We continue a cycle of testing of production of joint Russian-Italian firm. The company is founded in 20 under the initiative of financial group B. F. Stanley. The firm specializes on manufacture of sources of a uninterrupted feed of a constant and variable pressure, static inverters and multimodular rectifiers, industrial voltage stabilizers, dizel'-generatorny'h installations, and also systems of precision air-conditioning of a microclimate. In Russia the company has representation in Moscow and Nizhni Novgorod. Five factories of the company are placed in Italy, one in China and one (Orenburg) in Russia.
Company N-power divides the UPS of low power into groups. The tested UPS belongs to new series Smart-Vision Lite. The manufacturer positions series Lite as the economic decision for asus notebooks reviews protection of personal computers.
step downwards / step upwards raises / lowers on %
Time of independent work from the battery of % / 1 % of loading
Time zaryadki batteries up to a level of % after the category up to a level of switching-off of loading under polovinnoy loading.
Rare signal of work from accumulators, a frequent signal of exhaustion of a charge of batteries, an opportunity of switching-off of a signal.
Level of acoustic noise on distance of meter from a surface of the device
The UPS is delivered in colourfully issued cardboard box. The top cover of a box after opening turns to the convenient handle for perenoski.
The device is reliably environmentproofed (a package and poliuretanovy'e inserts). The country the manufacturer neither on the UPS, nor on a box is not specified.
* Warranty service is made at presence completely and correctly filled guarantee coupon. The asus notebooks reviews date closed of a guarantee is underlined in the guarantee coupon. The unique service center of the company is in Moscow.
** Applied ON UPSmart Networking v2. it is intended for Windows, Linux and Novell.
All printed matter is presented in Russian. Quality of polygraphy an average.
The product has elegant design, pryamougol'nost' cases is smoothed down by a wavy line of the top part and a rounding off of corners. The manufacturer supposes a horizontal or vertical arrangement.
The case of the UPS is executed completely from plastic and consists of three parts of two bokovin and a back wall. They are connected by means of grooves and asus notebooks reviews screws. The bottom part bokovin has plastic vy'stupy'-nojki. Quality of moulding and plastic an average, in some places it was observed obloy. The forward panel contains indicators of an operating mode, from below upwards Work from the battery / Malfunction of the battery (red), a Feed from a network (green).
Above indicators the button of deenergizing of a feed is located, it is made of transparent plastic and at work from the battery is highlighted by bright dark blue light. In the description of model on a site of the manufacturer of the UPS, it is declared work of illumination as a source of emergency illumination. Probably, there are situations when asus notebooks reviews it can help, but light from the monitor is all the same much brighter.
The back panel contains in the top part entrance IEC a socket with kolodkoy a safety lock. RS-2 the port for communication with a computer, under it hardly below is pair jacks RJ- for protection of a telephone line.
In the bottom part there are target sockets IEC-3 for connection of loading.
In the UPS the battery of manufacture of the Korean firm is established. Its capacity Ach, a working pressure Century
It is necessary to note, that the battery of series FP is calculated on a mode hour categories. At the accelerated mode of the category the capacity of similar batteries essentially falls. Typical time of the category asus notebooks reviews of the battery at work in it the UPS is in a range from till minutes. In such mode the capacity will make less than Ach. A resource of the battery in a regular mode of 12 cycles of the category of hour %. At more intensive category the resource will be much less. We shall notice, that the battery is established on an end face (sideways at horizontal operation), that most likely too will affect its resource. For replacement of the battery the manufacturer recommends to address in the service center.
All basic electronics, is located on one single-layered printed-circuit-board which is being a lateral part of the case of the UPS. The payment is executed from textolite of low quality. Planar elements are placed on a underside of a payment. Conformity of elements to the basic scheme is signed. Owing to universality of a payment for all asus notebooks reviews series Lite, some elements are not unsoldered.
