Current to voltage isolator

Current to voltage isolator, Total:168 items.

The international standard classification for "Current to voltage isolator" includes: Transformers. Reactors , Electrical engineering in general , Measurement of electrical and magnetic quantities , Rectifiers. Convertors. Stabilized power supply , Electric traction equipment , Electrical equipment of ships and of marine structures , Power capacitors .

The Chinese standard classification for "Current to voltage isolator" includes: Low-voltage distribution electrical equipment , Explosion-proof electric apparatus , High voltage switchgear , Transformer , Basic standards and general methods , Digital display instrument , AC/DC supply units , Fittings for overhead contact system .

Professional Standard - Machinery

JB/T 6462-1992 Bus-transfer current switching test of AC high voltage disconnecting switch
JB/T 8977-2006 Knife - disconnector and knife - change over disconnector
JB/T 8676-1997 Plant explosion-proof low-voltage switch、isolator、isolatingswitch and fuse combination electical apparatus
JB/T 8977-1999 Knife-disconnector and knife-change over disconnector

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

GB/T 19212.5-2011 Safety of transformers,reactors,power supply units and similar products for supply voltages up to 1 100 V―Part 5:Particular requirements and tests for isolating transformers and power supply units incorporating isolating transformers
GB/T 19212.7-2012 Safety of transformers, reactors, power supply units and similar products for supply voltages up to 1 100 V - Part 7: Particular requirements and test for safety isolating transformers and power supply units incorporating saftey isolating transformers
GB/T 14913-2008 Digital electronic d.c. voltmeters and d.c. electronic analogue-to-digital convertors
GB/T 27747-2011 High-voltage alternating current disconnecting circuit-breakers for rated voltages of 72.5 kV and above
GB 19212.7-2012 Safety of transformers,reactors,power supply units and similar products for supply voltages up to 1100V.Part 7:Particular requirements and rest for safety isolating transformers and power supply units incorporating safety isolating transformers
GB/T 24975.2-2010 Guide of environmental design for low-voltage apparatus—Part 2:Disconnectors
GB 19212.5-2011 Safety of transformers,reactors,power supply units and similar products for supply voltages up to 1100 V.Part 5:Particular requirements and tests for isolating transformers and power supply units incorporating isolating transformers
GB 13028-1991 Isolating transformers and safety isolating transformers-Requirements

国家机械工业局

JB 8977-1999 Knife Isolator and Knife Conversion Isolator

Professional Standard - Energy

NB/T 42039-2014 Wide voltage input and regulated output isolated DC?DC model power supply
NB/T 20406-2017RK Containment Isolation Device for Fluid System of PWR Nuclear Power Plant

机械工业部

JB 8676-1997 Factory explosion-proof low-voltage switches, isolators, isolation switches and fuse combination electrical appliances

国家能源局

NB/T 10285-2019 Fixed voltage input and unregulated output isolated DC-DC model power supply
NB/T 20406-2017 Containment isolation device for fluid system of pressurized water reactor nuclear power plant

Professional Standard - Railway

TB/T 3150-2007 High-voltage AC disconnectors and earthing switches for electrification railway
TB/T 3151-2007 High-voltage AC load switches for electrification railway

Group Standards of the People's Republic of China

T/SEAMTA 000004-2020 Inductive voltage transformers with isolating device for GIS
T/QGCML 196-2021 Mining explosion-proof high-voltage isolating switch conversion box
T/CASME 1077-2023 PXI isolation high precision current output module
T/CEEIA 301-2018 The selection and use of guidelines of low-voltage device for isolation and fuses

工业和信息化部/国家能源局

JB/T 13271-2017 Power isolation sensor

Professional Standard-Ships

CB 1231.10-1993 Electronic Conversion Module - Detail Specification for Digital-DC Voltage Converter

中华人民共和国国家质量监督检验检疫总局、中国国家标准化管理委员会

GB/T 34865-2017 Capacitors for high voltage direct current transfer switches

IN-BIS

IS 9921 Pt.3-1982 Specification for alternating current isolators (isolators) and earthing switches for voltages above 1000 V
IS 9921 Pt.2-1982 Specification for AC isolators (isolators) and earthing switches for voltages above 1000 V Part II ratings
IS 9921 Pt.1-1981 Specification for alternating current isolators (isolators) and earthing switches for voltages above 1000 V Part I General principles and definitions
IS 9921 Pt.4-1985 Specification for alternating current isolators (isolators) and earthing switches for voltages above 1000 V Part 4 Type tests and routine tests
IS 8573-1977 Specification for digital electronic dc voltmeters and dc electronic analog-to-digital converters

