Magnum Energy ME3112-U Owner'S Manual Download | Manualshive

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2017 Sensata Technologies

Page 12

Installation

ME Series

Inverter/Charger

bottom view

Battery Temp Sensor Cable

Inverter’s DC Negative Connection

Inverter’s DC Positive Connection

Inverter’s Equipment Ground

Wire

BTS

12-volt

Battery

Bank

Battery Bank’s Equipment Ground Wire

Battery Bank’s Negative Cable

Battery Bank’s Positive Cable

BTS

OFF

ON

DC

Shunt

Fuse

Battery

Disconnect Switch

Figure 2-4, DC and Battery Temperature Sensor Wiring

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Summary of Contents for ME3112-U

Page 1: ...ME Series Modified Sine Wave Inverter Chargers Owner s Manual ...

Page 2: ...s the images shown in this manual may not exactly match the unit purchased Restrictions on Use The ME Series inverter charger may only be used in life support devices or systems with the express written approval of Sensata Technologies Failure of this inverter can reasonably be expected to cause the failure of that life support device or system or to affect the safety or effectiveness of that devi...

Page 3: ...e insulated tools to reduce the chance of electrical shock or accidental short circuits There are no user serviceable parts contained in this product This unit is provided with integral protection against overloads Live power may be present at more than one point since an inverter utilizes both DC batteries PV etc and AC utility or generator power To reduce risk of electric shock ensure all DC and...

Page 4: ...osure to the eyes flood them for at least 15 minutes with running water and seek immediate medical attention Baking soda neutralizes lead acid battery electrolyte and vinegar neutralizes spilled NiCad and NiFe battery electrolyte depending on your battery type keep a supply on hand near the batteries Remove all jewelry such as rings watches bracelets etc when installing or performing maintenance o...

Page 5: ...entels Il n ya pas de pièces réparables par l utilisateur de ce produit Cet appareil est fourni avec une protection intégrale contre les surcharges Puissance en direct peuvent être présents à plus d un point depuis un onduleur utilise à la fois DC piles PV etc et AC utilitaire ou générateur d alimentation Pour réduire le risque de choc électrique assurez vous que tout le câblage DC et AC est débra...

Page 6: ...our les yeux les inonder pendant au moins 15 minutes à l eau courante et consulter immédiatement un médecin Le bicarbonate de soude neutralise l acide de plomb électrolyte de la batterie et le vinaigre neutralise renversé NiCad et NiFe batterie à électrolyte en fonction de votre type de batterie gardez sous la main près des batteries Enlevez tous les bijoux tels que bagues montres bracelets etc lo...

Page 7: ... Wiring 15 2 4 6 Wiring the Inverter to the Battery Bank 16 2 5 AC Wiring 17 2 5 1 Pre AC Wiring Requirements 17 2 5 2 AC Wire Size and Overcurrent Protection 17 2 5 3 Recommended GFCIs Ground Fault Circuit Interrupters 18 2 5 4 AC Terminal Block Connections ME2012 ME2512 and ME3112 18 2 5 5 AC Conductor Wiring 19 2 5 6 AC Wiring Configuration 20 2 6 Grounding Inverters 26 2 6 1 Equipment Groundin...

Page 8: ...cifications 42 A 2 Optional Equipment and Accessories 43 Appendix B Battery Information 44 B 1 Battery Location 44 B 2 Battery Types 44 B 3 Battery Temperature 44 B 4 Battery Bank Sizing 44 B 5 Battery Bank Sizing Worksheet 45 B 6 Battery Wiring Configurations 46 B 6 1 Series Wiring 46 B 6 2 Parallel Wiring 46 B 6 3 Series Parallel Wiring 46 Appendix C Power Consumption Output Waveforms 48 C 1 App...

Page 9: ...round Connection Inverter Mode 28 Figure 2 15 Neutral to Ground Connection Standby Mode 28 Figure 2 16 Connecting a Large DC Ground Wire 29 Figure 2 17 Warning Label 29 Figure 2 18 AC Voltage Checks 31 Figure 3 1 Power Flow Inverter Mode 32 Figure 3 2 Power Flow Standby Mode 33 Figure 3 3 Automatic 4 Stage Charging Graph 34 Figure 3 4 BTS Temperature to Charge Voltage Change 35 Figure 3 5 Power Sw...