The network filter is realized on simplified RC to the scheme, its efficiency at suppression of high-frequency handicapes is insignificant. Protection against throws of a pressure is provided with three varistors. The filter from throws of a pressure in a telephone line is realized for three pairs wires. It is placed on a separate payment attached to a cover of the UPS.
The UPS eats from the power transformer on old reliable, and the main thing to absolutely silent scheme - the rectifier and the integrated stabilizer. Switching of windings carry out the relay, the maximal switched current on one relay, makes And at a pressure 2 In, that in this case allows to connect loading with the maximal peak capacity up to 25 VA. The asus notebooks reviews inverter on two transistors of manufacture forms two-level approximation of a sine. Power transistors are located on a radiator by the area kv.sm. Each transistor has capacity 3 Vt, a working pressure In and a range of working temperatures up to 150. Transistors are isolated from a radiator by an isolating lining and pressed by a screw clip through a plastic washer. The given decision long since is a scourge of all cheap power units. From heating the plastic washer floats, the transistor nestles on a radiator is worse, as a result is even more heated and is even worse nestles. The result - failure from an overheat is inevitable. So the first test sample has failed.
The second test sample has passed the test of 1 % asus notebooks reviews of loading. During test work on loading 3 Vt the temperature of a radiator has made 102, and the transformer Celsius.
The block of adjustment of a target pressure (AVR) is executed under the autotransformer scheme. In the UPS the transformer of the Taiwan firm is applied. Factor of transformation at downturn of a pressure 0,86, at increase 1,13.
N-power Smart-Vision Lite 6 is OEM analogue of the UPS from Powerbank.
At an output of a pressure in a power line for the established range, the UPS passes to a storage feed, notifying about it the user by means of a sound signal. At work from the battery of the UPS gives out a short signal periodicity in seconds. Work of the UPS with the battery asus notebooks reviews unloaded up to a critical level, is accompanied with a signal periodicity in 1, seconds.
Power consumption at work from batteries, without loading has made 7, Vt. A kind and quality of a formed signal at different loading it is well visible on the oscillogram.
The tested UPS is equipped by system AVR an automatic regulator of the pressure sometimes named by the stabilizer which allows to correct (to raise or lower) the entrance pressure received from the electric system, not passing on a feed from the battery. Realization of the given module differs depending on model and the manufacturer, in this case AVR has one lowering step (for normalization of the raised pressure) and one raising step (for normalization of the lowered pressure asus notebooks reviews of a power line). Hysteresis AVR 9V. The mentioned below schedule illustrates work AVR.
By results of testing, it is possible to consider work AVR unsatisfactory. The UPS overestimates a pressure, it leaves % of the admission. Occurrence of a situation when at rated voltage 2 In on an input of the UPS, on an output the Range of effective work AVR 1 2 Century it will be possible to recommend for engineers of firm to extend 2 Century on In direct site AVR in area of low pressure is possible. Similar adjustment AVR testifies to absence of adaptation to 2 In the standard, For 2 asus notebooks reviews In face value, AVR works well.
Switching of windings of transformer AVR occured for ms. Result quite good for the UPS of a budgetary class.
Time of transition for the battery was defined under the oscillogram at loading 1 Vt. Transition on batareynoe has borrowed a feed ms.
Practically we have loss of one half-cycle. It can be critical for some devices.
The UPS have been tested for the period of work from batteries at various levels of capacity. Synthetic tests were spent on loading from resistors to %, %, %, % and 1 % from the maximal capacity of the UPS. The target pressure was measured by a digital asus notebooks reviews multimeter. During work without loading it has made 2 Century
As we see, in a range of loadings up to % of the UPS keeps within in and gives out on the average 2 In with small increase in process of the category of the battery. At full loading in seconds worked a signal of the category of the battery, and the pressure started to go down. The operating time at full loading has made the little less than two minutes. Capacity of loading of the UPS recommended by results of tests makes no more than 2 Vt. The first minutes of work without loading are characterized by little bit raised pressure (but all still keeps within % the admission on STATE THAT), in a asus notebooks reviews minute the pressure is normalized up to nominal %.
