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A good user manual
The rules should oblige the seller to give the purchaser an operating instrucion of APC 990-3051C-001, along with an item. The lack of an instruction or false information given to customer shall constitute grounds to apply for a complaint because of nonconformity of goods with the contract. In accordance with the law, a customer can receive an instruction in non-paper form; lately graphic and electronic forms of the manuals, as well as instructional videos have been majorly used. A necessary precondition for this is the unmistakable, legible character of an instruction.
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Unfortunately, only a few customers devote their time to read an instruction of APC 990-3051C-001. A good user manual introduces us to a number of additional functionalities of the purchased item, and also helps us to avoid the formation of most of the defects.
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First and foremost, an user manual of APC 990-3051C-001 should contain:
- informations concerning technical data of APC 990-3051C-001
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- safety signs and mark certificates which confirm compatibility with appropriate standards
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Usually it results from the lack of time and certainty about functionalities of purchased items. Unfortunately, networking and start-up of APC 990-3051C-001 alone are not enough. An instruction contains a number of clues concerning respective functionalities, safety rules, maintenance methods (what means should be used), eventual defects of APC 990-3051C-001, and methods of problem resolution. Eventually, when one still can't find the answer to his problems, he will be directed to the APC service. Lately animated manuals and instructional videos are quite popular among customers. These kinds of user manuals are effective; they assure that a customer will familiarize himself with the whole material, and won't skip complicated, technical information of APC 990-3051C-001.
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Table of contents for the manual
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Page 1
990-3051C-001 12/2009 Inst allation Modular Rack-Mount Power Distribution Unit IMPORT ANT SAFETY INSTRUCTIONS SA VE THESE INSTRUCTIONS This manual contains impo rtant inst ructions for the mo dular rack-mount Power Distribution Unit (PDU) that should be followed du ring installation and mainte nance of this unit. Handling Safety Heavy: T o prevent [...]
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Page 2
2 Input cables Enlarge the knock out ho le for larger conduit Note: The cutout on the top (or bott om) cover plate may need to be enlarged depending on the installation requirements. 1 If the conduit size for your insta llation is too large for the conduit access knock out, the hole must be enlarged. 2 Loosen the seven screws and remove the back pa[...]
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Page 3
3 S pecifications Input conductors This product is rated 200 A. It should be supplied with a circuit breaker with a maximum rating o f 200 A. For North America, if supplied by a 200 A circuit breaker , it is recommended that conductors are si zed in accordance with T able 3. For countries outside of North Americ a, if supplied by a 20 0 A circuit b[...]
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Page 4
4 Physical Dimensions, Environment and Compliance Note: APC’ s prod ucts, similar to most co mputing products, are designed to operate in an environment from 0 to 40°C. Most data centers will mainta in an operating temperature between 0 to 30°C. Conductor Am pacity tables of the National Electrical Code (NFP A 70) and IEC 60364-5-53 are based o[...]