1 - AS 2071-1984 PERFORMANCE OF HOUSEHOLD ELECTRICAL APPLIANCES - CIRCULATING FANS
4 - PREFACE
5 - CONTENTS
7 - SECTION 1. SCOPE AND GENERAL
7 - 1.1 SCOPE.
7 - 1.2 OBJECT.
7 - 1.3 REFERENCED DOCUMENTS.
7 - 1.4 SAFETY.
8 - SECTION 2. DEFINITIONS
8 - 2.0 APPLICATIONOF SECTION.
8 - 2.1 ELECTRIC FAN
8 - 2.2 TERM RELATING TO METHOD OF DISPLACEMENT OF AIR.
8 - 2.2.1 Circulating fan
8 - 2.3 TERMS RELATING TO TYPE OF IMPELLER FITTED TO FAN.
8 - 2.3.1 Axial flow fan
8 - 2.3.2 Centrifugal fan
8 - 2.3.3 Cross-flow tangential fan
8 - 2.4 TERMS RELATING TO INTENDED APPLICATION OF FAN.
8 - 2.4.1 Pedestal fan
8 - 2.4.2 Ceiling fan
8 - 2.4.3 Table fan
8 - 2.4.4 Wall fan
8 - 2.5 TERMS RELATING TO METHOD OF CHANGING DIRECTION OF AIR FLOW FROM FAN.
8 - 2.5.1 Rigid mounting fan
8 - 2.5.2 Semi-rigid mounting fan
8 - 2.5.3 Oscillating fan
8 - 2.5.4 Double-oscillating fan
8 - 2.5.5 Moving louvre fan
8 - 2.6 TERMS RELATING TO TESTS.
8 - 2.6.1 Type tests
8 - 2.6.2 Routine tests
8 - 2.6.3 Special tests
8 - 2.7 OTHER DEFINITIONS.
8 - 2.7.1 Impeller sweep
9 - 2.7.2 Rated air delivery
9 - 2.7.3 Specified velocity contour
9 - 2.7.4 Specified test plane
10 - SECTION 3. DESIGN AND GENERAL CONSTRUCTION
10 - 3.1 GENERAL.
10 - 3.1.1 Materials and workmanship.
10 - 3.1.2 Facilities for maintenance.
10 - 3.1.3 Interchangeability of parts.
10 - 3.1.4 External surfaces.
10 - 3.1.5 Fan portability.
10 - 3.2 IMPELLERS.
10 - 3.3 GUARDING OF FAN IMPELLERS.
10 - 3.3.1 Exemption from application.
10 - 3.3.2 Protection against personal injury.
10 - 3.4 MECHANICAL STRENGTH.
10 - 3.5 OSCILLATING MECHANISM.
10 - 3.5.1 Operation.
10 - 3.6 ENDURANCE.
11 - SECTION 4. DESIGNATION OF FANS
11 - 4.1 DESIGNATION.
12 - SECTION 5. PERFORMANCE REQUIREMENTS
12 - 5.1 AIR DELIVERY AND AIR VELOCITY CONTOUR CHART.
12 - 5.1.1 Air delivery.
12 - 5.1.2 Air velocity contour chart (not applicable to ceiling fans).
12 - 5.2 SPEED REGULATORS..
12 - 5.2.1 Amount of speed reduction.
12 - 5.2.2 Continuous operation.
12 - 5.2.3 Off position.
12 - 5.2.4 Endurance.
12 - 5.3 STARTING.
12 - 5.4 OSCILLATING MECHANISM FOR TABLE AND PEDESTAL OSCILLATING FANS.
12 - 5.4.1 Angular movement.
12 - 5.4.2 Frequency of oscillation.
12 - 5.5 MINIMUM ANGULAR MOVEMENT FOR SEMI-RIGID MOUNTING FANS.
12 - 5.6 NOISE.
12 - 5.7 ELECTROMAGNETIC INTERFERENCE.