For tests for real loading the test computer of a following configuration was used:
Integrated SiS Mirage, BP 4 Vt with passive PFC: Idle-SiS
ATI X700, BP 4 Vt with passive PFC: Idle
ATI X700, BP 4 Vt with passive PFC: DIVX
ATI X700, BP 4 Vt with passive PFC: 3DM
ATI X700, BP 5 Vt with active PFC and avtovol'tajem: 3DM5-PFC
Idle-SiS The Configuration with the videoadapter built in a parent payment. No appendices are started. The given configuration simulates idle time of a computer.
Idle No appendices are started. The given configuration simulates idle time of a computer.
DIVX Reproduction from hard disk HD of film SHrek (12 kbps bitreyt video, AC a path 3 kbps). Loading of the processor of asus notebooks reviews %.
3DM the test package 3Dmark v1.1.0, 10 7 in mode GT that should simulate work of a modern toy Was carried out.
3DM5-PFC the Configuration with a power unit capacity 5 Vt, active PFC, avtovol'taj 1 2 Century carried out a test package 3Dmark v1.1.0, 10 7 in mode GT that should simulate work of a modern toy.
The UPS was switched off at transition to the battery in a configuration with a power unit capacity 5 Vt, active PFC, avtovol'taj 1 2 Century Accordingly results of testing of this mode are absent.
Parameters zaryadki AKB are one of the major factors influencing for the term of service of the battery, and, hence, and the UPS. Despite of ease of replacement of the battery, this operation for the usual user — the reason of the reference in the service center. Considering importance of a mode zaryadki batteries, asus notebooks reviews it has been made two tests. In the first (a yellow line) the UPS have been unloaded on loading in 1 % (3 Vt) before autodeenergizing, in the second (a red line) after the category on loading in % (1 Vt), the UPS was consistently unloaded on smaller loading up to the full category of the battery.
Restoration of % of a charge after the deep category has borrowed hours. Full zaryadka the battery has demanded hours. The current of a charge in the beginning has made 8 mA, within hours linearly decreasing up to 5 mA. more hours were required for achievement zaryadnogo a current in mA and pressure 13, Century Restoration after the intensive category on rated power 3 Vt has borrowed only hours. So small time of additional charge of the battery not a merit of asus notebooks reviews work of the scheme zaryadki, and consequence more than double falling of capacity of the battery during the intensive category. By results of measurements, work of the scheme zaryadki is recognized excellent.
For check of system of cold start of the UPS has been connected to loading without connection to a network. The UPS has joined at a full rated load 3 Vt on active loading. Cold start of a test computer has passed normally with BP, equipped passive PFC. With a power unit with active PFC the UPS has not joined.
Frequency of an alternating current at work from batteries has made , Hz at all range of loadings.
For communication with a computer at the UPS the asus notebooks reviews socket 9F RS-2 is stipulated. The connected UPS is not defined in any way by system Windows XP.
Going to the complete set ON UPSmart has defined the UPS and worked with it correctly.
In the complete set software UPSmart Networking v2. is delivered. During its installation it is necessary to enter the serial number printed on an envelope. Installation ON has not caused any problems.
Through a configurator it is possible to set an operating time from a signal of the category of batteries before deenergizing the UPS, taymauty' on deenergizing at work without loading. In more details this program is considered in separate clause.
The tested device asus notebooks reviews is the classical representative of the bottom price range which is let out under a little-known brand. This, widely widespread practice has many advantages for the supplier, and only one for the buyer - the price.
Quality, both circuitry, and manufacturing of the UPS low, for a feed of a computer to recommend it it is impossible, and here for the communication equipment svitchey, routers and radio telephones it is quite suitable.
It is not compatible with BP with avtovol'tajem and active PFC.
UPS N-power Smart-Vision Prime 8 is given by the Russian representation « ».
Other discussions in conference:
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