Indian_standards - BIS Connect

IS Number/आईएस संख्या : IS 9920 (Part 4):1985

IS Title/आईएस शीर्षक : Alternating Current Switches for Voltages Above 1000 V - Part 4 : Type Tests and Routine Tests (Withdrawn)

Superseded by IS/प्रतिस्थापित आईएस : None

Degree of Equivalence/समतुल्यता स्तर : Indigenous

Number of Revisions/पुनरीक्षणों की संख्या : New Standard

Number of Amendments/संशोधनों की संख्या : No amendment issued

Aspect/पक्ष : Methods of tests

Language/भाषा : English

Reaffirmation Year/पुनर्पुष्टि वर्ष :

Technical Department/तकनीकी विभाग : ETD (Electrotechnical Department)

Technical Committee/तकनीकी समिति : ETD 08 (High Voltage Switchgear And Controlgear Sectional Committee)

Member Secretary/सदस्य सचिव : SINGARAJU VENKATESH (SCIENTIST-D)

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Indian Standards Referred In IS IS 9920 (Part 4):1985
:

1	IS 4710:1968	Switches and switch-isolators above 1000 V but not exceeding 11000 V	ETD 08

International Standards Referred In IS 9920 (Part 4):1985

IS 9920 (Part 4):1985
is Referred in following Indian Standards :

1	IS 14666 : 1999	High-voltage Alternating Current Switch-fuse Combinations	ETD 08

Certification	:
Group	:	Electrical Switchgear and Other Electrical Products/Accessories
Sub Group	:	Switchgear, Metering and Accessories
Sub Sub Group	:	Circuit breakers, switches and disconnectors
Aspect	:	Methods of tests

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