Electric fans and regulators for use in ships
Publisher: IEC - International Electrotechnical Commission
Year: 1968
IEC 60317-5A:1972 - First supplement
Publisher: IEC - International Electrotechnical Commission
Year: 1972
IEC 60320:1981/AMD1:1984 - Amendment 1 - Appliance couplers for household and similar general purposes
Publisher: IEC - International Electrotechnical Commission
Year: 1984
IEC 60320:1981/AMD2:1985 - Amendment 2 - Appliance couplers for household and similar general purposes
Publisher: IEC - International Electrotechnical Commission
Year: 1985
IEC 60282-1:1974/AMD1:1975 - Amendment 1 - High-voltage fuses - Part 1: Current-limiting fuses
Publisher: IEC - International Electrotechnical Commission
Year: 1975
IEC 60309A:1973 - First supplement
Publisher: IEC - International Electrotechnical Commission
Year: 1972
IEC 60326A:1972 - First supplement - General requirements and measuring methods for printed wiring boards
Publisher: IEC - International Electrotechnical Commission
Year: 1971
IEC 60282-1:1974/AMD2:1978 - Amendment 2 - High voltage fuses - Part 1: Current-limiting fuses
Publisher: IEC - International Electrotechnical Commission
Year: 1978
IEC 60285-2:1972 - Sealed nickel-cadmium cylindrical rechargeable single cells - Part 2: Dimensions
Publisher: IEC - International Electrotechnical Commission
Year: 1971
IEC 60317-6A:1972 - First supplement
Publisher: IEC - International Electrotechnical Commission
Year: 1972
IEC 60326B:1972 - Second supplement - General requirements and measuring methods for printed wiring boards
Publisher: IEC - International Electrotechnical Commission
Year: 1971
IEC 60282-1:1974/AMD3:1980 - Amendment 3 - High voltage fuses - Part 1: Current-limiting fuses
Publisher: IEC - International Electrotechnical Commission
Year: 1980
IEC 60287:1969 - Calculation of the continuous current rating of cables (100 % load factor)
Publisher: IEC - International Electrotechnical Commission
Year: 1968
IEC 62258-1:2005 - Semiconductor die products - Part 1: Requirements for procurement and use
Publisher: IEC - International Electrotechnical Commission
Year: 2005
IEC 60311A:1973/AMD1:1982 - First supplement
Publisher: IEC - International Electrotechnical Commission
Year: 1982
IEC 60311A:1973 - First supplement
Publisher: IEC - International Electrotechnical Commission
Year: 1972
IEC 60326C:1974 - Third supplement - General requirements and measuring methods for printed wiring boards
Publisher: IEC - International Electrotechnical Commission
Year: 1973
IEC 60282-1:1974/AMD4:1981 - Amendment 4 - High voltage fuses - Part 1: Current-limiting fuses
Publisher: IEC - International Electrotechnical Commission
Year: 1981
IEC 60311:1988 - Methods of measurement of performance of electric irons for household or similar use
Publisher: IEC - International Electrotechnical Commission
Year: 1987
IEC 60326-3:1980/AMD1:1984 - Amendment 1 - Printed boards - Part 3: Design and use of printed boards
Publisher: IEC - International Electrotechnical Commission
Year: 1984
IEC 60282-1:1974/AMD5:1984 - Amendment 5 - High voltage fuses - Part 1: Current-limiting fuses
Publisher: IEC - International Electrotechnical Commission
Year: 1984
IEC 60326-3A:1982 - First supplement - Printed boards - Part 3: Design and use of printed boards
Publisher: IEC - International Electrotechnical Commission
Year: 1981
IEC 60330:1970 - Methods of test for p.v.c. insulation and sheath of electric cables
Publisher: IEC - International Electrotechnical Commission
Year: 1969
IEC 60275:1968 - Polystyrene film dielectric capacitors
Publisher: IEC - International Electrotechnical Commission
Year: 1967
IEC 60277:1968 - Definitions for switchgear and controlgear
