gg - 1508 - 20 usa jmk i nc 15 caldwell dr. amherst , nh 03031 ph: 603 886 - 4100 fx: 603 886 - 4115 email: info@jmkfilters.com eur jmk inc glasgow g13 1dn scotland uk ph: 44-(0) 7785310729 fx: 44 -(0) 141 589 1884 sheet 1 of 2 t he gg - 1508 - 20 power converter is a nominal 36 volt to 13.8 volt dc ? dc converter. this device is d e- signed for use on trains, buses, trucks, or other aut o- motive devices where clean regulated electrical power is required. the input of the converter is protected against polarity connections. the converter is also protected against thermal and over voltage input with automatic reco v- ery. the converter can handle vibration and shock as is normally encountered in the automotive environment and storage tempera tures of 85 o c. performance specifications: input voltage range = 21 to 42 vdc output voltage = 13.8 vdc power output = 300 watts continuous @13 .8 vdc ripple < 1% of output regulation = +/ - 2% line/load dc isolation (input/output, input/ chassis, output chassis) = 1000vdc efficiency = 87% under voltage lockout = 17.5 volts in ? on 20.2 volts in ? off auto recovery over voltage shutdown = 43.0 volts short circuit protect ion = automatic recovery reverse polarity protected input 2 fused outputs physical specifications: size: _______________ 7.0 x 7.0 x 5.0h fini sh: ______________ black enamel (baked) mounting: ___________ bracket net weight: __________ tbd marking: ____________ white permanent ink orbital logo: _________ red paint (ms 485) environmental specifications: operating temp.: _____ - 40 to 50 o c 2 storage temp: _______ - 40 to 85 o c sealing: _____________ splash proof and dust proof humidity: ___________ 0 to 95% non condensing shock: ______________ mil - std - 810, procedure i, functional shock for ground vehicles. vi bration; ___________ mil - std - 810, category 8 for equip - ment insta lled in wheeled vehicles.
gg - 1508 - 20 usa jmk i nc 15 caldwell dr. amherst , nh 03031 ph: 603 886 - 4100 fx: 603 886 - 4115 email: info@jmkfilters.com eur jmk l td d umbarton g82 2ts s cotland uk ph: 44 - (0) 1389 - 751841 fx: 44 - (0) 1389 - 751841 sheet 2 of 2 20 20 tb1 p1 f1 f2 pwr on bus on 1 +13.8 vdc out +13.8 vdc out rtn +36 vdc in rtn +36 vdc in tb1 8.08 3.00 6.50 1.00 4.500 0.25 7.576 0.20 4 plcs orbital transportation management systems serial no. part no. 120048-1 4.50 7.00
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