Samlexpower SAM-1500C-12 Owner'S Manual Download Page 1 | Manualshive

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SAM Series

Inverter /

Charger

SAM-1500C-12

Please read this
manual before
installing your
inverter

owner's

Manual

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Summary of Contents for SAM-1500C-12

Page 1: ...SAM Series Inverter Charger SAM 1500C 12 Please read this manual before installing your inverter Owner s Manual ...

Page 2: ...on 1 Safety 1 SECTION 2 Features Applications Principle of Operation 3 SECTION 3 Layout 8 SECTION 4 Installation 10 SECTION 5 Operation 19 SECTION 6 Protections Monitoring Troubleshooting 22 SECTION 7 Specifications 27 SECTION 8 Warranty 28 ...

Page 3: ...e Hot receptacle terminals 3 Precautions when working with batteries Batteries contain very corrosive diluted Sulphuric Acid as electrolyte Precautions should be taken to prevent contact with skin eyes or clothing Batteries generate Hydrogen and Oxygen during charging resulting in evolution of explosive gas mixture Care should be taken to ventilate the battery area and follow the battery manu fact...

Page 4: ...cause of pulsing nature of DC voltage DO NOT TOUCH THE NEUTRAL TERMINAL NEUTRAL CONDUCTORS 4 Do not connect AC output from NEMA5 15R outlets s to AC distribution wiring where the Neutral is bonded to Ground The inverter will see this as abnormal condition of Ground Fault and will shut down 5 Do not use with Positive Grounded Electrical Systems the majority of modern automobiles RVs trucks and boat...

Page 5: ...e primary function of the unit is a 1500W 120 VAC Backup AC Power Source or Off Line AC UPS Un interruptible Power Supply with combined operation of the Inverter the Battery Charger and the Transfer Relay Secondary functions can be a 1500W stand alone inverter OR a 15A 12V stand alone Lead Acid Battery Charger Features Integrated 1500W Modified Sine Wave Inverter 30A Transfer switch and 2 Stage 12...

Page 6: ... higher loading conditions LOW INTERFERENCE TECHNOLOGY Innovative circuit design and noise filtration circuitry reduces RF interference in TV picture audio and radio equipment COOL SURFACE TECHNOLOGY Normally heat dissipating components are mounted directly on internal metal chassis surface of the inverter and hence the chassis surface may rise to unsafe touch tempera ture In this inverter heat di...

Page 7: ...N WITH PURE SINE WAVEFORM Please refer to Fig 2 1 below which shows one cycle of Modified Sine Wave and Pure Sine Wave for comparison Fig 2 1 Modified Sine Wave and Pure Sine Wave Comparison The output waveform of the inverter is a Modified Sine Wave In a Modified Sine Wave the voltage waveform consists of rectangular pulses that approximate sine wave pulses of a Pure Sine Wave The voltage rises a...

Page 8: ...A TRUE RMS VOLTMETER As mentioned above Modified Sine Wave voltage is a type of square wave that has an RMS Root Mean Square value of 115 VAC A general purpose AC voltmeter is calibrated to accurately measure the RMS value of a Pure Sine Wave and NOT of a Modified Sine Wave If this general purpose voltmeter is used to measure Modified Sine wave voltage it will indicate a lower value 96 VAC to 104 ...

Page 9: ...oints 2 to 3 on the Voltage Curve in Fig 2 2 Battery s in trinsic voltage will continue to rise towards 13 8V and charging current will start to taper off Points 2 to 3 on the Current Curve in Fig 2 2 When the battery voltage has reached almost 13 8V it would have charged to around 80 capacity and the current draw will be reduced to few hundred milliamps around 0 1 of battery Ah capacity to compen...

Page 10: ...ord 6 ft 10A with NEMA5 15P Plug 10B 11 Negative Input Terminal M9 for 12V Battery Negative 11a BLACK plastic cover for Negative Input Terminal 12 Positive Input Terminal M9 for 12V Battery Positive 12A RED plastic cover for Positive Input Terminal 13 Opening for cooling fan discharge 14 Ventilation slots for air inlet 15 Chassis Ground Connection M5 16 200A Class T MRBF Fuse within 7 of Positive ...

