1 - AS/NZS 3947.6.2:2001 LOW-VOLTAGE SWITCHGEAR AND CONTROLGEAR - MULTIPLE FUNCTION EQUIPMENT-CONTROL AND PROTECTIVE SWITCHING DE
4 - PREFACE
6 - CONTENTS
9 - 1 Scope and object
9 - 2 Normative references
11 - 3 Definitions
11 - 3.1 Control and protective switching device (or equipment) (CPS)
11 - 3.2 CPS suitable for isolation
11 - 3.3 CPS for motor control and protection
11 - 3.3.1 Direct-on-line CPS
11 - 3.3.2 Reversing CPS
11 - 3.3.3 Two-direction CPS
11 - 3.4 Opening time
12 - 3.5 Phase loss sensitive relay or release (for motor protection)
12 - 4 Classification
12 - 5 Characteristics
12 - 5.1 Summary of characteristics
12 - 5.2 Type of CPS
12 - 5.2.1 Number of poles
12 - 5.2.2 Kind of current (a.c. or d.c.)
12 - 5.2.3 Method of operation
12 - 5.2.4 Method of control
12 - 5.2.5 Method of resetting after overload
13 - 5.2.6 Method of rearming after short-circuit
13 - 5.3 Rated and limiting values of the main circuit
13 - 5.3.1 Rated voltages
13 - 5.3.2 Currents and powers
13 - 5.3.3 Rated frequency
13 - 5.3.4 Rated duties
13 - 5.3.5 Normal load and overload characteristics
14 - 5.3.6 Short circuit characteristics
14 - 5.4 Utilization categories
14 - 5.4.1 Standard utilization categories
15 - 5.4.2 Assignment of utilization categories based on the results of tests
16 - 5.4.3 Application of utilization categories for motor control duty
16 - 5.5 Control circuits
16 - 5.6 Auxiliary circuits
17 - 5.7 Relays or releases
17 - 5.7.1 Types of relays or releases
17 - 5.7.2 Characteristic values
18 - 5.7.3 Designation and current setting of overload relays or releases
18 - 5.7.4 Time current characteristics of over current relays or releases
18 - 5.7.5 Influence of ambient air temperature
18 - 5.8 Switching overvoltages
18 - 6 Product information
18 - 6.1 Nature of information
18 - 6.1.1 Identification
19 - 6.1.2 Characteristics
19 - 6.2 Marking
20 - 6.3 Instructions for installation, operation and maintenance
20 - 7 Normal service, mounting and transport conditions
20 - 8 Constructional and performance requirements
20 - 8.1 Constructional requirements
20 - 8.1.1 Materials
20 - 8.1.2 Current-carrying parts and their connections
20 - 8.1.3 Clearances and creepage distances
20 - 8.1.4 Actuator
20 - 8.1.5 Indication of the contact position
20 - 8.1.6 Additional safety requirements for CPSs suitable for isolation
21 - 8.1.7 Terminals
21 - 8.1.8 Additional requirements for CPSs provided with a neutral pole
21 - 8.1.9 Provisions for protective earthing
21 - 8.1.10 Enclosures for CPSs
21 - 8.2 Performance requirements
21 - 8.2.1 Operating conditions
25 - 8.2.2 Temperature rise
27 - 8.2.3 Dielectric properties
27 - 8.2.4 Performance under no load, normal load and overload conditions
32 - 8.2.5 Ability to make, carry and break short-circuit currents
33 - 8.2.6 Switching overvoltages
33 - 8.3 Electromagnetic compatibility (EMC)
33 - 8.3.1 General
33 - 8.3.2 Immunity
34 - 8.3.3 Emission
34 - 9 Tests
34 - 9.1 Kind of tests
34 - 9.1.1 General
34 - 9.1.2 Type test
34 - 9.1.3 Routine tests
35 - 9.1.4 Sampling tests
35 - 9.1.5 Special tests
35 - 9.2 Compliance with constructional requirements
35 - 9.3 Compliance with performance requirements
35 - 9.3.1 Test sequences
35 - 9.3.2 General test conditions
36 - 9.3.3 Performance under no load, normal load and overload conditions
39 - 9.3.4 Performance under short-circuit conditions
41 - 9.3.5 EMC tests
50 - 9.4 Test sequences
52 - 9.4.1 Test Sequence I: Temperature-rise, operating limits, dielectric properties
54 - 9.4.2 Test Sequence II: Performance under normal load and overload conditions
55 - 9.4.3 Test sequence III: Operational performance before and after operating sequences ......
56 - 9.4.4 Test Sequence IV: Operational performance before and after operating sequences ....
57 - 9.4.5 Test Sequence V: Additional breaking capacity
57 - 9.4.6 Test Sequence VI: Additional test sequence for four-pole CPSs
58 - 9.4.7 Test Sequence VII: Additional test sequence for CPSs intended for use in an individual enclosure
58 - 9.4.7.3 Dielectric withstand verification
58 - 9.4.8 Test sequence VIII: EMC
58 - 9.5 Routine tests
58 - 9.5.1 General
59 - 9.5.2 Operation and operating limits
59 - 9.5.3 Dielectric tests
60 - 9.6 Sampling plans and test procedure
65 - Annex A - Special tests
65 - A.1 General
65 - A.2 Mechanical durability
67 - A.3 Electrical durability
68 - Annex B - Dielectric withstand verification
68 - B.1 Condition of the CPS for tests
68 - B.2 Application of the test voltage
69 - B.3 Value of test voltage
69 - B.4 Results to be obtained
70 - Annex C - Marking and identification of CPS terminals
70 - C.1 General
70 - C.2 Marking and identification of terminals of CPSs
74 - Annex D - Items subject to agreement between manufacturer and user