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PST-15S-12E
PST-15S-24E
PST-30S-12E
PST-30S-24E
PST-60S-12E
PST-60S-24E

Model No.

PURE SINEWAVE INVERTER

OWNER’S MANUAL

Please read this manual before operating your inverter

Switch Mode Pure Sinewave Inverter

Содержание PST-15S-12E

Страница 1: ...15S 12E PST 15S 24E PST 30S 12E PST 30S 24E PST 60S 12E PST 60S 24E Model No PURE SINEWAVE INVERTER OWNER S MANUAL Please read this manual before operating your inverter Switch Mode Pure Sinewave Inve...

Страница 2: ...Grounding 9 10 Limiting Electromagnetic Interference EMI 10 Powering direct embeded SMPS 11 Principle of Operation 12 Layout 11 Specifying Batteries Chargers and Alternators 14 15 16 17 Installation 1...

Страница 3: ...n do not install in a low clearance compartment Preventing fire and explosion hazards Working with the inverter may produce arcs or sparks Thus the inverter should not be used in areas where there are...

Страница 4: ...f the inverter to a handy wall receptacle in the home RV Preventing input over voltage It is to be ensured that the input voltage of the inverter does not exceed 16 5VDC for 12V version or 33 VDC for...

Страница 5: ...Where is the inverter to be used Inverters are available for use in buildings incuding homes for recreational vehicles boats and portable applications Will it be connected to the utility grid in some...

Страница 6: ...her limit its ability to start a motor A battery bank that is undersized in poor condition or has corroded connections can be a weak link in the power chain The inverter cables and the battery interco...

Страница 7: ...ut causing lights to dim or blink Idle power Idle power is the consumption of the inverter when it is on but no loads are running It is wasted power so if you expect the inverter to be on for many hou...

Страница 8: ...Power Factor In a reactive type of load like electric motor driven loads fluorescent lights computers audio video equipment etc the phase of the sine wave form of the current drawn by load may lead o...

Страница 9: ...ility supplied electricity Inductive loads like microwaves and motors run faster quieter and cooler Reduces audible and electrical noise in fans fluorescent lights audio amplifiers TV fax and answerin...

Страница 10: ...nductor that does not normally carry current except under fault conditions and is also connected to earth It is used to connect the exposed metal surfaces of electrical equipment together and then to...

Страница 11: ...ar was hers to penetrate paint and corrosion The inverter contains internal switching devises which generate conducted and radiated electromagnetic interference EMI The magnitude of EMI is limited to...

Страница 12: ...o 4 This will mean that for a particular rated RMS current applicable for a linear load the general purpose SMPS will draw much larger peak currents approx up to 4 times more than its rated current In...

Страница 13: ...t shown Accessories included 0 90m battery cable with battery clips 090m battery cable with cigar plug for PST 15 30 series CAUTION Reverse polarity of input connection will blow the fuse inside the i...

Страница 14: ...t and sealed A wet cell battery has a high tolerance to overcharging However it will release hydrogen gas when charging that must be properly vented and the waterlevel must be checked frequently Seale...

Страница 15: ...ip is not linear but is more or less according to the table below Table 1 Battery Capacity versus Rate of Discharge Hours of Discharge Usable Capacity 20 100 10 87 8 83 6 75 3 60 2 50 1 40 Using the a...

Страница 16: ...onnection of batteries When two or more batteries are connected in series their voltages add up but their AH capacity remains the same For example when two 12 V 105 AH batteries are connected in serie...

Страница 17: ...d by the inverter 1000W Then using formulae 2 above the DC current to be delivered by the 12 V batteries 1000W 10 100 Amperes Next the energy required by the load in Ampere Hours AH is determined For...

Страница 18: ...to these two sets of batteries through a battery separator of appropriate capacity The battery separator is a device that will allow the alternator to charge the two sets of batteries when the engine...

Страница 19: ...rain snow or liquids of any type To reduce the risk of overheating and fire do not obstruct the suction and discharge openings of the cooling fan To ensure proper ventilation do not install in a low c...

Страница 20: ...tages generated during conditions of high winds for wind generators high water flow rates for hydro generators or cold temperatures for solar panels It is therefore to be ensured that the diversion lo...

Страница 21: ...ppropriate capacity in line with the positive cable The fuse should be within 50 cm from the battery The following size of cables and fuse are recommended The distance shown is the distance between th...

Страница 22: ...e battery cables far apart In case it is not convenient to twist the cables keep them taped together to reduce their inductance Reduced inductance of the battery cables helps to reduce induced voltage...

Страница 23: ...on in these inverters If required this protection may be provided externally by the user installer Grounding to earth or to other designated ground Please see details regarding grounding under AC Powe...

Страница 24: ...the DC side circuit will still be alive even when the switch is in the off position Hence disconnect the DC and AC sides before working on any circuits connected to the inverter When the inverter is...

Страница 25: ...r cable and fuse sizes on page 19 If the voltage at the DC input terminals falls below 10 5 V for 12V version or 21 V for 24V version a buzzer alarm will be sounded The LED 2 will continue to be green...

Страница 26: ...it has been permanently damaged Shut down due to over temperature In case of failure of the cooling fan or in the case of inadequate heat removal due to higher ambient temperatures insufficient air e...

Страница 27: ...controller is below 16 5V for 12V version or 33V for 24 Vversion 3 Ensure that an un regulated solar panel is not used to charge a battery Under cold ambient temperatures the output of the solar panel...

Страница 28: ...1 Disconnect the load 2 Manually reset the unit by switching off and then on again The unit should power on normally If not the unit may have been damaged permanently 3 Reduce the load or remove the...

Страница 29: ...s may have power factor of 0 8 to 0 6 The power that can be delivered to such type of loads will reduce by this factor See page 7 for details Low Input Voltage Warning Alarm 10 5 V 21 V Low Input Volt...

Страница 30: ...ave power factor of 0 8 to 0 6 The power that can be delivered to such type of loads will reduce by this factor See page 7 for details Low Input Voltage Warning Alarm 10 5 V 21 V Low Input Voltage Shu...

Страница 31: ...ave power factor of 0 8 to 0 6 The power that can be delivered to such type of loads will reduce by this factor See page 7 for details Low Input Voltage Warning Alarm 10 7 V 21 4 V Low Input Voltage S...

Страница 32: ...ly by the Warrantor Any attempt to remedy the defect by anyone other than the Warrantor shall render this warranty void There shall be no warranty for defects or damages caused by faulty installation...

Страница 33: ...www samlex com www samlex solar com...

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