Page 11: ...SAMLEX AMERICA INC 9 SECTION 3 Layout 12 6 SAM 1500C 12 Dimensions 345 mm x 202 x 84 mm 13 54 x 7 87 x 3 35 inch Weight 4 kg 8 8 lb 302 345 120 202 Fig 3 2 Dimensions Mounting Arrangement ...

Page 12: ...d controlled fan The fan will switch ON automatically at load 85W when the inverter is supplying power and at 3A charging current when in Battery Charging AC Pass Through Mode The fan sucks cool air from the air intake ventilation slots on the AC outlet side 14 Fig 3 1 and discharges hot air out of the fan opening 13 Fig 3 1 on the DC Input Terminal side Keep the areas surrounding the inverter cle...

Page 13: ...A GFCI PROTECTED OUTLET TO PROVIDE GROUND FAULT PROTECTION Utility AC Power is NOT available The metal chassis of the unit is connected to Earth Ground of the Utility Distribution System Relay R2 is de energized and the metal chassis of the unit gets connected to the Grounding Terminals of the two NEMA5 15R outlet s Thus the metal chassis of the loads also gets bonded to the Earth Ground of the Ut...

Page 14: ... the DC input terminals of the unit to the battery Connect Positive of the battery to the Positive input connector of the unit and the Nega tive of the battery to the Negative input terminal of the unit Reverse polarity connection will result in a blown fuse and may cause permanent damage to the unit Damage due to reverse polarity is not covered under warranty Requirements of DC Input Power Source...

Page 15: ...t the cooler filament drops from white hot towards red hot emitting much less visible light Lighting Circuits Fluorescent Voltage drop causes an early proportional drop in light output AC Induction Motors These are commonly found in power tools appliances etc They exhibit very high surge demands when starting Significant voltage drop in these circuits may cause failure to start and possible motor ...

Page 16: ...p is calculated based on length of cable 2 x Distance to consider total length of Positive and Negative cables drop is calculated with respect to rated battery voltage of 12 5V Caution Please ensure that the recommended external fuse specified in Table 4 1 above Fuse is not supplied is installed in series with the Positive cable and is as close to the Battery terminal as possible preferably within...

Page 17: ... unit may be reduced as follows Ensure that the unit is firmly grounded to the ground system of the building or the vehicle Locate the unit as far away from the EMI receptors like radio audio and video devices as possible Keep the DC side wires between the battery and the unit as short as possible Do not keep the battery wires far apart Keep them taped together to reduce their inductance and induc...

Page 18: ... a battery bank of 12V with a capacity of 400 Ah The four Positive terminals of Batteries 1 to 4 are paralleled connected together and this common Positive connection becomes the Positive terminal of the 12V bank Similarly the four Negative terminals of Batteries 1 to 4 are paralleled connected together and this common Negative connection becomes the Negative terminal of the 12V battery bank SECTI...

Page 19: ...4 4 then the Negative output cable of the Inverter Charger Cable B should be connected to the Negative battery post of the last battery Battery 4 as in Fig 4 3 or to the Negative Post of the last battery string Battery 4 of Battery String 2 as in Fig 4 4 This connection ensures the following The resistances of the interconnecting cables will be balanced All the individual batteries battery strings...

Page 20: ...inverter running from a 12V battery system the DC current required from the 12V batteries is the AC power delivered by the inverter to the load in Watts W divided by 10 Formula 2 Energy required from the battery DC current to be delivered A x time in Hours H Formula 3 As a Rule of Thumb Ah capacity of the batteries required 2 x Energy required from the battery Formula 4 An example of this calculat...

Page 21: ...Device or Appliance Inverter Sizing Factor1 Air Conditioner Refrigerator Freezer Compressor based 5 Air Compressor 4 Sump Pump Well Pump Submersible Pump 3 Dishwasher Clothes Washer 3 Microwave where rated output power is the cooking power 2 Furnace Fan 3 Industrial Motor 3 Portable Kerosene Diesel Fuel Heater 3 Circular Saw Bench Grinder 3 Incandescent Halogen Quartz Lamps 3 Laser Printer Other D...

