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1 Scope 1.1 This International Standard specifies methods for measuring and reporting the whole body vibration to which the operator of an agricultural wheeled tractor or other field machine is exposed when operating on a standard test track. 1.2 T

定价: 774元 / 折扣价: 658

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CSA Preface This is the first edition of CAN/CSA-ISO 19901-1, Petroleum and natural gas industries - Specific requirements for offshore structures - Part 1: Metocean design and operating considerations, which is an adoption without modification of the ide

定价: 1911元 / 折扣价: 1625

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CSA Preface This is the first edition of CAN/CSA-E61496-1, Safety of machinery - Electro-sensitive protective equipment - Part 1: General requirements and tests, which is an adoption, with Canadian deviations, of the identically titled CEI/IEC (Commiss

定价: 1684元 / 折扣价: 1432

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定价: 1547元 / 折扣价: 1315

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CSA Preface This is the first edition of CAN/CSA-E61496-2, Safety of machinery - Electro-sensitive protective equipment - Part 2: Particular requirements for equipment using active opto-electronic protective devices (AOPDs), which is an adoption, with

定价: 1183元 / 折扣价: 1006

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1. Scope This International Standard specifies a method and the device for use in determining the position of the seat index point (SIP) for any kind of seat designed for earth-moving machinery as defined in ISO 6165, and tractors and machinery for agr

定价: 319元 / 折扣价: 272

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1 Scope Replacement: This part 2 of IEC 61558 applies to stationary or portable, single-phase or polyphase, aircooled separating transformers, associated or not, having a rated supply voltage not exceeding 1000 V a.c., a rated frequency not exceedin

定价: 364元 / 折扣价: 310

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ISO/IEC 15408 is meant to be used as the basis for evaluation of security properties of IT products and systems. By establishing such a common criteria base, the results of an IT security evaluation will be meaningful to a wider audience.

定价: 1274元 / 折扣价: 1083

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1 Scope Replacement: This International Standard deals with all aspects of safety such as electrical, thermal and mechanical. This part 2-13 of IEC 61558 applies to stationary or portable, single-phase or polyphase, aircooled (natural or forced), i

定价: 455元 / 折扣价: 387

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1 Scope Replacement: This part 2-2 of IEC 61558 applies to stationary or portable, single-phase or poly-phases, aircooled control transformers associated or otherwise having a rated supply voltage not exceeding 1 000 V a.c. or 1 415 V ripple free d.c.

定价: 410元 / 折扣价: 349

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