HISTORY

1989.

14.05.1989. Zagreb, Yugoslavia (later Croatia) Marko Štetić founded crafts for development and production of power electronics devices. The first products are: - AC/DC power supply with constant output current, - rectifier 220 VAC / 48 VDC-4 A, - DC / DC converter 48 VDC / 24 VDC - 200 W, - multi-output DC / DC converter 48 VDC / 5VDC, 24 VDC, +/- 15 VDC, - voltage stabilized 140 – 260 VAC / 220 VAC +/-5 %. Switching technology is being used (30 up to 100 kHz) by using MOSFET

1990.

14.05.1990. Samobor, Yugoslavia (later Croatia) Due to the increase in business, Marko Štetić and Anton Vukelić was founded MARETON Power Elecrtonics ltd Core business of the company was design, development and manufacturing of power electronics devices and systems. The specificity of the company is the development and production according to special technical requirements, ie customer design. - DC/DC convertor 18 – 63 VDC / 5V-10A, ±15V-1,5A, 24 V-1A - Rectifier / battery charger 220 VAC / 24 VDC – 10, 25 and 50 A, with remote control Switching technology is being used (50 up to 200 kHz) by using MOSFET.

1991. - 1992.

Year 1991 - 1992, DC/AC inverters are being designed, developed and manufactured. Input voltage 24 VDC, 48 VDC and 110 VDC Output 220 V, 50 Hz, sinusoidal, 500 VA to 5 kVA, 19” rack and wall case Modulation frequency is 20 kHz. EPROM stored sinus reference. Developed and put into production another 12 new products.

1993.

YEAR 1993. Zagreb, Croatia Along with the increase of production and no. of people employed, Mareton Ltd is moving the production facility to Zagreb. * Development and manufacturing of electronic devices for railway applications (lightning converters, shaving machines inverters, voltage regulators, other electronics for coaches and locomotives * Electrical parts for ship building industry started. Developed and put into production another 16 new products.

1994.

Year 1994. * Manufacturing of industry grade of UPS systems with DC, AC and AC+DC voltages and put into production another 21 new products.

1995.

Year 1995. * Development and production of electrical equipment for trams and buses Developed and put into production another 19 new products.

1996.

Year 1996. * Development of remote controlled modular rectifiers, for constant current Developed and put into production another 18 new products.

1997.

Year 1997. * Microprocessor technology adopted to be applied in UPS systems. Developed and put into production another 14 new products.

1999.

Year 1999. * Production of big power diode rectifiers for galvanization and DC motors power supply applications 3 x 400VAC / 10 to 55 VAC – 500 A Developed and put into production another 12 new products.

2000.

Year 2000. * Use of PFC set in the rectifiers * Marko Štetić takes full ownership of the company MARETON * Design, development and production of different converter types for locomotives Developed and put into production another 22 new products

2001.

Year 2001. * ISO 9001 Standard introduced Developed and put into production another 20 new products.

2002. - 2003.

Year 2002 - 2003. production of rectifiers for power supply of the railway network, 3.400 VDC – 4 / 8 MW development and production of measuring elements and measuring transducers for measuring current 0 to 2,000 A and voltage 0 to 5 kV. Developed and put into production another 26 new products.

2004.

Year 2004. * Passage to SMD technology Developed and put into production another 21 new products

2005. -2006.

Year 2005. -2006. * Technology of active AC voltage rectifying accepted (MOSFET sync control at AC/DC and DC/DC converters) Developed and put into production another 18 new products.

2007.

Year 2007. * Due to its growth, Mareton is moved to a new location, 1 Odranska St, Zagreb Developed and put into production another 16 new products.

2008.

Year 2008. * M-BUS technology accepted. Development and production of remote reading counter technology. * Development and application of soft-switching technology on MOSFET control at AC/DC and DC/DC converters Developed and put into production another 25 new products

2009.

Year 2009. * Development and production of PLC with GSM communication. Developed and put into production another 20 new products.

2010. - 2011.

Year 2010. - 2011. * Development and application of resonant technology at AC/DC and DC/DC converters. Developed and put into production another 22 new products.

2012.

Year 2012. * Application of ACF design at DC/DC converters * Development and production of DC/DC converter for fuel cells applications. Developed and put into production another 14 new products.

2013.

Year 2013. * Development and production of rectifiers and DC/DC converters with LLC technology Developed and put into production another 17 new products.

2014.

Year 2014. * Development of microprocessor controlled tram switches heating control system (with current, voltage, and malfunction heating system control) including GSM communication Developed and put into production another 23 new products.

2015.

Year 2015. * Development of microprocessor unit equipped with touch screen display 7”. * Development of high efficiency rectifier/battery charger of 3 kW power (plug in module 3U x 21 TE with fan cooling). * Development of new AC, DC and combined, AC + DC UPS systems with microprocessor control and remote control. * Development of tram switches heating regulator with GSM communication. Developed and put into production another 27 new products (.measuring, control and management units)

2016.

Year 2016. * Development of new generation of modular rectifiers with natural cooling and microprocessor communication, 2,5 kW (plug in module 6U x 21 TE) * Development of new generation of bidirectional converters AC-DC-AC 3 kVA, 3x400 V, AC / 500-850 VDC / 3x400 VAC, modular, parallel function transfer of MARETON technology to GCC market. Developed and put into production another 15 new products.

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2017.

Year 2017. * Development of new generation of DC/DC converters. High voltage input (90 – 280 VDC) Output 24, 48, 60, 110 and 220 VDC. Power 250 W. Developed and put into production another 14 new products.

2018.

Year 2018. * Development of new generation of DC/DC converters. Low voltage input (18 – 70 VDC) Output 24, 48, 60, 110 and 220 VDC. Power 250 W. Developed and put into production another 14 new products.

2019.

Year 2019. * ISO 45001 and ISO 14001 Standards introduced * Development of new generation of DC/DC converters. High voltage input (90 – 280 VDC) Output 24, 48, 60, 110 and 220 VDC. Power 750 W. Developed and put into production another 18 new products.

2020.

Year 2020. * Development of new generation of DC/DC converters. Low voltage input (18 – 70 VDC) Output 24, 48, 60, 110 and 220 VDC. Power 750 W. Developed and put into production another 18 new products.

2021. – 2022.

Year 2021. – 2022. * Development of microprocessor unit equipped with touch screen display 4,3”. * Industry modular UPS, AC, DC and AC + DC, Developed and put into production another 24 new products.

2023. – 2024.

Year 2023. – 2024. * Development modular UPS, AC, DC and AC + DC, input voltage 150 V to 330 V 50 Hz, output voltage 110 VDC, 60 VDC, 24 VDC, 230 V 50 Hz, railwais application Developed and put into production another 26 new products.