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BIS IS 4250:1980 (R2004)
Specification For Domestic Electric Food-Mixers (Liquidizes And Grinders) And Centrifugal Juicers


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General Product Information

Document Type Standard
Status Current
Publisher:    Bureau of Indian Standard
Committee ETD 32



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Delivery Time:   up to 10 days
Pages: 17

Table of Contents

0. FOREWORD
1. SCOPE
2. TERMINOLOGY
3. GENERAL REQUIREMENTS
4. GENERAL NOTES ON TESTS
5. RATING
6. CLASSIFICATION
7. MARKING
8. PROTECTION AGAINST ELECTRIC SHOCK
9. STARTING
10. INPUT
11. TEMPERATURE-RISE
12. OPERATION UNDER OVER LOAD CONDITIONS OF APPLIANCES 
 WITH HEATING ELEMENTS
13. ELECTRICAL INSULATION AND LEAKAGE CURRENT AT OPERATING 
 TEMPERATURE
14. RADIO AND TELEVISION INTERFERENCE SUPPRESSION
15. MOISTURE RESISTANCE
16. INSULATION RESISTANCE AND ELECTRIC STRENGTH
17. OVERLOAD PROTECTION
18. ENDURANCE
19. ABNORMAL OPERATION
20. STABILITY AND MECHANICAL HAZARDS
21. MECHANICAL STRENGTH
22. CONSTRUCTION
23. INTERNAL WIRING
24. COMPONENTS
25. SUPPLY CONNECTIONS AND EXTERNAL FLEXIBLE 
 CABLES AND CORDS
26. TERMINALS FOR EXTERNAL CONDUCTORS
27. PROVISION FOR EARTHING
28. SCREWS AND CONNECTIONS
29. CREEPAGE DISTANCES, CLEARANCES AND DISTANCES THROUGH 
 INSULATION
30. RESISTANCE TO HEAT, FIRE AND TRACKING
31. RESISTANCE TO RUSTING
32. RADIATION
33. FINISH
34. OPERATIONAL TESTS
35. TEMPERATURE WITHSTAND TEST FOR BOWL
36. TEST FOR CONTROLS
37. STRENGTH OF ASSEMBLY
38. SCHEDULE OF TESTS

Abstract

Describes electric motor driven food-mixers (liquidizes and liquidizers) and centrifugal juicers intended for domestic use and designed for operation at voltages not exceeding 250 V.

History

1980 AMD 9 2006 [01/02/2006]
1980(R2004) [01/01/0001]
1980 AMD 8 1999 [01/12/1999]
1980 AMD 7 1994 [01/04/1994]
1980 AMD 6 1993 [01/10/1993]
1980 AMD 5 1992 [01/08/1992]
1980 AMD 4 1989 [01/10/1989]
1980 AMD 3 1989 [01/05/1989]
1980 AMD 2 1986 [01/01/1986]
1980 AMD 1 1983 [01/07/1983]
1980 [29/01/1980]

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