Summary of MicroGT 500
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Owner’s manual microgt 500 inverter draft.
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© 2016 sensata technologies i thank you from all of us at sensata technologies for purchasing this microgt 500 inverter. The microgt 500 is a product under the magnum energy brand from sensata. We understand there are many purchasing options in the marketplace, and are pleased that you have decided ...
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© 2016 sensata technologies ii table of contents table of contents 1.0 introduction ..................................................................1 2.0 installation ....................................................................2 monitoring and analysis with the magweb gt......................
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© 2016 sensata technologies iii list of tables table 1, ac wire sizes and lengths .......................................... 4 list of figures figure 1, basic pv system installation diagram ......................... 1 figure 2, microgt 500 dimensions ........................................... 2 fig...
Page 5: Save These Instructions
© 2016 sensata technologies iv safety instructions important safety instructions this manual contains important instructions to follow during installation and maintenance of your microgt 500 inverter. To reduce the risk of electrical shock and ensure the safe installation and operation of the microg...
Page 6: 1.0 Introduction
© 2016 sensata technologies 1 introduction 1.0 introduction congratulations on your purchase of a microgt 500 inverter. This microinverter is used in utility-interactive grid-tied applications, and the microinverter system is comprised of two key elements: 1. A microgt 500 inverter 2. A magweb gt un...
Page 7: 2.0 Installation
© 2016 sensata technologies 2 installation 2.0 installation you can install individual pv modules in any combination of module quantity, orientation, type, and power rate. Refer to figure 2 for the micro gt 500’s dimensions. Monitoring and analysis with the magweb gt the magweb gt is the information...
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© 2016 sensata technologies 3 installation warning: perform all electrical installations in accordance with local electrical codes. Installation of this equipment includes the risk of electric shock. Qualifi ed professionals should install and/or replace microgt 500 inverters. Warning: before instal...
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© 2016 sensata technologies 4 installation step 1: installing the ac junction box first, install and wire an ac branch circuit junction box (figure 4). 1. Install an appropriate junction box at a suitable location on the pv racking system (typically at the end of a branch of modules). 2. Connect the...
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© 2016 sensata technologies 5 installation step 2: attaching the microgt 500 to pv frame/rack 1. Mark the location of each microgt 500 inverter on the pv rack— keep in mind the location of the ac branch circuit junction box or any other obstructions. 2. Mount and attach a microgt inverter at each of...
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© 2016 sensata technologies 6 installation note: upon connecting the dc cables, the microgt 500 inverter’s led (on bottom of unit) should immediately blink red, then green three times—indicating that the microgt inverter is functioning correctly. This test function starts and ends within 5 seconds o...
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© 2016 sensata technologies 7 step 5: connecting the microgts using ac connectors the microgt 500 inverter’s datasheet states the maximum allowable number of microinverters on one ac branch circuit is seven. Warning: do not exceed the maximum number of microinverters in an ac branch circuit — as dis...
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© 2016 sensata technologies 8 installation step 6: completing installation of microgt 500s complete the microgt 500 inverter registration cards, which provide system information and the installation map. The layout map provided is designed to accommodate labels in vertical or horizontal orientation ...
Page 14: 3.0 Operation
© 2016 sensata technologies 9 operation 3.0 operation operating a basic microgt 500 pv system to operate a batteryless microgt 500 inverter pv system: 1. Turn on the ac circuit breaker on each microgt inverter branch circuit. 2. Turn on the main utility grid ac circuit breaker. Your system will star...
Page 15: 4.0 Troubleshooting
© 2016 sensata technologies 10 troubleshooting 4.0 troubleshooting if your pv system does not operate properly, qualifi ed personnel might correct the situation using the troubleshooting info below. Status indications and error reporting the led on the bottom of the microgt assists with troubleshoot...
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© 2016 sensata technologies 11 troubleshooting the items below refer to microgt inverter issues, not communication issues (addressed in the magweb gt manual). A quick way to tell whether the issue is the microinverter or a communication problem with the magweb gt: a. Diagnosing from the microinverte...
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© 2016 sensata technologies 12 troubleshooting replacing a non-operational microgt 500 inverter 1. Disconnect the microgt inverter from the pv module, in the order below: a) disconnect the ac by turning off the branch circuit breaker. B) disconnect the ac connector(s) from the adjacent inverter(s) i...
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© 2016 sensata technologies 13 appendix a – specifi cations appendix a – specifi cations microgt 500 specifi cations models microgt 500 input data (dc) recommended pv module power (stc) range 180 - 310w mppt voltage range 22 - 45v operation voltage range 16 - 52v maximum input voltage 55v startup vo...
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© 2016 sensata technologies 14 appendix a – specifi cations features & compliance communication power line (plc) design lifetime 25 yrs emissions & immunity (emc) compliance fcc part15; ansi c63.4; ices-003 monitoring life monitoring via software safety class compliance ul1741, csa c22.2 no. 107.1-0...
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© 2016 sensata technologies 15 appendix b – effi ciency curves appendix b – effi ciency curves microgt 500 effi ciency-temperature curves 96 95 94 93 92 91 90 microgt 500 eff. With ambient temp. 100% pout = 500w effi ci e n c y ( % ) effi ci e n cy ( % ) 100% pout = 500w microgt 500 60hz/240v 96 95 ...
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© 2016 sensata technologies 16 appendix c – radio interference appendix c – radio interference statement fcc compliance: the equipment complies with the limits for a class b digital device, pursuant to part 15 of fcc rules, which are designed to protect against harmful interference in a residential ...
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© 2016 sensata technologies 17 appendix d – installing battery-based inverters appendix d – installing battery-based inverters microgt 500 microinverters are specifi cally designed to communicate with magnum inverters in a battery backed inverter system. Installing a microgt 500 pv system with sub-p...
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© 2016 sensata technologies 18 on of f on of f o n o ff on of f m ain u til it y pan el u tili ty /g ri d po w er u tili ty p ow er di sc on ne ct bi -d ire ct io n al u tili ty m et er 12 0 /24 0 v a c @6 0 h z 24 0 v a c @6 0 h z on of f s ub -pan el (e sse n tia l l oa d s) on of f on of f o n o ...
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© 2016 sensata technologies 19 appendix d – installing battery-based inverters installing a microgt ac coupled pv system ac coupling is the ability to connect the inverter’s ac input and output circuits in parallel, and to use utility power to continue to power loads and charge the batteries from th...
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© 2016 sensata technologies 20 on of f on of f on of f o n o ff o n o ff on of f on of f o n o ff o n o ff on of f on of f o n o ff o n o ff on of f on of f o n o ff o n o ff on of f o n o ff on of f m a in u tilit y pan e l u tilit y/ gr id pow e r u tilit y pow e r d isc o nne ct bi -d ire ct io n...
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© 2016 sensata technologies 21 appendix e – warranty & service information appendix e – warranty & service information limited warranty sensata technologies warrants the microgt 500 inverter to be free from defects in material and workmanship that result in product failure during normal usage, accor...
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© 2016 sensata technologies 22 appendix e – warranty & service information how to receive repair service if your product requires warranty replacement, contact either: • an authorized service center, at www.Sensatapower.Com , or, • sensata technologies at: telephone: 425-353-8833 fax: 425-353-8390 e...
Page 28: Draft
Magnum energy products manufactured by: sensata technologies 2211 west casino rd. Everett, wa 98204 phone: (425) 353-8833 fax: (425) 353-8390 web: www.Sensatapower.Com microgt 500 owner’s manual (pn: 64-0085 rev a) draft.