Page 10: ... loads while connected The ME series is not a grid interactive also known as utility interactive inverter and does not have the capability to export or sell power back into the utility grid The ME Series has been tested and listed to UL 458 5th Edition Power Converters Inverters and Power Converter Inverter Systems for Land Vehicles and Marine Crafts for use in the US and is also certified to CSA ...

Page 11: ...ures maximum durability with minimum weight as well as cooler more efficient operation The bottom of the ME Series is equipped with the following features see Figures 1 1 and 1 2 1 Power ON OFF Switch a momentary pushbutton switch that alternately turns the inverter on or off 2 Status LED Indicator this green LED illuminates to provide information on the inverter or charger operation 3 Stack Acces...

Page 12: ... two 3 4 knockouts provided with cable clamp strain reliefs to allow and hold the AC input and output field wiring 9 Intake Air Vents ventilation openings to pull in air to help keep the inverter cool for peak performance 10 Positive DC Terminal provides 360 degree connection point for the positive cable from the battery bank provided with a Kep or Flange nut on a 5 16 18 bolt to hold the battery ...

Page 13: ...eaker is not branch circuit rated therefore branch circuit rated breakers must be installed in the inverter s input wiring Output Circuit Breakers CB2 CB3 these circuit breakers are branch rated but are only provided on the ME2012 15B 20B models They allow the inverter AC loads to be connected directly to the inverter s output without requiring an inverter sub panel These circuit breakers pop out ...

Page 14: ...r The more thorough you plan in the beginning the better your inverter needs will be met 2 1 1 Unpacking and Inspection Carefully remove the ME Series inverter charger from its shipping container and inspect all contents Verify the following items are included The ME Series inverter charger Red and black DC terminal covers with Phillips screws Two 5 16 Kep or Flange nuts installed on the DC termin...

Page 15: ... with shunt Magnum Accessory DC Shunt AC Transfer Switch Generator Power 120 240 VAC Output Shore Power 120 240 VAC Output ON OFF ON OFF ON OFF ON OFF ON OFF ON OFF ON OFF ON OFF ON OFF ON OFF ON OFF ON OFF ON OFF BTS ON OFF ON OFF 30A 30A ME SBC Smart Battery Combiner Magnum Accessory ME AGS N Auto Gen Start Controller Magnum Accessory SELECT TECH AG S METER SETU P SH OR E INVE RTE R CH ARG ER IN...

Page 16: ...d exhaust vents and 3 7 6 cm everywhere else to provide adequate ventilation If installed in an enclosure a fresh air intake opening must be provided directly to the front side intake vents of the inverter and an exhaust opening on the back side exhaust vents of the inverter This allows cool air from the outside to flow into the inverter and heated air to exit the inverter and the enclosure When m...

Page 17: ...ems from falling inside causing damage to the inverter After determining the mounting position refer to the physical dimensions as shown in Figure 2 3 or use the base of the inverter as a template to mark your mounting screw locations After marking the mounting screw locations mount the unit with appropriate mounting hardware Noncombustible surface A surface made of material that will not ignite b...

Page 18: ...ence Bottom Left Side Right Side Front 2 5 1 cm 4 12 4 cm 4 12 4 cm 13 34 9 cm 12 32 1 cm 12 30 5 cm 6 16 8 cm 8 20 3 cm Exhaust Air Vents Exhaust Air Vents Air Intake Vents Air Intake Vents Top 30 20 30 Mounting Holes Keyhole slots x4 Mounting Holes x4 Use up to 9 32 7 mm screw bolt Front 20 ...

Page 19: ...r the ME CB or MPX CB conduit box and the AC wires are individual conductors i e not jacketed 2 3 2 Wiring Requirements All conductors that are at risk for physical damage must be protected by tape or placed in a raceway Always check for existing electrical plumbing or other areas of potential damage prior to making cuts in structural surfaces or walls Do not mix AC and DC wiring in the same panel...

