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1.1 This Standard applies to newly produced unvented catalytic room heaters (see Clause 3, Definitions), hereinafter referred to as heaters, constructed entirely of new, unused parts and materials, having input ratings up to...

This International Standard specifies requirements for a quality management system where an organization needs to demonstrate its ability to provide medical devices and related services that consistently meet customer and...

1.1 This Standard covers rigid polyvinylchloride (PVC) injection-moulded fittings that have gasketed joints and are intended for use in pressure applications such as water mains, water service piping, process piping, and fire...

1.1 This Standard covers polyethylene (PE) pipe, tubing, and fittings for use in gas mains and services, including gathering, transmission, and distribution of fuel gases containing not more than 1% aromatic hydrocarbons. 1.2...

1.1 This Standard covers polyamide (PA) pipe, tubing, and fittings for use in gas mains and services, including the gathering, transmission, and distribution of gases that can contain aromatic hydrocarbons. 1.2 This Standard...

1.1 This Standard specifies requirements for polyethylene of raised temperature (PE-RT) tubing systems that comprise tubing and fittings. Tubing covered by this Standard is made in Standard Dimensional Ratio 9 (SDR 9)...

1.1 This Standard covers crosslinked polyethylene (PEX) pipe and fittings for use in gas mains and services, including gas gathering, gas transmission, and distribution of fuel gases. 1.2 This Standard covers PEX pipes in...

1.1 This Standard covers two types of polypropylene (PP) pipe and fittings – polypropylene random copolymer (PP-R) and polypropylene random copolymer with modified crystallinity and temperature resistance (PP-RCT) intended...

This part of ISO 19905 specifies requirements and guidance for the site-specific assessment of independent leg jack-up units for use in the petroleum and natural gas industries. It addresses: a) manned non-evacuated, manned...

1.1 These requirements cover permanently installed devices, hereafter referred to as dimmers, that employ a dimming function intended for control of lighting loads of the magnetic ballast, transformer, electronic ballast...

1.1 This Standard, except as noted in Clause 1.2, applies to all liquid-filled transformers, autotransformers, booster transformers, load-tap-changing transformers, grounding transformers, phase-shifting transformers, series...

This part of IEC 71 constitutes an application guide and deals with the selection of insulation levels of equipment or installations for three-phase electrical systems. Its aim is to give guidance for the determination of the...