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BIS IS 1180-1 : 2014 AMD 2 2017

BIS IS 1180-1 : 2014 AMD 2 2017

Superseded

Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

OUTDOOR TYPE OIL IMMERSED DISTRIBUTION TRANSFORMERS UPTO AND INCLUDING 2500 KVA, 33KV - SPECIFICATION - PART 1: MINERAL OIL IMMERSED

Superseded date

07-02-2021

Published date

01-12-2013

Publisher

Bureau of Indian Standards

FOREWORD
1 SCOPE
2 REFERENCES
3 TERMINOLOGY
4 SERVICE CONDITIONS
5 GENERAL
6 TECHNICAL PARAMETERS OF THREE PHASE DISTRIBUTION
   TRANSFORMERS UP TO AND INCLUDING 200 KVA
   (NON-SEALED AND SEALED TYPE)
7 TECHNICAL PARAMETERS OF THREE PHASE DISTRIBUTION
   TRANSFORMERS HIGHER THAN 200 KVA UP TO AND
   INCLUDING 2500 KVA (NON-SEALED AND SEALED TYPE)
8 TECHNICAL PARAMETERS OF SINGLE PHASE DISTRIBUTION
   TRANSFORMERS UP TO AND INCLUDING 25 KVA (SEALED TYPE)
9 STANDARD MATERIALS
10 TERMINAL ARRANGEMENT
11 MINIMUM CLEARANCES IN AIR
12 CONNECTORS (APPLICABLE FOR BARE BUSHING
   TRANSMISSIONS ONLY)
13 MARKING
14 MOUNTING ARRANGEMENT
15 TRANSFORMER TANK
16 CONSERVATOR FOR NON-SEALED TYPE TRANSFORMERS
17 ABILITY OF TRANSFORMERS TO WITHSTAND EXTERNAL
   SHORT CIRCUIT
18 EFFICIENCY AND REGULATION
19 TOLERANCES
20 FITTING
21 TESTS
22 INFORMATION REQUIRED WITH ENQUIRY AND ORDER
ANNEX A - LIST OF REFERRED INDIAN STANDARDS
ANNEX B - METHOD OF DECLARING EFFICIENCY
ANNEX C - CALCULATION OF INHERENT VOLTAGE REGULATION
ANNEX D - INFORMATION REQUIRED WITH ENQUIRY AND ORDER

Defines the requirements and tests including standard loss levels of mineral oilimmersed, natural air-cooled, outdoor type, doublewound distribution transformers for use in power distribution systems with nominal system voltages up to and including 33 kV and of following types and ratings: a) Three phase ratings up to and including 200 kVA both non-sealed type and sealed type; b) Three phase ratings higher than 200 kVA, up to and including 2500 kVA both non-sealed type and sealed type; and c) Single phase ratings up to and including 25 kVA sealed type.

Committee
ETD 16
DevelopmentNote
Supersedes and Amalgamates BIS IS 1180-2. (03/2016)
DocumentType
Standard
PublisherName
Bureau of Indian Standards
Status
Superseded
Supersedes