Page 20: ...ry negative connection of each device is always connected before connecting disconnecting any battery positive CAUTION Before wiring the DC cables review the safety information at the beginning of this manual and the instructions below to ensure a safe and long lived system The DC positive and negative cables connected to the inverter from the battery bank should be tied together with wire ties or...

Page 21: ...ter s DC Negative Connection Inverter s DC Positive Connection Inverter s Equipment Ground Wire BTS 12 volt Battery Bank Battery Bank s Equipment Ground Wire Battery Bank s Negative Cable Battery Bank s Positive Cable BTS OFF ON DC Shunt Fuse Battery Disconnect Switch Figure 2 4 DC and Battery Temperature Sensor Wiring ...

Page 22: ... a disconnect switch If a circuit breaker is used as the overcurrent protection device it can also be used as the required DC disconnect If a fuse is used as an overcurrent device a Class T type or equivalent is recommended This fuse type is rated for DC operation can handle the high short circuit currents and has a time delay that allows for momentary current surges from the inverter without open...

Page 23: ...rformance and may melt the cable and terminal connections Refer to Figures 2 5 and 2 6 to connect the DC cables and stack the hardware correctly Tighten the terminal connections from 10 to 12 lbf ft 13 6 to 16 3 N m CAUTION The DC terminal and Kep nuts are made of stainless steel which has a high likelihood of seizure To help prevent the bolt and nut from seizing causing the bolts to strip or snap...

Page 24: ...to provide good air flow DO NOT mount the batteries directly under the inverter CAUTION Install batteries in a well ventilated area Batteries can produce explosive gases For compartment enclosure installations always vent batteries to the outside Info To ensure the best performance from your inverter system batteries should be of the same size type rating and age Do not use old or untested batteri...

Page 25: ...er or fuse assembly as near as practical to the batteries and leave open i e no power to inverter WARNING DO NOT close the DC circuit breaker or connect the fuse to connect battery power to the inverter at this time This will occur in the Functional Test after the installation is complete CAUTION If connecting live battery cables to the inverter DC terminals a brief spark or arc may occur this is ...

Page 26: ...g must be protected from short circuits and overloads by an overcurrent protection device and have a means to disconnect the AC circuits AC overcurrent protection is not included in the inverter and must be provided as part of the inverter installation The AC overcurrent protection device must be a circuit breaker or a fuse disconnect and be properly sized and branch circuit rated for the wire it ...

Page 27: ...ach connection on the AC terminal block is rated to accept one 14 to 6 AWG 2 1 to 13 3 mm2 CU stranded wire or two 12 AWG 3 3 mm2 CU stranded wires The connection uses a M3 5 slotted head screw and the maximum tightening torque is 16 lbf in 1 8 N m Info One of the AC wiring configurations SI SO 60A Figure 2 10 uses a 6 AWG 13 3 mm2 CU wire to carry 60 amps and splits to two wires to allow 30 amps ...

Page 28: ...used strain relief clamp on the inverter Figure 1 2 Item 8 to the AC electrical sub panel or outlets if using the output breaker versions Tighten the strain relief clamp securely on the wires 6 Connect the hot BLACK wire from the inverter s AC HOT 1 OUT terminal to the sub panel main breaker or to the hot connections on the outlets if using the output breaker versions Tighten the AC HOT 1 OUT term...

Page 29: ...d dedicated pass thru while the AC source is on Requires separate inverter sub panel Need to power 240 VAC loads when AC source is on requires 120 240 VAC source Requires separate inverter sub panel Models ME2012 ME2512 ME3112 ME2012 ME2512 ME3112 ME2012 15B ME2012 20B ME2012 ME2512 ME3112 ME2012 ME2512 ME3112 Maximum Input Breaker Required Minimum Wire Size AWG 30A single pole 10 AWG In Out 60A s...

