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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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1 Scope Replacement: This part 2 of IEC 61558 applies to stationary or portable, single-phase or polyphase, air-cooled isolating transformers, associated or otherwise, having a rated supply voltage not exceeding 1000 V a.c. and rated frequency not e

定价: 455元 / 折扣价: 387

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1 Scope Replacement: This part 2-5 of IEC 61558 applies to shaver supply units, embodying one or more socketoutlets and a single phase air cooled isolating transformer, having a rated supply voltage not exceeding 250 V a.c., a rated output not less th

定价: 455元 / 折扣价: 387

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

定价: 455元 / 折扣价: 387

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1. Scope This part of ISO 6405 establishes the common symbols for use on operator controls and other displays on earth-moving machinery as defined in ISO 6165. These symbols may be used on other types of self-propelled work machines designed to oper

定价: 819元 / 折扣价: 697

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1. Scope This part of ISO 6405 establishes symbols uniquely for use on operator controls and other displays on earth-moving machinery as defined in ISO 6165. Symbols given in this part of ISO 6405 apply to controls and displays specific to backhoe l

定价: 865元 / 折扣价: 736

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CSA Preface This is the first edition of CAN/CSA-M3471, Earth-moving machinery - Roll-over protective structures - Laboratory tests and performance requirements, which is an adoption without modification of the identically titled ISO (International Org

定价: 1001元 / 折扣价: 851

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