ES-AENOR

UNE 20-100-1990 High voltage industrial equipment, isolators, AC grounding isolators

Defense Logistics Agency

DLA SMD-5962-95701-1996 MICROCIRCUIT, HYBRID, LINEAR, DC/DC CONVERTER, 15 VOLT, SINGLE CHANNEL, NON-ISOLATED
DLA SMD-5962-95706-1996 MICROCIRCUIT, HYBRID, LINEAR, 12 VOLT, DUAL CHANNEL, DC/DC CONVERTER, NONISOLATED
DLA SMD-5962-95700-1996 MICROCIRCUIT, HYBRID, LINEAR, DC/DC CONVERTER, 12 VOLT, SINGLE CHANNEL, NON-ISOLATED
DLA SMD-5962-95707-1996 MICROCIRCUIT, HYBRID, LINEAR, 15 VOLT, DUAL CHANNEL, DC/DC CONVERTER, NONISOLATED
DLA SMD-5962-95699-1996 MICROCIRCUIT, HYBRID, LINEAR, DC/DC CONVERTER, 5 VOLT, SINGLE CHANNEL, NON-ISOLATED
DLA SMD-5962-95705-1996 MICROCIRCUIT, HYBRID, LINEAR, 5 VOLT, DUAL CHANNEL, DC/DC CONVERTER, NONISOLATED
DLA MIL-PRF-27/235 E VALID NOTICE 1-2011 Transformers, Power, Isolation, Shielded
DLA QPL-27535-QPD-2009 Transformer, Power, Isolation: Series Circuit, Airport Lighting, General Specification for