Page 30: ...m Main Panel AC NEUT OUT to Sub Panel Sub Panel and Outlets Inverter Loads 120 VAC 120 VAC AC GROUNDS to from both panels ON OFF ON OFF ON OFF ON OFF ON OFF ON OFF ON OFF ON OFF ON OFF ON OFF ON OFF ON OFF ON OFF 30 Maximum 30 amp breaker single pole required to inverter AC input In mobile installations neutral is typically not connected to ground in the main panel ON OFF ON OFF ON OFF Figure 2 9 ...

Page 31: ...OT 2 IN from Main Panel AC HOT 2 OUT to Sub Panel 120 VAC Sub Panel and Outlets Inverter Loads 120 VAC 120 VAC 120 VAC AC GROUNDS to from both panels ON OFF ON OFF ON OFF ON OFF ON OFF ON OFF ON OFF ON OFF ON OFF ON OFF ON OFF ON OFF ON OFF 60 Maximum 60 amp breaker single pole required to inverter AC input In mobile installations neutral is typically not connected to ground in the main panel ON O...

Page 32: ...ON OFF ON OFF ON OFF ON OFF ON OFF ON OFF ON OFF ON OFF ON OFF ON OFF ON OFF ON OFF 30 Maximum breaker size required to inverter AC input depends on model used ME2012 15B 45 amp breaker single pole ME2012 20B 60 amp breaker single pole These breaker sizes allow full charging and full pass thru capability for your inverter model In mobile installations neutral is typically not connected to ground i...

Page 33: ...anel AC NEUT IN from Main Panel AC NEUT OUT to Sub Panel AC HOT 2 IN from Main Panel AC GROUNDS to from both panels ON OFF ON OFF ON OFF ON OFF ON OFF ON OFF ON OFF ON OFF ON OFF ON OFF ON OFF ON OFF ON OFF 30 Maximum 30 amp breaker double pole required to inverter AC input 30 In mobile installations neutral is typically not connected to ground in the main panel ON OFF ON OFF ON OFF ME Series Inve...

Page 34: ... to Sub Panel AC HOT 2 IN from Main Panel AC HOT 2 OUT to Sub Panel Sub Panel and Outlets Inverter Loads 120 VAC 120 VAC AC GROUNDS to from both panels ON OFF ON OFF ON OFF ON OFF ON OFF ON OFF ON OFF ON OFF ON OFF ON OFF ON OFF ON OFF ON OFF 30 Maximum 30 amp breaker double pole required to inverter AC input 30 In mobile installations neutral is typically not connected to ground in the main panel...

Page 35: ...surfaces in the entire electrical system that may be accidentally energized must be grounded The equipment grounding conductor must be sized to safely carry the maximum ground fault current likely to be imposed on it from where a ground fault may occur In accordance with the NEC use Table 2 4 to size the equipment grounding conductors This table requires that the equipment grounding conductor be s...

Page 36: ...or an onboard isolation transformer Galvanic isolators allow high AC voltage faults to pass but block low voltage corrosion electrolysis currents from conducting Marine isolation transformers enable the shorepower to be connected to one side of the transformer while the boat s AC wiring system is connected to the other side Since transformers do not allow DC currents to pass the problem with galva...

Page 37: ...nted if your inverter is equipped with automatic neutral to ground switching WARNING In most electrical systems the neutral to ground bond is located in the main utility power service entrance panel Remove any bond downstream from the inverter to prevent multiple bonds If there is an inverter sub panel separate from a main electrical panel it should have a removable wire that allows the neutral bu...

Page 38: ...own in Figure 2 17 is provided to inform all personnel that an inverter is installed in your electrical system Affix this label in a clearly visible location at the electrical panel that is being powered by the inverter This is because it might be falsely assumed that the panel is no longer hot after the AC power has been shut off when power may actually still be available due to the inverter auto...

Page 39: ... shines normally DO NOT connect anything larger than a 25 watt light bulb until all wiring and voltages are confirmed to be correct Info The inverter s AC output voltage will not be correct until a load greater than 5 watts 5 watts is the default setting is connected to the inverter or when the Search mode is turned OFF with a remote display ME RC50 5 Check the AC output voltage of the inverter by...

