1. Scope and Object 1.1 Scope This standard is applicable to stationary or portable, single- phase or polyphase, air-cooled isolating and safety isolating transformers, associated or otherwise, having a rated supply voltage not exceeding 1000 V alt

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This PDF includes Update No. 1 1 Scope This International Standard specifies requirements for quality and competence particular to medical laboratories.

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1 Scope This International Standard specifies requirements for the dimensions, basic properties and method of size designation of the most commonly used types of oro-tracheal and naso-tracheal tube made of plastics materials and/or rubber (plain and cu

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1 Scope This International Standard specifies requirements for suction catheters made of plastic materials and intended for use in suction of the respiratory tract. Specialized suction catheters, e.g. those with more than one lumen, are excluded fro

定价： 455元 / 折扣价： 387 元

1. Scope This standard applies to zinc-coated steel wires used in the construction and/or reinforcement of conductors for overhead power transmission purposes. It is intended to cover all wires used in constructions where the individual wire diameters,

定价： 455元 / 折扣价： 387 元

1. Scope This part of IEC 79 prescribes the specific requirements for construction and testing of electrical apparatus, parts of electrical apparatus and Ex components which have rated voltages not exceeding 11 kV with the type of protection encapsulat

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1. Scope and Object This standard applies, when required by the relevant product standard, to switchgear and controlgear hereinafter referred to as "equipment" and intended to be connected to circuits, the rated voltage of which does not exceed 1000 V

定价： 2321元 / 折扣价： 1973 元

1 Scope [Replace this clause with the following] This Standard covers the electrical and mechanical characteristics of round wires of aluminium 1350-H19, having diameters of 1.25 to 6.50 mm, intended for stranding into overhead conductors to be used for

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1. Scope This standard deals with the safety of electrical appliances for household and similar purposes, the rated voltage of the appliances being not more than 250 V for single-phase appliances and 480 V for other appliances. This Standard applies

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8.1 Scope This section of part 2 of IEC 598 specifies requirements for handlamps and similar portable luminaires which are held in the hand when used, for use with tungsten filament and tubular fluorescent lamps on supply voltages not exceeding 250 V. It

定价： 455元 / 折扣价： 387 元

1. Scope This standard specifies general and safety requirements for starting devices (starters and ignitors) for tubular fluorescent and other discharge lamps for use on a.c. supplies up to 1 000 V at 50 Hz or 60 Hz which produce starting pulses not g

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1 Scope This European standard specifies requirements and test methods only for hoists and body support units intended for the transfer of disabled persons as classified in EN ISO 9999:1998: 12 36 03 Wheeled hoists with sling seats 12 36 06 Wheeled ho

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1. Scope 1.1 This standard applies to electric motor-operated or magnetically-driven tools, intended for indoor and for outdoor use, which have all the following characteristics: (a) easily moved by one person, simple devices to facilitate transpor

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