SCC

BS 5253:1975 Specification for a.c. disconnectors (isolators) and earthing switches of rated voltage above 1 kV
BS 861-1:1955 Air-break switches and isolators. Switches and isolators for voltages not exceeding 660 volts and currents up to 200 amperes a.c
BS 861-2:1966 Air-break switches and isolators. Switches and isolators for voltages not exceeding 660 volts and currents up to 800 amperes a.c
IEC 60129:1961 Alternating current (isolators) and earthing switches
CAN/CSA-E742-1994(C2009) Circuit isolation transformers and safety transformers - Rules
AENOR UNE-EN 60742:1996 Circuit separation transformers and safety transformers. Requirements.
MIL MIL-A-22337-1964 AMPLIFIER, RESOLVER ISOLATION (NO S/S DOCUMENT)
UNE-EN 60742:1996 ISOLATING TRANSFORMERS AND SAFETY ISOLATING TRANSFORMERS. REQUIREMENTS.
CAN/CSA-E742-1994(R2009) Isolating transformers and safety isolating transformers - Requirements
MIL MIL-T-27/256-1979 TRANSFORMER, POWER, ISOLATION, TF5T03ZZ (NO S/S DOCUMENT)
IEC 60129A:1968 First supplement - Alternating current (isolators) and earthing switches
IEC 60129:1961/AMD1:1963 Amendment 1 - Alternating current (isolators) and earthing switches
BS 3535-2:1990 Isolating transformers and safety isolating transformers-Specification for transformers for reduced system voltage
BS 3535-1:1990 Isolating transformers and safety isolating transformers-General requirements
IEC 60742:1983/AMD1:1992 Amendment 1 - Isolating transformers and safety isolating transformers. Requirements
DANSK DS/EN 61558-2-4:2009 Safety of transformers, reactors, power supply units and similar products for supply voltages up to 1 100 V - Part 2-4: Particular requirements and tests for isolating transformers and power supply units incorporating isolating transformers
CSA IEC 61558-2-4020 Safety of transformers, reactors, power supply units and similar products for supply voltages up to 1 100 V — Part 2-4: Particular requirements and tests for isolating transformers and power supply units incorporating isolating transformers
CEI EN 61558-2-4:2010 Safety of transformers, reactors, power supply units and similar products for supply voltages up to 1 100 V Part 2-4: Particular requirements and tests for isolating transformers and power supply units incorporating isolating transformers
CSA IEC 61558-2-1020 Safety of power transformers, power supplies, reactors and similar products — Part 2-1: Particular requirements and tests for separating transformers and power supplies incorporating separating transformers for general applications
DANSK DS/EN 61558-2-1:2007 Safety of power transformers, power supplies, reactors and similar products - Part 2-1: Particular requirements and tests for separating transformers and power supplies incorporating separating transformers for general applications
CEI EN 61558-2-1:2007 Safety of power transformers, power supplies, reactors and similar products - Part 2-1: Particular requirements and tests for separating transformers and power supplies incorporating separating transformers for general applications
AS 3108.2:1984 Approval and test specification - Isolating transformers and safety isolating transformers, Part 2: Supplementary requirements - Isolating transformers
DIN EN 61558-2-4 E:2007 Draft Document - Safety of transformers, reactors, power supply units and similar products for voltages up to 1100 V - Part 2-4: Particular requirements and tests for isolating transformers and power supply units incorporating isolating transformers (I...
IEC 61128:1992/AMD1:1994 Amendment 1 - Alternating current disconnectors - Bus-transfer current switching by disconnectors
DANSK DS/ISO/IEC 9549:1990 Information technology - Galvanic isolation of balanced interchange circuits
AS 3108.3:1984 Approval and test specification - Isolating transformers and safety isolating transformers, Part 3: Supplementary requirements - Safety isolating transformers
CEI EN 61558-2-6:2010 Safety of transformers, reactors, power supply units and similar products for supply voltages up to 1 100 V Part 2-6: Particular requirements and tests for safety isolating transformers and power supply units incorporating safety isolating transformers
AENOR UNE-EN 61558-2-6:2010 Safety of transformers, reactors, power supply units and similar products for supply voltages up to 1 100 V — Part 2-6: Particular requirements and tests for safety isolating transformers and power supply units incorporating safety isolating transformers
MIL MIL-T-27/235C-1992 TRANSFORMERS, POWER, ISOLATION, SHIELDED, TF4R03YY (SUPERSEDING MIL-T-27/235B)
DANSK DS/EN 61558-2-10:2014 Safety of transformers, reactors, power supply units and combinations thereof - Part 2-10: Particular requirements and tests for separating transformers with high insulation level and separating transformers with output voltages exceeding 1 000 V
HOLDEN HN 2221-2013 Tape - Transfer - EPDM Fuel Tank Isolators
CAN/CSA-IEC 61558-2-6-2020 Safety of transformers, reactors, power supply units and similar products for supply voltages up to 1 100 V - Part 2-6: Particular requirements and tests for safety isolating transformers and power supply units incorporating safety isolating transformers
CEI EN 61558-2-10:2014 Safety of transformers, reactors, power supply units and combinations thereof Part 2-10: Particular requirements and tests for separating transformers with high insulation level and separating transformers with output voltages exceeding 1 000 V
CSA IEC 61558-2-6020 Safety of transformers, reactors, power supply units and similar products for supply voltages up to 1 100 V — Part 2-6: Particular requirements and tests for safety isolatingtransformers and power supply units incorporating safety isolating transformers
CAN/CSA-IEC 61558-2-4-2020 Safety of transformers, reactors, power supply units and similar products for supply voltages up to 1 100 V - Part 2-4: Particular requirements and tests for isolating transformers and power supply units incorporating isolating transformers (Adopted IE...
DANSK DS/EN 61558-2-6:2009 Safety of transformers, reactors, power supply units and similar products for supply voltages up to 1 100 V - Part 2-6: Particular requirements and tests for safety isolating transformers and power supply units incorporating safety isolating transformers
DIN EN 61558-2-10 E:2011 Draft Document - Safety for transformers, reactors, power supply units and combinations thereof - Part 2-10: Particular requirements and tests for separating transformers with high insulation level and separating transformers with output voltages excee...
HOLDEN HN 2221-1999 Transfer Tape - EPDM Fuel Tank Isolators

YU-JUS

JUS N.H8.024-1987 Isolating transformers and safety isolating transformers. Isolating transformers for general use, shaver transformers and shaver supply units. Additional reguirements
JUS N.H8.023-1987 Isolating transformers and safety isolating transformers. Safety isolating transformers for general use. Additional reguirements
JUS N.H8.020-1987 Isolating transformers and safety isolating transformers. Transformers for toys. Additional requirements
JUS N.H8.021-1987 Isolating and safety isolating transformers. Bell transformers. Additional reguirements
JUS N.H8.010-1987 Isolating transformers and safety isolating transformers. General reguirements and testings
JUS N.K3.301-1991 Alternating current disconnectors and earthing switches

