Scheme for the application of European standards for intrusion and hold-up alarm systems not-for-sale 1 Mechanical safety

1 Mechanical safety

Nickel-Steel alloy is the most important among all the steel alloys because of its use in various places globally

Continuous leakage currents and patient auxiliary currents

Because it covers required characteristics

Also Clauses 4 and 5 have been revised

Scheme for the application of European standards for intrusion and hold-up alarm systems not-for-sale 1 Mechanical safetyPublished 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