Delta Electronics Q48DB manual

1
2

Go to page of

A good user manual

The rules should oblige the seller to give the purchaser an operating instrucion of Delta Electronics Q48DB, 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.

What is an instruction?

The term originates from the Latin word „instructio”, which means organizing. Therefore, in an instruction of Delta Electronics Q48DB one could find a process description. An instruction's purpose is to teach, to ease the start-up and an item's use or performance of certain activities. An instruction is a compilation of information about an item/a service, it is a clue.

Unfortunately, only a few customers devote their time to read an instruction of Delta Electronics Q48DB. 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.

What should a perfect user manual contain?

First and foremost, an user manual of Delta Electronics Q48DB should contain:
- informations concerning technical data of Delta Electronics Q48DB
- name of the manufacturer and a year of construction of the Delta Electronics Q48DB item
- rules of operation, control and maintenance of the Delta Electronics Q48DB item
- safety signs and mark certificates which confirm compatibility with appropriate standards

Why don't we read the manuals?

Usually it results from the lack of time and certainty about functionalities of purchased items. Unfortunately, networking and start-up of Delta Electronics Q48DB 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 Delta Electronics Q48DB, and methods of problem resolution. Eventually, when one still can't find the answer to his problems, he will be directed to the Delta Electronics 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 Delta Electronics Q48DB.

Why one should read the manuals?

It is mostly in the manuals where we will find the details concerning construction and possibility of the Delta Electronics Q48DB item, and its use of respective accessory, as well as information concerning all the functions and facilities.

After a successful purchase of an item one should find a moment and get to know with every part of an instruction. Currently the manuals are carefully prearranged and translated, so they could be fully understood by its users. The manuals will serve as an informational aid.

Table of contents for the manual

  • Page 1

    Delta Electronics, Inc. DATABRIEF DB_Q48DB_0426200 6 1 APPLICATIONS  Telecom/DataCom  Wireless networks  Optical network equipment  Server and data storage  Industrial/Test Equipment OPTIONS  Positive On/Off logic  Short pin lengths available FEATURES  High efficiency: 90%@ ± 12V/2.7A  Size: 57.9mm x 36.8mm x 8.5mm (2.28[...]

  • Page 2

    2 SPECIFICATIONS GENERAL SPECIFICATIONS OUTPUT SPECIFICATIONS Input Voltage 36~75V Volt age A ccuracy Typical ±1 .5% Switching Freq uency Typical 300KHz Line Regulation Typical (balance load) ±0.5% Isolation Voltag e In/Out 1500V Load & Cross Regula tion Typical (balance load) ±1% Isolation Capacitance Typical 2000 pF Ripple & Noise Typi[...]