Scheme for the application of European standards for intrusion and hold-up alarm systems not-for-sale BS EN 60662 specifies performance

BS EN 60662 specifies performance requirements for high-pressure sodium vapour lamps for general lighting purposes which comply with the safety requirements of international standards

and sulphur in coal and coke ash

Also Clauses 4 and 5 have been revised

Continuous leakage currents and patient auxiliary currents

NOTE: BS EN 10277  does not cover cold-rolled products and cut lengths produced from strips or sheets by cutting

Scheme for the application of European standards for intrusion and hold-up alarm systems not-for-sale BS EN 60662 specifies performancePublished Document (PD) 6662: 2010 Scheme for the application of European standards for intrusion and hold up alarm systems PD 6662 describes a scheme which enables intrusion and hold up alarm systems (I&HASs) to be installed and maintained in accordance with published British and European standards, Technical Specifications and Drafts for Development. The scheme in this PD applies to IASs, HASs and I&HASs with wired interconnections and or wire free