Page 40: ...es battery power when AC power is not required In this mode the inverter pulses the AC output looking for an AC load e g electrical appliance Whenever an AC load greater than 5 watts is turned on the inverter recognizes the need for power and automatically starts inverting When there is no load or less than 5 watts detected the inverter automatically goes back into Search mode to minimize energy c...

Page 41: ...ximize the real power available from the AC power source i e utility or generator which translates into less power wasted and increased charging capabilities When an AC source is connected to the AC input the inverter begins monitoring for acceptable AC voltage Once the AC voltage is accepted the AC transfer relay closes and Charge mode begins After Charge mode begins the inverter s battery voltag...

Page 42: ...low flash to indicate float charging The Float Charging stage reduces battery gassing minimizes watering requirements for flooded batteries and ensures the batteries are maintained at optimum capacity Full Charge Battery Saver mode The fourth stage occurs after four hours in the Float Charging stage The Full Charge stage is designed to keep batteries fully charged over long periods and prevent exc...

Page 43: ...e Sensor Operation The plug in Battery Temperature Sensor BTS is used to determine the battery temperature around the batteries This information allows the multi stage battery charger to automatically adjust the battery charge voltages for optimum charging performance and longer battery life If the temperature around the BTS is below 77 F 25 C the absorb and float charge voltage increases and if t...

Page 44: ...ery falls to the HBCI High Battery Cut In level Refer to Table 3 1 to determine the HBCO and HBCI levels for your inverter Info High battery voltage may be caused by excessive or unregulated voltage from the external charging sources Overload During inverter and standby operation the inverter monitors the DC and AC current levels In the event of a short circuit or an overload condition for more th...

Page 45: ...ction to help diagnose clear the fault Slow flash blinks on for 4 seconds then off for 4 seconds Indicates the batteries are float charging and the inverter is in Standby mode the external AC power connected to the inverter s input is passing through the inverter and powering the inverter s AC loads Medium flash blinks on once every second When AC power is not connected to inverter input Indicates...

Page 46: ... This protects the batteries from over discharge and the AC loads from unregulated power brown outs Batt AmpHrs Absorption Time This setting allows the user to input the battery bank size in amp hours or to set the absorption time which tells the charger how long to charge the batteries in the Absorb Charge stage Battery Type Sets the type of batteries being used in the system this information tel...

Page 47: ...to allow these advanced features to be set up or enabled However the remote may have a later newer software revision than the inverter so some of the features and functionality in the remote may not be available with your inverter Use the steps below and Table 3 3 to determine what remote menus features are available with your inverter 1 Obtain your inverter s software revision Note To view the in...

Page 48: ... 16 lbf in 1 8 N m 4 2 Storage for Mobile Installations When placing the RV boat or truck into storage it is recommended that you perform the following to ensure the system is properly shut down or properly configured for storage This is especially important for maintaining the batteries Perform the recommended maintenance steps listed in Section 4 1 Fully charge the batteries Connect AC power if ...

Page 49: ...ch means load is too small for Search mode circuit detection a Turn on a load greater than 5 watts to bring inverter out of search or turn off search with remote b Unit is in reset b Perform a power or inverter reset see Section 4 4 If fault continues unit needs to be serviced Low output or surge power when inverting Loose or corroded battery cables Clean and tighten all cables Low batteries Recha...

Page 50: ...reset fails you will need to perform a power reset using the procedure below In either case if an internal fault does not clear the inverter will require repair at an Authorized Service Center ASC Info The Power ON OFF pushbutton is a small momentary type switch which operates by lightly pressing and releasing Be careful not to apply too much force when pushing or the switch might break 4 4 2 Perf...

Page 51: ...actor 0 95 General Features and Capabilities Transfer Relay Capability Two input legs at 30 amps each or combine for 60 amps Five stage Charging Capability Bulk Absorb Float Equalize requires remote and Battery Saver Battery Temp Compensation Yes 15 ft Battery Temp Sensor standard Internal Cooling 0 to 120 cfm variable speed drive using dual 92 mm brushless DC fan Overcurrent Protection Yes with t...