BIS IS 12444 : 1988(R2004) CONTINUOUSLY CAST AND ROLLED ELECTROLYTIC COPPER WIRE RODS FOR ELECTRICAL CONDUCTORS
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BIS IS 3347-4-2 : 1982(R2009) DIMENSIONS FOR PORCELAIN TRANSFORMER BUSHINGS FOR USE IN LIGHTLY POLLUTED ATMOSPHERES - PART 4: 24 KV BUSHINGS - SECTION 2: METAL PARTS
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BIS IS 16081 : 2013 INSULATING LIQUIDS - SPECIFICATIONS FOR UNUSED SYNTHETIC ORGANIC ESTERS FOR ELECTRICAL PURPOSES
BIS IS 3347-5-2 : 1979(R2004) DIMENSIONS FOR PORCELAIN TRANSFORMER BUSHINGS FOR USE IN LIGHTLY POLLUTED ATMOSPHERES - PART 5: 36 KV BUSHINGS - SECTION 2: METAL PARTS
BIS IS 2099 : 1986(R2003) BUSHINGS FOR ALTERNATING VOLTAGES ABOVE 1000 VOLTS
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BIS IS 1576 : 1992(R2004) SOLID PRESSBOARD FOR ELECTRICAL PURPOSES - SPECIFICATION
BIS IS 3347-3-2 : 1982(R2009) DIMENSIONS FOR PORCELAIN TRANSFORMER BUSHINGS FOR USE IN LIGHTLY POLLUTED ATMOSPHERES - PART 2: 17.5 KV BUSHINGS - SECTION 2: METAL PARTS
BIS IS 191-1 TO 10 : 1980(R2006) COPPER
BIS IS 3347-4-1 : 1988(R2004) DIMENSIONS FOR PORCELAIN TRANSFORMER BUSHINGS FOR USE IN LIGHTLY POLLUTED ATMOSPHERES - PART 4: 24 KV BUSHINGS - SECTION 1: PORCELAIN PARTS
BIS IS 9335-3-5 : 1985(R2001) CELLULOSIC PAPERS FOR ELECTRICAL PURPOSES - PART 3: SPECIFICATIONS FOR INDIVIDUAL MATERIALS - SECTION 5: SPECIAL PAPERS
BIS IS 13730-0-3 : 2012(R2017) SPECIFICATIONS FOR PARTICULAR TYPES OF WINDING WIRES - PART 0: GENERAL REQUIREMENTS - SECTION 3: ENAMELLED ROUND ALUMINIUM WIRE
BIS IS 4253-2 : 2008 AMD 1 2010 CORK COMPOSITION SHEETS - SPECIFICATION - PART 2: CORK AND RUBBER
BIS IS 8999 : 2003 PIPE THREADS WHERE PRESSURE-TIGHT JOINTS ARE MADE ON THE THREADS - VERIFICATION BY MEANS OF LIMIT GAUGES
BIS IS 554 : 1999 AMD 1 2009 PIPE THREADS WHERE PRESSURE-TIGHT JOINTS ARE MADE ON THE THREADS - DIMENSIONS, TOLERANCES AND DESIGNATION
BIS IS 3347-2-2 : 1979(R2004) DIMENSIONS FOR PORCELAIN TRANSFORMER BUSHINGS FOR USE IN LIGHTLY POLLUTED ATMOSPHERES - PART 2: 3.6 KV BUSHINGS - SECTION 2: METAL PARTS
BIS IS 11149 : 1984(R2004) SPECIFICATION FOR RUBBER GASKETS
BIS IS 7404-1 : 1991(R2000) PAPER COVERED COPPER CONDUCTORS - SPECIFICATION - PART 1: ROUND CONDUCTORS
BIS IS 6162-2 : 1971(R2003) SPECIFICATION FOR PAPER COVERED ALUMINIUM CONDUCTORS - PART 2: RECTANGULAR CONDUCTORS
BIS IS 13730-17 : 2014 SPECIFICATIONS FOR PARTICULAR TYPES OF WINDING WIRES - PART 17: POLYVINYL ACETAL ENAMELLED RECTANGULAR COPPER WIRE, CLASS 105
BIS IS 6162-1 : 1971(R2003) SPECIFICATION FOR PAPER-COVERED ALUMINIUM CONDUCTORS - PART 1: ROUND CONDUCTORS
BIS IS 2026-3 : 2009 POWER TRANSFORMERS - PART 3: INSULATION LEVELS, DIELECTRIC TESTS AND EXTERNAL CLEARANCES IN AIR
BIS IS 1747 : 1972 AMD 2 2008 NITROGEN
BIS IS 2026-5 : 2011(R2016) POWER TRANSFORMERS - PART 5: ABILITY TO WITHSTAND SHORT CIRCUIT
BIS IS 13730-27 : 1996(R2002) SPECIFICATIONS FOR PARTICULAR TYPES OF WINDING WIRES - PART 27: PAPER COVERED RECTANGULAR COPPER WIRE
BIS IS 1608 : 2005 METALLIC MATERIALS - TENSILE TESTING AT AMBIENT TEMPERATURE
BIS IS 2026-2 : 2010(R2015) POWER TRANSFORMERS - PART 2: TEMPERATURE-RISE
BIS IS 9335-1 : 1979(R2001) CELLULOSIC PAPERS FOR ELECTRICAL PURPOSES - PART 1: DEFINITIONS AND GENERAL REQUIREMENTS
BIS IS 3347-5-1 : 1979(R2004) DIMENSIONS FOR PORCELAIN TRANSFORMER BUSHINGS FOR USE IN LIGHTLY POLLUTED ATMOSPHERES - PART 5: 36 KV BUSHINGS - SECTION 1: PORCELAIN PARTS
BIS IS 1885-38 : 1993(R2004) ELECTROTECHNICAL VOCABULARY - PART 38: POWER TRANSFORMERS AND REACTORS
BIS IS 2026-8 : 2009 POWER TRANSFORMERS - PART 8: APPLICATION GUIDE
BIS IS 2026-10 : 2009 POWER TRANSFORMERS - PART 10: DETERMINATION OF SOUND LEVELS
BIS IS 3347-1-1 : 1979(R2004) DIMENSIONS FOR PORCELAIN TRANSFORMER BUSHINGS FOR USE IN LIGHTLY POLLUTED ATMOSPHERES - PART 1: UP TO AND INCLUDING 1 KV - SECTION 1: PORCELAIN PART
BIS IS 9335-2 : 1998 CELLULOSIC PAPERS FOR ELECTRICAL PURPOSES - PART 2: METHODS OF TEST
BIS IS 9335-3-1 : 1984(R2001) CELLULOSIC PAPERS FOR ELECTRICAL PURPOSES - PART 3: SPECIFICATIONS FOR INDIVIDUAL MATERIALS - SECTION 1: GENERAL PURPOSES ELECTRICAL PAPER
BIS IS 2026-1 : 2011(R2016) POWER TRANSFORMERS - PART 1: GENERAL
BIS IS 3347-1-2 : 1979(R2004) DIMENSIONS FOR PORCELAIN TRANSFORMER BUSHINGS FOR USE IN LIGHTLY POLLUTED ATMOSPHERES - PART 1: UP TO AND INCLUDING 1 KV - SECTION 2: METAL PARTS
BIS IS 3639 : 1966(R2016) SPECIFICATION FOR FITTINGS AND ACCESSORIES FOR POWER TRANSFORMERS
BIS IS 1897 : 2008(R2016) COPPER STRIP FOR ELECTRICAL PURPOSES - SPECIFICATION

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