481-501

481 Mild steel wire for General Engineering purposes IS 280 : 2006 2020-02-14 QCO for Mild steel wire for General Engineering purposes 482 Round steel wire for ropes IS 1835 : 1976 2020-02-14 QCO for Round steel wire for ropes 483 Low carbon galvanized steel wires formed wires and tapes for armouring of cables IS 3975 : 1999 2020-02-14 QCO for Low carbon galvanized steel wires formed wires and tapes for armouring of cables 484 Alloy steel billets, blooms and slabs for forging for general engineering purposes IS 4368 : 1967 2020-02-14 QCO for Alloy steel billets, blooms and slabs for forging for general engineering purposes 485 Steel wire for mechanical springs Part 2 – oil hardened and tempered steel wire IS 4454 (Part 2) 2020-02-14 QCO for Steel wire for mechanical springs Part 2 – oil hardened and tempered steel wire
Amendment QCO for Steel wire for mechanical springs Part 2 – oil hardened and tempered steel wire 486 Bead wires for tyres IS 4824 : 2006 2020-02-14 QCO for Bead wires for tyres

Household Electrical Goods 487 Residual current operated circuit breakers for household and similar uses – Part 1 Circuit breakers without integral overcurrent protection (RCCBs) IS 12640 2010-10-19 QCO for Residual current operated circuit breakers for household and similar uses – Part 1 Circuit breakers without integral overcurrent protection (RCCBs) 488 Residual current operated circuit breakers for household and similar uses – Part 2 Circuit breakers with integral overcurrent protection (RCBOs) IS 12640 (Part 2) 2010-10-19 QCO for Residual current operated circuit breakers – Part 2 (RCBOs) 489 AC watt-hour meters, class 0.5, 1 & 2 IS 13010 2010-10-19 QCO for AC watt-hour meters, class 0.5, 1 & 2 490 AC static watt-hour meters, class 1 & 2 IS 13779 2010-10-19 QCO for AC static watt-hour meters, class 1 & 2 491 AC static transformer operated watt-hour and VAR-hour meters, class 0.2S & 0.5S IS 14697 2010-10-19 QCO for AC static transformer operated watt-hour and VAR-hour meters 492 Self Ballasted Lamps for General Lighting Services – Safety & Performance Requirements IS 16102 2010-10-19 QCO for Self Ballasted Lamps for General Lighting Services 493 Safety of household and similar electrical appliances – Electric iron IS 302 (Part 2 / Sec 3) 2010-10-19 QCO for Safety of household and similar electrical appliances – Electric iron 494 Safety of household and similar electrical appliances – Electric immersion water-heaters IS 302 (Part 2 / Sec 201) 2010-10-19 QCO for Safety of household and similar electrical appliances – Electric immersion water-heaters 495 Safety of household and similar electrical appliances – Electric stoves IS 302 (Part 2 / Sec 202) 2010-10-19 QCO for Safety of household and similar electrical appliances – Electric stoves 496 Safety of household and similar electrical appliances – Room heaters IS 302 (Part 2 / Sec 30) 2010-10-19 QCO for Safety of household and similar electrical appliances – Room heaters 497 Switches for domestic and similar purposes IS 3854 2010-10-19 QCO for Switches for domestic and similar purposes 498 Tungsten filament general service electric lamps (upto 100 W) IS 418 2010-10-19 QCO for Tungsten filament general service electric lamps (upto 100 W) 499 PVC insulated cables for working voltages up to and including 1100 V IS 694 2010-10-19 QCO for PVC insulated cables for working voltages up to and including 1100 V 500 Electrical Accessories – Circuit breakers for overcurrent protection for household and similar installations IS 8828 2010-10-19 QCO for Electrical Accessories – Circuit breakers for overcurrent protection 501 Elastomer insulated cables (Part 1): For working voltages up to and including 1100 V IS 9968 (Part 1) 2010-10-19 QCO for Elastomer insulated cables (Part 1)