BS 4794-2.3&2.4(1977) : LATEST
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
SPECIFICATION FOR CONTROL SWITCHES SWITCHING DEVICES INCLUDING CONTACTOR RELAYS FOR CONTROL & AUXILIARY CIRCUITS FOR VOLTAGES UP TO & INCL 1000V A.C. 1200V D.C. CONTACTOR RELAYS PILOT SWITCHES
23-11-2012
31-08-1992
Applies to contactor relays, including time-delay contactor relays. Provides additional requirements, not found in IEC Publication 337-1, Control Switches, Part 1: General Requirements, or in IEC Publication 158-1, Low-voltage Controlgear, Part 1: Contactors. Includes definitions and terms useful in stating desired properties of design or performance.
| Committee |
PEL/10
|
| DocumentType |
Standard
|
| PublisherName |
British Standards Institution
|
| Status |
Superseded
|
| Standards | Relationship |
| IEC 60337-2B:1976 | Identical |
| BS 6520:1984 | Specification for low voltage switchgear and controlgear for industrial use. Control switches. Position switches 30 x 55. Dimensions and characteristics |
| BS 6518:1984 | Specification for low voltage switchgear and controlgear for industrial use. Control switches. Position switches 42.5 x 80. Dimensions and characteristics |
| BS 7262:1990 | Specification for automatic safe load indicators |
Access your standards online with a subscription
-
Simple online access to standards, technical information and regulations.
-
Critical updates of standards and customisable alerts and notifications.
-
Multi-user online standards collection: secure, flexible and cost effective.