RO-ASRO

STAS SR CEI 1128+A1-1995 Alternating currentdisconnectors. Bus - transfer current switching by disconnectors
STAS 5699-1967 Aluminum tube with rubber isolator for voltages up to 750 volts
STAS 8451-1969 Isolators for power aviation lines

PL-PKN

PN E08105-1988 Isolating transformers and safety isolating transformers

BE-NBN

NBN 505-1959 High voltage AC separator
NBN C 52-742-1989 transformer. Circuit isolation transformers and safety transformers. Regulation
NBN C 20-002-1979 Low voltage electrical appliances, current lines. Insulation distance. resistance index

SE-SIS

SIS SS 427 02 03-1989 Safety for isolating transformers and safety isolating transformers
SIS SEN 21 07-1958 Strong current free conduction isolation
SIS SEN 27 08 11-1970 Current converter

CENELEC - European Committee for Electrotechnical Standardization

EN 60742:1989 Isolating Transformers and Safety Isolating Transformers - Requirements
EN 60742:1995 Isolating Transformers and Safety Isolating Transformers Requirements
EN 61558-2-4:1997 Safety of Power Transformers@ Power Supply Units and Similar Part 2-4: Particular Requirements for Isolating Transformers for General Use
EN 61558-2-6:1997 Safety of Power Transformers@ Power Supply Units and Similar Part 2-6: Particular Requirements for Safety Isolating Transformers for General Use

British Standards Institution (BSI)

BS EN 60742:1996 Isolating transformers and safety isolating transformers - Requirements
BS 7452:1991 Specification for separating transformers, autotransformers, variable transformers and reactors
BS EN 61558-2-6:2009 Safety of transformers, reactors, power supply units and similar products for supply voltages up to 1100 V. Particular requirements and tests for safety isolating transformers and power supply units incorporating safety isolating transformers
BS EN IEC 62271-108:2020 High-voltage switchgear and controlgear - High-voltage alternating current disconnecting circuit-breakers for rated voltages above 52 kV
BS EN IEC 60947-3:2021 Low-voltage switchgear and controlgear. Switches, disconnectors, switch-disconnectors and fuse-combination units
BS ISO/IEC 9549:1990 Information technology. Galvanic isolation of balanced interchange circuits

European Committee for Electrotechnical Standardization（CENELEC）

HD 422-1982 Low-Voltage Air-Break Switches, Air-Break Disconnectors, Air-Break Switch-Disconnectors and Fuse-Combination Units
EN 61558-2-4:2009 Safety of transformers, reactors, power supply units and similar products for supply voltages up to 1 100 V - Part 2-4: Particular requirements and tests for isolating transformers and power supply units incorporating isolating transformers
EN 61558-2-6:2009 Safety of transformers, reactors, power supply units and similar products for supply voltages up to 1 100 V - Part 2-6: Particular requirements and tests for safety isolating transformers and power supply units incorporating safety isolating transformers

RU-GOST R

GOST R 52726-2007 Alternating current disconnectors and earthing switches for voltage above 1 kV and operating mechanisms for them. General specifications
GOST 30030-1993 Isolating transformers and safety isolating transformers. Technical requirements
GOST R ISO 9549-1993 Information technology.Galvanic isolation of balanced interchange circuits.

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

IEEE C37.47-2011 Specifications for High-Voltage (>1000 V) Distribution Class Current-Limiting Type Fuses and Fuse Disconnecting Switches
IEEE C37.46-2010 Specifications for High-Voltage (>1000 V) Expulsion and Current-Limiting Power Class Fuses and Fuse Disconnecting Switches

Association Francaise de Normalisation

NF C52-742:1997 Isolating transformers and safety isolating transformers. Requirements.
NF C52-558-2-6*NF EN 61558-2-6:2009 Safety of transformers, reactors, power supply units and similar products for voltages up to 1100 V - Part 2-6 : particular requirements and tests for safety isolating transformers and power supply units incorporating safety isolating transformers.
NF C52-558-2-1*NF EN 61558-2-1:2007 Safety of power transformers, power supplies, reactors and similar products - Part 2-1 : particular requirements and tests for separating transformers and power supplies incorporating separating transformers for general applications

Korean Agency for Technology and Standards (KATS)

