BS 3535-2:1990
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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Isolating transformers and safety isolating transformers Specification for transformers for reduced system voltage
Hardcopy , PDF
English
15-03-1997
01-10-2003
Foreword
Committees responsible
Specification
1 Scope
2 Definition
3 General requirements
4 General notes on tests
5 Rating
6 Classification
7 Marking
8 Protection against electric shock
9 Change of input volgtage setting
10 Output voltage and output current under load
11 No-load output voltage
12 Short-circuit voltage
13 Heating
14 Short circuit and overload protection
15 Mechanical strength
16 Protection against harmful ingress of water and moisture
17 Insulation resistance and electric strength
18 Construction
19 Components
20 Internal wiring
21 Supply connection and external flexible cables and cords
22 Terminals for external conductors
23 Provision for protective earthing
24 Screws and connections
25 Creepage distances and clearances
26 Resistance to heat, abnormal heat, fire and tracking
27 Resistance to rusting
Appendices
1A Production tests
1B Examples intended to be used as a guide for Sub-clause 8.6 1C Examples of points of application of test voltages
1D Measurement of creepage distances and clearances
Requirements for stationary or portable, single-phase or polyphase, air-cooled reduced system voltage transformers having a rated supply voltage not exceeding 1000 V and a rated output not exceeding 25 KVA single-phase or 40 KVA polyphase.
| Committee |
PEL/96
|
| DevelopmentNote |
To be read in conjunction with BS 3535-1(1990) Supersedes BS 3052(1958), BS 3535(1962), BS 4435-1(1969) and 85/32685 DC (01/2003)
|
| DocumentType |
Standard
|
| Pages |
12
|
| PublisherName |
British Standards Institution
|
| Status |
Superseded
|
| SupersededBy | |
| Supersedes |
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