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BSI - BS 4571 - ON-LOAD TAP-CHANGERS Organization: BSI
Date: 1994-03-15
Description: Applies to oil and gas filled tap changers except for tap changers used for railway rolling stock applications.
JSA - JIS B 1125 - SELF DRILLING TAPPING SCREWS Organization: JSA
Date: 2015-12-21
Description: This Standard specifies the characteristics of steel and martensitic stainless steel self drilling tapping screws. NOTE 1 Steel and martensitic stainless steel self drilling tapping screws specified in this Standard are hereafter referred to as "steel self drilling tapping screws" and "stainless steel self drilling tapping screws", respectively, and generically referred to as "self drilling tapping screws".
DS/IEC 214 - ON-LOAD TAP-CHANGERS Organization: DS
Description: The standard gives service conditions, definitions, ratings, design and construction details, type and routine tests and nameplate details, applicable to on-load tap-changers for p ower transformers and their motor-drive mechanisms.
DS/EN 60214 - ON-LOAD TAP-CHANGERS Organization: DS
Date: 1997-10-22
Description: This standard applies to on-load tap-changers for power transformers and their motor-drive mechanisms. It relates mainly to tap-changers immersed in transformer oil according to IEC Publication 296, but may also be used for gas-insulated tap-changers in so far as conditions are applicable.
NG TS 3.03.04 - TECHNICAL SPECIFICATIONS - TAP-CHANGERS - ISSUE 2 Organization: NG
Date: 2005-08-01
Description: The requirements apply to all on load tap-changers, and also to off circuit tap-changers where appropriate.
BSI - BS 7277 - TAPPING SCREW THREADS Organization: BSI
Date: 1990-01-31
Description: Thread and thread ends for tapping screws (sheet metal screws) with thread sizes from ST 1,5 to ST 9,5 inclusive.
DS/ISO 1478 - TAPPING SCREW THREADS Organization: DS
Date: 1992-01-01
Description: The standard specifies the thread ends for tapping screws wi th thread sizes from ST 1,5 to ST 9,5 inclusive
SNV - SN EN ISO 1479 - HEXAGON HEAD TAPPING SCREWS Organization: SNV
Date: 2011-10-01
Description: This International Standard specifies the characteristics of hexagon head tapping screws with thread sizes from ST 2,2 to ST 9,5 inclusive.
DS/EN ISO 1479 - HEXAGON HEAD TAPPING SCREWS Organization: DS
Date: 2011-09-07
Description: This International Standard specifies the characteristics of hexagon head tapping screws with thread sizes from ST 2,2 to ST 9,5 inclusive.
ISO 1478 - TAPPING SCREWS THREAD - SECOND EDITION Organization: ISO
Date: 1999-08-01
Description: This International Standard specifies the thread and thread ends for tapping screws (sheet metal screws) with thread sizes from ST1,5 to ST9,5 inclusive.
DS/EN ISO 1478 - TAPPING SCREW THREAD Organization: DS
Date: 1999-12-07
Description: This International Standard specifies the thread and thread ends for tapping screws (sheet metal screws) with thread sizes from ST1,5 to ST9,5 inclusive.
CEN - EN ISO 1479 - HEXAGON HEAD TAPPING SCREWS Organization: CEN
Date: 2011-08-01
Description: This International Standard specifies the characteristics of hexagon head tapping screws with thread sizes from ST 2,2 to ST 9,5 inclusive.
ISO 1479 - HEXAGON HEAD TAPPING SCREWS - SECOND EDITION Organization: ISO
Date: 2011-08-01
Description: This International Standard specifies the characteristics of hexagon head tapping screws with thread sizes from ST 2,2 to ST 9,5 inclusive.
SNZ AS/NZS 4402 - HEXAGON HEAD TAPPING SCREWS Organization: SNZ
Date: 2015-08-26
Description: This International Standard specifies the characteristics of hexagon head tapping screws with thread sizes from ST 2,2 to ST 9,5 inclusive.
SNZ AS/NZS 4411 - TAPPING SCREWS THREAD Organization: SNZ
Date: 2015-11-09
Description: This International Standard specifies the thread and thread ends for tapping screws (sheet metal screws) with thread sizes from ST1,5 to ST9,5 inclusive.
TSE - TS 432-1 EN ISO 1478 - TAPPING SCREWS THREAD Organization: TSE
Date: 2000-04-21
Description: This standard specifies the thread ond thread ends for tapping screws ends for tapping screws (sheet metal screws) with thread sizes from St 1,5 to st 9,5 inclusive
IEEE C57.131 - REQUIREMENTS FOR TAP CHANGERS Organization: IEEE
Date: 2012-03-29
Description: This standard covers electrical and mechanical performance and test requirements for load tap changers and de-energized tap changers, installed in power transformers and voltage regulating transformers and immersed in transformer mineral oil, but may also be used for other insulating fluids insofar as conditions are applicable.
JSA - JIS B 1115 - SLOTTED HEAD TAPPING SCREWS Organization: JSA
Date: 2015-12-21
Description: ISO 1481: 2011 Slotted pan head tapping screws ISO 1482: 2011 Slotted countersunk (fiat) head tapping screws ISO 1483: 2011 Slotted raised countersunk (oval) head tapping screws (Overall evaluation: MOD) In addition, symbols which denote the degree of correspondence in the contents between the relevant International Standards and JIS are IDT (identical), MOD (modified), and NEQ (not equivalent) according to ISO/ lEe Guide 21-1.
JSA - JIS B 1123 - HEXAGON HEAD TAPPING SCREWS Organization: JSA
Date: 2015-12-21
Description: This Standard specifies the characteristics of hexagon head tapping screws with thread sizes from ST2.2 to ST9.5 inclusive.
TSE - TS 432-9 EN ISO 1479 - HEXAGON HEAD TAPPING SCREWS Organization: TSE
Date: 2000-04-21
Description: This standard specifies the characteristics of hexagon head tapping screws with thread sizes from ST 2,2 <d < ST 9,5 inclusive.

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