Page 52: ...erating information and allow advanced features to be configured requires Magnum inverters with advanced configurable features This LCD remote control also provides advanced monitoring troubleshooting and includes a FAVS button to access your favorite features quickly Auto Generator Start Controller The ME AGS N Automatic Generator Start controller Network version is designed to automatically star...

Page 53: ...e Choose the batteries best suited for the inverter installation and cost Use only the same battery type for all batteries in the bank For best performance all batteries should be from the same lot and date This information is usually printed on a label located on the battery B 3 Battery Temperature Battery performance of lead acid type batteries is greatly affected by extreme temperatures When a ...

Page 54: ...needed each day for all the loads Add the Average Daily Watt Hours Per Load together Total Daily Watt Hours Total Daily WHrs Total Amp Hours 3 Determine the battery Amp Hour capacity needed to run all the loads before recharging Divide the Total Daily Watt Hours by the nominal battery voltage of the inverter i e 12 24 volts and Multiply this by how many days the loads will need to run without havi...

Page 55: ...Figure B 3 below four 6 VDC 200 AH batteries are combined into two strings resulting in a 12 VDC 400 AH battery bank Series Parallel Battery Wiring combines battery voltage and capacity 200 AH 6 VDC 200 AH 6 VDC 200 AH 6 VDC 200 AH 6 VDC 400 AH 12 VDC add voltage in series 6 VDC 200 AH 6 VDC 200 AH 6 VDC 200 AH 6 VDC 200 AH 12 VDC 400 AH 200 AH 12 VDC 200 AH 12 VDC add capacity in parallel add vol...

Page 56: ... VDC inverter total capacity 100 AH String 12 VDC 100 AH 12 VDC battery 100 AH overcurrent protection overcurrent protection to 12 VDC inverter total capacity 400 AH Series String 6 VDC 6 VDC 6 VDC battery 200 AH 6 VDC battery 200 AH 12 volt battery bank two strings of two 6 volt batteries wired in series and connected in parallel Series String 6 VDC 6 VDC 6 VDC battery 200 AH 6 VDC battery 200 AH...

Page 57: ...able C 1 The rating is printed on the product s nameplate label usually located on its chassis near the AC power cord Even though it is difficult to calculate exactly how long an inverter will run a particular appliance the best advice is trial and error Your ME Series inverter has a built in safeguard that automatically protects your batteries from over discharge Info For optimum performance a mi...

Page 58: ...outinely discharged to 20 of its maximum capacity without damage This type of battery is recommended for use with an inverter system Derating As an inverter or charger is used above its normal temperature it s capacity to power loads or charge continuously is decreased Digital Volt Meter DVM True RMS A voltmeter that incorporates a RMS converter to read true RMS for any waveform shape Note A true ...

Page 59: ...engines are turned off The source for shorepower may be grid power from an electric utility company or from an external remote generator Stacking Series Two inverters operating together to produce twice the power and voltage of a single inverter Required when operating 240 VAC loads and separate 120 VAC loads from either inverter Parallel Two inverters operating together to provide twice the conti...

Page 60: ... returns the product for repair determined by the price paid by the original purchaser Sensata Technologies shall not be liable for any other losses or damages 4 Upon request from Sensata the original purchaser must prove the product s original date of purchase by a dated bill of sale itemized receipt 5 The original purchaser shall return the product prepaid to Sensata or to one of Sensata s Autho...

Page 61: ...ning the product directly to Sensata for repair you must 1 Return the unit in the original or equivalent shipping container 2 Receive a Return Materials Authorization RMA number from the factory prior to the return of the product to Sensata for repair 3 Place RMA numbers clearly on the shipping container or on the packing slip When sending your product for service please ensure it is properly pack...

Page 62: ...Magnum Energy Products Manufactured by Sensata Technologies Phone 425 353 8833 Fax 425 353 8390 Web www SensataPower com ME Series Owner s Manual PN 64 0002 Rev D ...

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