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C22.2 NO. 178-1978 (R2006) Automatic Transfer Switches 现行 发布日期 :  1970-01-01 实施日期 : 

This PDF includes GI #2. 1. Scope 1.1 This Standard covers automatic transfer switches for use in nonhazardous locations in accordance with the Rules of the Canadian Electrical Code, Part I, to provide switching of electrical energy in emergency or

定价: 455元 / 折扣价: 387

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C22.2 NO. 178.1-07 Requirements for transfer switches 现行 发布日期 :  1970-01-01 实施日期 : 

定价: 592元 / 折扣价: 504

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1 Scope 1.1 This Standard covers manual transfer panels having maximum ratings of 250 V, 60 A, for use in non-hazardous locations in accordance with the Canadian Electrical Code, Part I. 1.2 This Standard covers manual transfer panels that are inte

定价: 546元 / 折扣价: 465

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1. Scope 1.1 This Standard is concerned with the performance, durability, and safety of packaged solar domestic hot water systems (SDHWS) designed for use in small buildings. It may be used to evaluate solar domestic hot water systems that are base

定价: 455元 / 折扣价: 387

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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

定价: 1138元 / 折扣价: 968

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定价: 1502元 / 折扣价: 1277

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1 Scope This part of ISO 8835 specifies requirements for transfer and receiving systems of active anaesthetic gas scavenging systems (AGSS) intended to reduce the exposure of hospital personnel to anaesthetic gases and vapours. It does not apply to no

定价: 728元 / 折扣价: 619

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