Publisher: IEC - International Electrotechnical Commission
Year: 1967
IEC 60282-1A:1978 - First supplement - High-voltage fuses - Part 1: Current-limiting fuses
Publisher: IEC - International Electrotechnical Commission
Year: 1977
IEC PAS 62412:2005 - Real-time Ethernet P-NET on IP specification
Publisher: IEC - International Electrotechnical Commission
Year: 2005
IEC 60257:1968/AMD1:1980 - Amendment 1 - Fuse-holders for miniature cartridge fuse-links
Publisher: IEC - International Electrotechnical Commission
Year: 1980
IEC 60259:1968 - Miscellaneous lamps and ballasts
Publisher: IEC - International Electrotechnical Commission
Year: 1967
IEC PAS 62410:2005 - Real-time Ethernet SERCOS III
Publisher: IEC - International Electrotechnical Commission
Year: 2005
IEC 60265:1968/AMD1:1975 - Amendment 1 - High-voltage switches
Publisher: IEC - International Electrotechnical Commission
Year: 1975
IEC 60268-2:1971/AMD1:1975 - Amendment 1 - Sound system equipment - Part 2: Explanation of general terms
Publisher: IEC - International Electrotechnical Commission
Year: 1975
IEC 60277A:1971 - First supplement - Definitions for switchgear and controlgear
Publisher: IEC - International Electrotechnical Commission
Year: 1970
IEC 60278:1968 - Documentation to be supplied with electronic measuring apparatus
Publisher: IEC - International Electrotechnical Commission
Year: 1967
IEC 60282-1:1985 - High voltage fuses - Part 1: Current-limiting fuses
Publisher: IEC - International Electrotechnical Commission
Year: 1984
IEC 60282-1:1985/AMD1:1988 - Amendment 1 - High voltage fuses - Part 1: Current-limiting fuses
Publisher: IEC - International Electrotechnical Commission
Year: 1988
IEC PAS 62406:2005 - Real-time Ethernet TCnet (Time-Critical Control Network)
Publisher: IEC - International Electrotechnical Commission
Year: 2005
IEC 62261-1:2005 - Television METADATA - Part 1: Metadata dictionary structure
Publisher: IEC - International Electrotechnical Commission
Year: 2005
IEC 60251-1:1978 - Methods of test for winding wires - Part 1: Enamelled round wires
Publisher: IEC - International Electrotechnical Commission
Year: 1977
IEC 60259A:1972 - First supplement - Miscellaneous lamps and ballasts
Publisher: IEC - International Electrotechnical Commission
Year: 1971
IEC 60262:1968 - Ballasts for high pressure mercury vapour lamps
Publisher: IEC - International Electrotechnical Commission
Year: 1967
IEC 60265:1968/AMD2:1976 - Amendment 2 - High-voltage switches
Publisher: IEC - International Electrotechnical Commission
Year: 1976
IEC 60265A:1969 - first supplement - High-voltage switches
Publisher: IEC - International Electrotechnical Commission
Year: 1968
IEC 60268-3A:1970 - Supplement A - Sound system equipment - Part 3: Sound systems amplifiers
Publisher: IEC - International Electrotechnical Commission
Year: 1969
IEC 60278A:1974 - First supplement - Documentation to be supplied with electronic measuring apparatus
Publisher: IEC - International Electrotechnical Commission
Year: 1973
IEC 60282-1:1985/AMD2:1992 - Amendment 2 - High voltage fuses - Part 1: Current-limiting fuses
Publisher: IEC - International Electrotechnical Commission
Year: 1991
IEC 62261-2:2005 - Television METADATA - Part 2: Data encoding protocol using key-length-value
Publisher: IEC - International Electrotechnical Commission
Year: 2005
IEC 60255-0-20:1974 - Electrical relays - Contact performance of electrical relays
Publisher: IEC - International Electrotechnical Commission
Year: 1973
IEC 60255-1:1967 - Electrical relays - Part 1: Instantaneous all-or-nothing relays
Publisher: IEC - International Electrotechnical Commission
Year: 1966


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