IS 2268 : 1994 Electric call bells and buzzers for indoor use

1 Scope

1.1 This standard covers the general safety and performancerequirements for electrically operated call bells and buzzers forindoor use, designed for connection to supplies at voltage notexceeding 250 V ac single phase 50 Hz or dc.

2 References

IS 302 : Part 1 :1979Safety of household and similarelectrical appliances:Part 1 General requirements

IS 302 : Part 2 : Section 203 : 1994 Safety ofhousehold and similarelectrical appliances :Part 2 Particular requirementsSection 203 Electric call bells and buzzers for indoor use