Buy IEC High Voltage Alternating Current Circuit Breakers from SAI Global. STANDARDS. SUBSCRIPTIONS. Content Management Software. Buy IEC Ed. High-voltage alternating-current International Equivalents – Equivalent Standard(s) & Relationship – (Show below). Buy IEC HIGH VOLTAGE ALTERNATING CURRENT CIRCUIT BREAKERS from SAI Global.
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Start Webshop Product catalog Product presentation. Monitoring Standards monitoring is a free service designed for you who wish to be alerted of changes to or new editions of the standards required in your work. Webprint Printed and bound. Subscription – always available and updated A web subscription provides an easy and secure access to standards, and you are guaranteed to always have the latest edition.
The benefits of a subscription: Applies only 600056 three-pole circuit-breakers for use in three-phase systems and single-pole circuit-breakers for use in single-phase systems. Two-pole circuit-breakers for use in single-phase systems are subject to agreement between manufacturer and user. Also applies to the operating devices of circuit-breakers and their auxiliary equipment. However, circuit-breakers with a closing mechanism for dependent manual operation xtandard not covered since a rated short-circuit-making current cannot be specified, and dependent manual operation may be objectionable because of safety considerations.
Does not cover circuit-breakers intended for 600556 on motive power units of electrical traction equipment, or circuit-breakers for use with overhead lines which include series capacitors. Replaces IEC to