Rechercher

1 General 1.1 Scope Replace this clause of the RD with the following: 1.1.1 Equipment covered by this Standard This Standard applies to UNINTERRUPTIBLE POWER SYSTEMS (UPS). The primary function of the UPS for this Standard is...

1 Domaine d’application 1.1 La présente norme s’applique à la construction et au rendement des écrans thermiques conçus pour réduire les dégagements minimums recommandés entre les appareils produisant de la chaleur et les...

1 Scope This part of IEC 61869 is a product family standard and covers only additional general requirements for low-power instrument transformers (LPIT) used for a.c. applications having rated frequencies from 15 Hz to 100 Hz...

This part of IEC 60601 applies to the basic safety of hearing aids and hearing aid systems, hereafter also referred to as ME EQUIPMENT or ME SYSTEM. If a clause or subclause is specifically intended to be applicable to...

1.1 This Standard applies to portable, pressurized-type, liquid-petroleum-fuelled lamps and lanterns with one or more burners. Note: The term "device" as used in this Standard refers to both lamps and lanterns as defined in...

1.1 This Standard specifies the construction and testing of armoured segmented power and communication assembly (ASPCA) composite cable systems suitable for emergency applications rated up to 600 V. Note: Systems can include...

1.1 This Standard specifies requirements for overhead secondary and service-entrance cables and conductors intended primarily for operation by electrical utilities. Note: The operation of cables and conductors complying with...

"1.1 The objective of this Standard is to establish minimum criteria for effective emergency preparedness and response. 1.2 This Standard applies to all organizations (as defined in Clause 3.1) that may be affected by natural...

1.1 This Standard specifies requirements for 600-volt-class copper and aluminum conductor secondary and service-entrance cables intended for underground installation (a) by direct burial; or (b) in duct systems. This Standard...

1.1 This Standard applies to (a) heater elements for use in equipment that is intended to be connected to a supply of nominal system voltage of 600 V or less; and (b) those heater 1.2 This Standard applies to the following...

This International Standard specifies generic cabling for homes. A home may contain one or more buildings or may be within a building that contains more than one home. This standard specifies a generic cabling for three...