SINEWAVE INVERTER
Pure Sinewave Inverter
Model No.
SWI 400 - 12/24
SWI 700 - 12/24
SWI 1100 - 12/24
SWI 1600 - 12/24
SWI 2100 - 12/24
Manual
Please read this manual before operating your inverter
Page 1: ...SINEWAVE INVERTER Pure Sinewave Inverter Model No SWI 400 12 24 SWI 700 12 24 SWI 1100 12 24 SWI 1600 12 24 SWI 2100 12 24 Manual Please read this manual before operating your inverter...
Page 2: ...ect Embedded Switch Mode Power Supplies SMPS 14 SECTION 5 Principle of Operation 16 SECTION 6 Layout 17 SECTION 7 General Information on Lead Acid Batteries 19 SECTION 8 Installation 31 SECTION 9 Oper...
Page 3: ...to prevent personal injury or damage to the unit 1 2 SAFETY INSTRUCTIONS GENERAL Installation and wiring compliance Installation and wiring must comply with the Local and National Electrical Codes and...
Page 4: ...f dropping a metal tool on the battery It could spark or short circuit the battery or other electrical parts and could cause an explosion Remove metal items like rings bracelets and watches when worki...
Page 5: ...rsion of the unit to 24V battery system or the 24V version to the 48V Battery System Preventing Reverse Polarity on the Input Side When making battery connections on the input side make sure that the...
Page 6: ...output Power Input Phase Angle It is denoted by and specifies the angle in degrees by which the current vector leads or lags the voltage vector in a sinusoidal voltage In a purely inductive load the c...
Page 7: ...ce to these elements in the half cycle of the sinusoidal voltage Positive value and the same value is returned back to the AC source in the half cycle of the sinusoidal voltage Negative value Hence wh...
Page 8: ...w millisecs that can reach up to 10 times the Maximum Continuous Rating of the Transformer Devices like Infrared Quartz Halogen Heaters also used in Laser Printers Quartz Halogen Lights incandescent L...
Page 9: ...inverter The inverter can be sized based on the Active Power rating Watts of resistive type of loads without creating overload except for resistive type of loads with Tungsten based heating element li...
Page 10: ...oltage speed control or instantaneous zero voltage crossing for timing control will not work properly from a voltage that has a Modified Sine Waveform Also as the Modified Sine Wave is a form of Squar...
Page 11: ...time correctly Output voltage control devices like dimmers ceiling fan motor speed control may not work properly dimming speed control may not function Sewing machines with speed microprocessor contr...
Page 12: ...up An Inverter Sizing Factor has been recommended against each which is a Multiplication Factor to be applied to the Maximum Continuous Running Power Rating Active Power Rating in Watts of the AC app...
Page 13: ...d and used in accordance with the instruction manual may cause harmful interference to radio communications 3 2 REDUCING EMI THROUGH PROPER INSTALLATION The effects of EMI will also depend upon a numb...
Page 14: ...inusoidal but non linear as shown in Fig 4 2 The steady state input current of SMPS is a train of non linear pulses instead of a sinusoidal wave These pulses are two to four milliseconds duration each...
Page 15: ...Peak inrush current Rated steady state input RMS current Fig 4 1 Inrusch current in an SMPS TIME Peak Current RMS Current Input Sine Wave Voltage Crest Factor Peak Current 3 Voltage Voltage Current Cu...
Page 16: ...ive direction and slowly increases in the Negative direction to a peak Negative value Vpeak 325V and then slowly drops back to 0V There are 50 such cycles in 1 sec Cycles per second is called the freq...
Page 17: ...00 12 SWI 700 24 3 1 5 6 7 2 4 1 Power ON OFF EXT 2 LED Indicator 3 Ventilation Openings 4 AC Output 5 PS F 6 Remote Control 7 External Switch SWI 400 12 SWI 400 24 SWI 700 12 SWI 700 24 1 2 3 4 1 DC...
Page 18: ...tilation Openings 4 AC Output 5 PS F 6 Remote Control 7 External Switch SWI 1100 12 SWI 1100 24 SWI 1600 12 SWI 1600 24 SWI 2100 12 SWI 2100 24 1 2 3 4 1 DC Input 2 DC Input 3 Cooling fan 4 Grounding...
Page 19: ...the battery to provide a constant specified value of discharge current also called C Rate See Section 7 6 over a specified time in hours before the battery reaches a specified discharged terminal vol...
Page 20: ...the stored energy is related to the amount of the active materials pasted on the battery plates the surface area of the plates and the amount of electrolyte covering the plates As explained above the...
Page 21: ...ES Fig 7 1 shows the charging and discharging characteristics of a typical 12V 24V Lead Acid battery at electrolyte temperature of 80 F 26 7 C The curves show the State of Charge X axis versus termina...
Page 22: ...ut for a 12V inverter and 100W output for a 24V inverter However if it is discharged at a rate of 50 Amperes 500W output for a 12V inverter and 1000W output for a 24V inverter then theoretically it sh...
Page 23: ...Most inverter hardware estimate the State of Discharge of the loaded battery by measuring the voltage at the inverter s DC input terminals considering that the DC input cables are thick enough to allo...
Page 24: ...that the terminal voltage relative to a particular of State Discharge decreases with the rise in the value of the discharge current For example terminal voltages for a State of Discharge of 80 State...
Page 25: ...he X Axis of the curves shows the of State of Charge The of State of Discharge will be 100 State of Charge 85 State of Discharge 15 State of Charge at very high C Rate discharge current of C 3 Amps 10...
Page 26: ...For up to 1000W 12V inverter or 2000W 24 inverter BG 200 200A For up to 2000W 12V inverter or 4000W 24 inverter BGB 250 250A For up to 3000W 12V inverter or 6000W 24 inverter 7 14 DEPTH OF DISCHARGE...
Page 27: ...y of 200 Ah The Positive terminal of Battery 4 becomes the Positive terminal of the 24V bank The Negative terminal of battery 4 is connected to the Positive terminal of battery 3 The Negative terminal...
Page 28: ...battery bank Two 6V 200 Ah batteries Batteries 1 and 2 are connected in series to form a 12V 200 Ah battery String 1 Similarly two 6V 200 Ah batteries batteries 3 and 4 are connected in series to form...
Page 29: ...to the load in Watts W divided by 10 for an inverter running from a 24V battery system the approximate DC current required from the 24V batteries is the AC power delivered by the inverter to the load...
Page 30: ...y the load in Ah 7 17 CHARGING BATTERIES Batteries can be charged by using good quality AC powered battery charger or from alternative energy sources like solar panels wind or hydro systems Make sure...
Page 31: ...ree of dust and fumes Ensure that there are no insects or rodents They may enter the unit and block the ventilation openings or short circuit electrical circuits inside the unit Protection Against Fir...
Page 32: ...stible material and cause a fire hazard The size of openings has been limited as per the safety requirements to prevent the above possibilities when the unit is mounted in the recommended orientations...
Page 33: ...tallation 33 Fig 8 1 Overall dimensions Mounting Slots SWI 400 12 SWI 400 24 SWI 700 12 SWI 700 24 199 245 185 30 20 4 5 4 5 162 171 285 315 70 7 7 5 139 30 20 4 5 162 171 4 5 239 70 7 7 R 2 5 R 2 5 R...
Page 34: ...1 Overall dimensions Mounting Slots SWI 1100 12 SWI 1100 24 SWI 1600 12 SWI 1600 24 307 5 236 116 186 60 103 230 230 7 5 7 5 215 60 20 20 103 7 306 377 5 60 20 7 5 R 2 5 R1 R5 R 5 R2 5 R1 5 10 10 103...
Page 35: ...SECTION 8 Installation 35 Fig 8 1 Overall dimensions Mounting Slots SWI 2100 12 SWI 2100 24 427 5 356 236 5 R1 R2 5 R 5 10 60 60 20 20 103 7 103 230 215 7 5 7 5 230...
Page 36: ...e When the battery is fully charged all the source energy will flow into the diversion load if there are no other loads The charge controller will disconnect the diversion load if the current rating o...
Page 37: ...stance in Ohm per 30 cm at 25 C 77 F for the wire sizing recommended for use with this inverter TABLE 8 1 WIRING RESISTANCE PER FOOT WIRE SIZE Mmq RESISTANCE IN OHM PER FOOT AT 25 C 77 F 35 Mmq 0 0001...
Page 38: ...cables that connects the battery to the inverter thousands of Amperes of current can flow from the battery to the point of shorting and that section of the cable will become red hot the insulation wi...
Page 39: ...2 300 35A 8 70 95 SWI 2100 24 126 150 35A 4 35 50 8 4 6 Dc Input Connection The DC input terminals for battery connection have a Hex screw connection The Hex screw for the SWI 400 and 700 series is M6...
Page 40: ...AC output current A 2 Minimum Ampacity of AC output Line and Neutral conductors as per NEC 125 times Column 2 3 Maximum size of external AC output Breaker based on column 3 4 AC Output Cable size mm2...
Page 41: ...gainst bare metal Use star washers to penetrate paint and corrosion 8 7 OPTIONAL WIRED REMOTE CONTROL MODEL RC 15 or RC 300 Please see section 6 for location of Remote control 6 connection on the inve...
Page 42: ...REQUENCY Turn off the inverter before adjusting the Dip Switch settings PS F PS Normal mode Power saving mode switch Normal mode switch 1 at upper position Power saving mode switch 1 at lower position...
Page 43: ...disconnect the DC and AC sides before working on any circuits connected to the inverter When the inverter is switched ON the Green LED marked POWER will be lighted This LED indicates that the input se...
Page 44: ...n the unit is switched ON all the circuitry inside the inverter becomes alive and the AC output is made available In this condition even when no load is being supplied or if a load is connected but ha...
Page 45: ...short circuit conditions as follows POWER SURGE CONDITION When the AC output current tries to exceed around 200 of the rated value output current limiting is carried out instantly resulting in drop in...
Page 46: ...24V versions a buzzer alarm will be sounded The green LED will stay on This warning buzzer alarm indicates that the battery is running low and that the inverter will be shut down after sometime if the...
Page 47: ...d be connected to the Negative DC input terminal of the inverter A reversal of polarity the Positive of the battery wrongly connected to the Negative DC input terminal of the inverter and the Negative...
Page 48: ...n for the inverter Then switch back on the consuming unit Current consumption of the consuming unit is too high Possibly there is a short circuit in the consuming unit Switch off the inverter and disc...
Page 49: ...election Normal mode Power saving mode selectable Operation temp 20 C 50 C 20 C 50 C input voltage 30VDC Cooling Temperature controlled fan Remote controller optional RC 15 Protection Reset mode Low i...
Page 50: ...selection Normal mode Power saving mode selectable Operation temp 20 C 50 C 20 C 50 C input voltage 30VDC Cooling Temperature controlled fan Remote controller optional RC 15 Protection Reset mode Low...
Page 51: ...selection Normal mode Power saving mode selectable Operation temp 20 C 50 C 20 C 50 C input voltage 30VDC Cooling Temperature controlled fan Remote controller optional RC 15 Protection Reset mode Low...
Page 52: ...selection Normal mode Power saving mode selectable Operation temp 20 C 50 C 20 C 50 C input voltage 30VDC Cooling Temperature controlled fan Remote controller optional RC 300 Protection Reset mode Low...
Page 53: ...election Normal mode Power saving mode selectable Operation temp 20 C 50 C 20 C 50 C input voltage 30VDC Cooling Temperature controlled fan Remote controller optional RC 300 Protection Reset mode Low...
Page 54: ...nverter has suffered any physical damage or alteration either internally or externally and does not cover damage arising from improper use1 attempting to operate the inverter with excessive power cons...
Page 55: ...o TE Co NTRoL WITH LED LED DISPLAY WIRED o N off Co NTRoL RC 300 sold separately with 25 cable i By switching external contact ii By switching external 12V 24V signal COOLING foRCED AIR CooLING Temper...
Page 56: ...ply this unit without causing the vehicle fusing to open This can be determined by making sure that the fuse in the ve hicle which protects the outlet is rated higher than 360 Amperes for PST 300 12 1...