KS W 5111-2019 Isolated transformers
KS W 5111-2016 ISOLATED TRANSFORMERS
KS W 5111-1993 ISOLATED TRANSFORMERS
KS C 4526-1997 25kV distribution cutout switch
KS X 3111-2006(2017) Information technology－Galvanic isolation of balanced interchange circuits
KS X 3111-2021 Information technology－Galvanic isolation of balanced interchange circuits
KS X 3111-2006(2021) Information technology－Galvanic isolation of balanced interchange circuits

Standard Association of Australia （SAA）

AS/NZS 61558.2.6:2009 Safety of power transformers, power supplies, reactors and similar products with supply voltages up to 1100 V. Particular requirements for safety isolating transformers and power supply units containing safety isolating transformers.

Canadian Standards Association (CSA)

CSA C22.2 No.204-M1984-1984(R2004) Power Isolation Monitor

International Electrotechnical Commission (IEC)

IEC 60742:1983 Isolating transformers and safety isolating transformers - Requirements
IEC 60485:1974 Digital electronic d.c. voltmeters and d.c. electronic analogue-to-digital converters
IEC 60947-3:2008 Low-voltage switchgear and controlgear - Part 3: Switches, disconnectors, switch-disconnectors and fuse-combination units
IEC 60947-3:2012 Low-voltage switchgear and controlgear - Part 3: Switches, disconnectors, switch-disconnectors and fuse-combination units
IEC 60742/AMD1:1992 Isolating transformers and safety isolating transformers; requirements; amendment 1
IEC 61558-2-6:2009 Safety of transformers, reactors, power supply units and similar products for voltages up to 1100 V - Part 2-6: Particular requirements and tests for safety isolating transformers and power supply units incorporating safety isolating transformers
IEC 60947-3:2005 Low-voltage switchgear and controlgear - Part 3: Switches, disconnectors, switch-disconnectors and fuse-combination units

GOST

GOST IEC 61558-2-4-2015 Safety of power transformers - power supplies - reactors and similar products Part 2-4: Additional requirements and test methods for isolating transformers and power supplies with isolating transformers
GOST IEC 61558-2-1-2015 Safety of power transformers - power supplies - reactors and similar products Part 2-1: Additional requirements and test methods for separating transformers and power supplies with general purpose separating transformers

NZS

AS/NZS 61558.2.4:2009 (Excludes IEC text) Safety of power transformers, power supply units and similar - Particular requirements - Particular requirements for isolating transformers and power supply units incorporating isolating transformers
AS/NZS 61558.2.6:2009 (Includes IEC text) Safety of transformers, reactors, power supply units and similar products for supply voltages up to 1 100 V - Part 2.6: Particular requirements and tests for safety isolating transformers and power supply units incorporating safety isolating transformers
AS/NZS 61558.2.6:2009 (Excludes IEC text) Safety of transformers, reactors, power supply units and similar products for supply voltages up to 1 100 V - Part 2.6: Particular requirements and tests for safety isolating transformers and power supply units incorporating safety isolating transformers
AS/NZS 61558.2.4:2022 (Excludes IEC Text) Safety of transformers, reactors, power supply units and combinations thereof – Part 2.4: Particular requirements and tests for isolating transformers and power supply units incorporating isolating transformers for general applications

Institute of Electrical and Electronics Engineers (IEEE)

IEEE C37.47-2000 American National Standard for High Voltage Current-Limiting Type Distribution Class Fuses and Fuse Disconnecting Switches
IEEE Std C37.47-2000 American National Standard for High Voltage Current-Limiting Type Distribution Class Fuses and Fuse Disconnecting Switches
IEEE Std C37.46-2010 High-voltage ( 1000 V) expulsion and current-limiting power class fuses and fuse disconnecting switches

GSO

GSO IEC 61558-2-4:2016 Safety of power transformers, reactors, power supply units and similar products for supply voltages up to 1100V - Part 2-4: Particular requirements and tests for isolating transformers and power supply units incorporating isolating transformers
BH GSO IEC 61558-2-4:2017 Safety of power transformers, reactors, power supply units and similar products for supply voltages up to 1100V - Part 2-4: Particular requirements and tests for isolating transformers and power supply units incorporating isolating transformers
GSO IEC 61558-2-4:2024 Safety of transformers, reactors, power supply units and combinations thereof - Part 2-4: Particular requirements and tests for isolating transformers and power supply units incorporating isolating transformers for general applications
BH GSO ISO/IEC 9549:2017 Information technology -- Galvanic isolation of balanced interchange circuit
GSO ISO/IEC 9549:2016 Information technology -- Galvanic isolation of balanced interchange circuit