13 - 5.8 VIBRATION
13 - 5.8.1 Amplitude and vibration.
13 - 5.8.2 Walking test limits (applicable only to table fans).
13 - 5.9 STABILITY (NOT APPLICABLE TO CEILING OR WALL FANS).
13 - 5.10 PEAK OPERATION
13 - 5.10.1 Overload protection.
13 - 5.10.2 Condition of fan at completion of test.
14 - SECTION 6. MARKINGS AND OTHER INFORMATION
14 - 6.1 MARKINGS.
14 - 6.2 GUARANTEE.
14 - 6.3 INSTRUCTIONS FOR USE AND CARE.
14 - 6.4 POINT-OF-SALE INFORMATION.
14 - 6.5 FAN SPECIFICATION AND INSTRUCTIONS FOR OPERATION.
15 - 6.6 ADDITIONAL INFORMATION.
15 - 6.7 SOURCE FOR REPLACEMENT OR REPLACEMENT PARTS.
16 - SECTION 7. PACKAGING
16 - 7.1 GENERAL.
17 - SECTION 8. GENERAL CONDITIONS FOR TESTS
17 - 8.1 CONDITIONING.
17 - 8.2 LIMITS OF ERROR OF ELECTRICAL INSTRUMENTS.
17 - 8.3 TEST VOLTAGE AND FREQUENCY.
17 - 8.4 AMBIENT TEMPERATURE.
17 - 8.5 TESTING EQUIPMENT.
17 - 8.5.1 Anemometer.
17 - 8.5.2 Vibration measuring equipment.
17 - 8.6 TEST CHAMBER FOR TABLE, WALL AND PEDESTAL FANS.
17 - 8.6.1 Dimensions.
17 - 8.6.2 Freedom from obstruction.
17 - 8.6.3 Mounting.
18 - 8.6.4 Arrangement of apparatus.
18 - 8.7 TEST CHAMBER FOR CEILING FANS.
18 - 8.7.1 Dimensions.
18 - 8.7.2 Arrangement of test chamber.
19 - 8.7.3 Height of fan.
19 - 8.7.4 External ceiling, projecting beam or other obstruction.
19 - 8.7.5 Arrangement of apparatus.
21 - SECTION 9. TESTS
21 - 9.1 GENERAL.
21 - 9.2 AIR CONDITIONS.
21 - 9.3 CURRENTAND POWER INPUT MEASUREMENTS.
21 - 9.4 CONDITION OF FAN DURING TESTS.
21 - 9.5 AIR DELIVERY AND AIR VELOCITY CONTOUR CHART FOR TABLE, WALL AND PEDESTAL FANS.
21 - 9.5.1 Air velocity.
21 - 9.5.2 Measurement of air movement.
21 - 9.5.3 Average air velocity.
21 - 9.5.4 Total air delivery through one annulus.
21 - 9.5.5 Total air delivery.
22 - 9.5.6 Air velocity contour chart
22 - 9.6 AIR DELIVERY FOR CEILING FANS.
22 - 9.6.1 Air velocity.
22 - 9.6.2 Measurement of air movement.
22 - 9.6.3 Average air velocity.
23 - 9.6.4 Total air delivery through one annulus.
23 - 9.6.5 Total air delivery.
23 - 9.7 MEASUREMENT OF FAN SPEED.
23 - 9.8 DETERMINATION OF AMOUNT OF SPEED REDUCTION.
23 - 9.9 CONTINUOUS OPERATION CAPABILITY.
23 - 9.10 PEAK OPERATION.
23 - 9.11 STARTING.
23 - 9.12 STABILITY.
23 - 9.13 VIBRATION TEST
23 - 9.13.1 Measurement of vibration amplitude.
23 - 9.13.2 Walking test.
23 - 9.14 OPERATION AND VIBRATION AT ALL SPEED SETTINGS.
23 - 9.15 OPERATION OF OSCILLATING MECHANISM.
23 - 9.16 ENDURANCE OF SPEED REGULATOR.