Page 22: ... protected AC outlet The Transfer Relay will operate and transfer the load to the Utility AC Inverter will be in standby condition 9 Switch ON the Battery Charger Green LED Charger 7 Fig 3 1 will be lighted The battery will start getting charged as described under 2 Stage Charging in Section 2 page 7 10 If the Utility AC power fails the Transfer Relay will transfer the load s to the Inverter in ar...

Page 23: ...r Switching ON 1 Switch OFF the Inverter ON OFF Switch 3 Fig 3 1 As only battery charging is required the inverter should be off 2 Plug the NEMA5 15P plug of the AC Input Cord 10B Fig 3 1 into 120 VAC 15A 20A GFCI protected AC outlet 3 Switch ON the Battery Charger Green LED Charger 7 Fig 3 1 will be lighted The battery will start getting charged as described under 2 Stage Charging in Section 2 pa...

Page 24: ...tions and when the continuous surge power exceeds rated watts The unit will latch in shut down condition To reset switch off the on off switch wait for 3 minutes and switch on again i Info Some high capacitive loads like Compact Fluorescent Lamp cfl or Switched Mode Power Supply smps will draw very high inrush current due to very fast volt age rise of the square wave nature of the Modified Sine Wa...

Page 25: ...cted to the input section of the Electronic Ground Fault Protection Circuit on the power circuit board Due to the above implementation the Neutral voltage will be pulsing DC voltage with average DC value of up to 50 VDC with respect to the metal chassis of the ac loads metal chassis of the inverter will read 75 VAC on the AC scale of the Voltmeter because of pulsing nature of DC Voltage Similarly ...

Page 26: ...s are given in Table 6 1 below Table 6 1 Protections and Monitoring Inverter is Supplying Power Operating Condition Protection Threshold Reason GREEN LED 8 Inverter YELLOW LED 6 Input Fault RED LED 9 Fault Buzzer Remedy Reset Normal ON OFF OFF OFF Low DC Input Alarm 10 8V 0 3V ON OFF OFF ON Check battery voltage and input voltage drop Auto reset when voltage 10 5 V 0 3V No Output due to Low DC Inp...

Page 27: ... try switching ON the load 10 sec after the inverter has been switched ON Manual Reset Unit will latch in shut down condition To reset switch OFF the On Off Switch wait for 3 minutes and switch ON again No output due to Ground Fault Shut Down Neutral or Line con nected to Ground ON OFF ON OFF Check if there is Neutral to Ground bond or Ground Fault Manual Reset Unit will latch in shut down conditi...

Page 28: ...C input to the unit is required to be fed from 15A 20A GFCI protected AC outlet of Utility AC Power In case of Ground fault in the AC load s the GFCI in the 15A 20A GFCI protected AC outlet of Utility AC Power will trip Table 6 2 Protections Monitoring Utility AC Power Pass Through Mode LED Display Other Symptoms Possible Cause s Remedy Green LED Charger 7 Fig 3 1 is OFF AC is available at the out...

Page 29: ...grid Up to 1 second battery charger charging algorithm 2 Stage Charger Bulk Float float voltage 13 8V 0 3V bulk charge max charging current 15A maximum ac input current 5A ac input power factor 0 6 voltage current rating of Fuse Breaker 125V 250V 5A charger on off control By front panel Switch protections overload shutdown Yes Manual reset low battery input voltage alarm 10 8 0 3V low battery inpu...

Page 30: ...r of opportunities to do so Warranty service shall be performed only 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 or hook up abuse or misuse of the equipment including exposure to excessive heat salt or fresh water spray or water immersion No other...

Page 31: ...SAMLEX AMERICA INC 29 Notes ...

Page 32: ...Toll Free Numbers Ph 800 561 5885 Fax 888 814 5210 Local Numbers Ph 604 525 3836 Fax 604 525 5221 Website www samlexamerica com USA Shipping Warehouse Kent WA Canadian Shipping Warehouse Delta BC Email purchase orders to orders samlexamerica com ...

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