National Electrical Manufacturers Association（NEMA)

NEMA C37.47-2000 High Voltage Current-Limiting Type Distribution Class Fuses and Fuse Disconnecting Switches This is Now Copyrighted by IEEE

Danish Standards Foundation

DS/EN 61558-2-4:2009 Safety of transformers, reactors, power supply units and similar products for supply voltages up to 1 100 V - Part 2-4: Particular requirements and tests for isolating transformers and power supply units incorporating isolating transformers
DS/IEC 485:1981 Digital electronic d.c. voltmeters and d.c. electronic analogue-to-digital convertors
DS/EN 61558-2-6:2009 Safety of transformers, reactors, power supply units and similar products for supply voltages up to 1 100 V - Part 2-6: Particular requirements and tests for safety isolating transformers and power supply units incorporating safety isolating transformers

AENOR

UNE-EN 61558-2-4:2010 Safety of transformers, reactors, power supply units and similar products for supply voltages up to 1 100 V -- Part 2-4: Particular requirements and tests for isolating transformers and power supply units incorporating isolating transformers
UNE-EN 61558-2-6:2010 Safety of transformers, reactors, power supply units and similar products for supply voltages up to 1 100 V -- Part 2-6: Particular requirements and tests for safety isolating transformers and power supply units incorporating safety isolating transformers

GOSTR

GOST R 59028-2020 High-voltage direct current transmission. Voltage-sourced converters. Terms and definitions

Japanese Industrial Standards Committee (JISC)

JIS C 61558-2-4:2012 Safety of transformers, reactors, power supply units and similar products for supply voltages up to 1 100 V -- Part 2-4: Particular requirements and tests for isolating transformers and power supply units incorporating isolating transformers

HU-MSZT

MSZ 14550/2-1980 Allowable load-bearing of cables, high-voltage isolated cables

TR-TSE

TS 565-1967 ALTERNATING CURRENT ISOLATING AND EARTHING SW?TCHES
TS 277-1965 SAFETY ISOLATING TRANSFORMERS

Lithuanian Standards Office

LST ISO/IEC 9549:1994 Information technology. Galvanic isolation of balanced interchange circuits
LST EN 61558-2-6-2009 Safety of transformers, reactors, power supply units and similar products for supply voltages up to 1 100 V - Part 2-6: Particular requirements and tests for safety isolating transformers and power supply units incorporating safety isolating transformers
LST EN 61558-2-4-2009 Safety of transformers, reactors, power supply units and similar products for supply voltages up to 1 100 V - Part 2-4: Particular requirements and tests for isolating transformers and power supply units incorporating isolating transformers (IEC 61558-2-4

Underwriters Laboratories (UL)

UL 1876-1989 Isolating signal and feedback transformers for use in electronic equipment
UL 1876-1995 Isolating signal and feedback transformers for use in electronic equipment
UL 1876-2001 UL Standard for Safety Isolating Signal and Feedback Transformers for Use in Electronic Equipment Third Edition

CZ-CSN

CSN 35 4212-1981 High — voltage section isolators

ZA-SANS

SANS 61558-2-6:2009 Safety of transformers, reactors, power supply units and similar products for supply voltages up to 1 100 V Part 2-6: Particular requirements and tests for safety isolating transformers and power supply units incorporating safety isolating transformers
SANS 61558-2-4:2009 Safety of transformers, reactors, power supply units and similar products for supply voltages up to 1 100 V Part 2-4: Particular requirements and tests for isolating transformers and power supply units incorporating isolating transformers

VDE - VDE Verlag GmbH@ Berlin@ Germany

VDE 0570-2-6-2010 Safety of transformers@ reactors@ power supply units and similar products for supply voltages up to 1100 V - Part 2-6: Particular requirements and tests for safety isolating transformers and power supply units incorporating safety isolating transformers (
VDE 0570-2-4-2009 Safety of transformers@ reactors@ power supply units and similar products for supply voltages up to 1100 V - Part 2-4: Particular requirements and tests for isolating transformers and power supply units incorporating isolating transformers (IEC 61558-2-4:

Others: