to order call tel: (630) 628-9999 fax:(630) 628-9922 300 w factory road toll free: (888) 797-8658 addison, il 60101 email: sales@powervolt.com unregulated open frame dc power supplies series: bvu rohs low cost unregulated dc power supplies field -selectable input taps 103/115/126/207/230/253 vac for fine- tuning output to match actual field conditions improved ripple - 3% maximum fuse protected output computer grade capacitors floating out put provides versatility for wiring safety agency approvals bvu series: ? ul 1950, third edition, file #e181899. ? csa, c22.2 no.950, file #e181899. ? ce marked. the bvu series specifications the bvu series of unregulated dc power supplies is the ac input: 115/230vac, 50/60hz nominal. best low cost alternative, where moderate output variations field selectable taps for 10%. high line tolerance on and ac ripple are acceptable. the field-selectable input taps voltage is +10% allow fine-tuning the output voltage to match actual field dc output: floating fixed output at full load ratings conditions. the dc output is fused for short circuit (see table).transformer taps provided for approx. 10% protection. for maximum versatility, the output is floating output voltage adjustment. and may be referenced to another low voltage common ripple: 3% rms maximum at normal line and full rated ground or placed in series with other dc power supplies. load. operating temperature: 0-50c(derate 2% per c applications to 70c) dc motors - stepping and servos overload and short circuit protection: fused solenoid values output it should be noted that the fuse is not necessarily relays direct in line with the output. in most models the fuse is lamps and signal systems prior to the output capacitor and in case of a short input to 3 -terminal on-board regulators circuit, the capacitor energy will be discharged into the some floppy disk drives load even if the fuse has opened. schematic shows transformer taps provided for approx. +/- 10% output voltage adjustment. typical full load output voltage at 115vac input using taps 1 and 3. for 10% higher output voltage use taps 1 and 2. for 10% lower output voltage use taps 1 and 4.
unregulated open frame dc power supplies series: bvu part no. typical dc output (@nominal input and full load) bvu-7u1.8 bvu-12au1.2 bvu-16au0.9 bvu-20au0.75 bvu-24au0.6 bvu-48au0.3 bvu-120au0.12 bvu-250au0.05 7.5v @ 1.8a 11v @ 1.2a 17av @ 0.9a 19.8v @ 0.75a 25v @ 0.6a 48v @ 0.3a 113v @ 0.12a 247v @ 0.05a bvu-7bu3 bvu-12bu2.4 bvu-16bu1.8 bvu-20bu1.5 bvu-24bu1.2 bvu-48bu0.6 bvu-120bu0.25 bvu-250bu0.1 7.5v @ 3a 12v @ 2.4a 16v @ 1.8a 19.8v @ 1.5a 26.5v @ 1.2a 48v @ 0.6a 120v @ 0.25a 248v @ 0.1a bvu-7cu6 bvu-12cu4.8 bvu-16cu3.6 bvu-20cu3 bvu-24cu2.4 bvu-48cu1.2 7.5v @ 6a 12v @ 4.8a 16v @ 3.6a 19.8 @ 3a 26.5v @ 2.4a 48 @ 1.2a dimensions: prsrt std us postage paid addison il 300 factory road, permit no. 300 addison, il 60101 ? 5004 t: (630) 628-9999 f: (630) 628-9922 toll-free: (888)pwr-volt (797-8658) e-mail: sales@powervolt.com web site: www.powervolt.com other products: power transformers regulated power supplies: - linear - switch mode wall plug -ins part no. typical dc output (@ nominal input and full load ) bvu-7du10 bvu-12du7 bvu-16du6 bvu-20du5 bvu-24du3.5 bvu-48du1.8 8.5v @ 10a 12.5v @ 7a 17v @ 6a 19.48v @ 5a 25.5v @ 3.5a 48v @ 1.8a bvu-7eu20 bvu-12eu15 bvu-16eu12.5 bvu-20eu10 bvu-24eu7.5 bvu-45eu6 bvu-48eu4 bvu-72eu3 9v @ 20a 12.5v @ 15a 16.5v @ 12.5a 20v @ 10a 27.5v @ 7.5a 45v @ 6.0a 47v @ 4a 72v @ 3a bvu-24fu20 bvu-45fu12 bvu-48fu10 bvu-75fu5 24.6 @ 20a 45v @ 12a 48.4v @ 10a 75v @ 5a bvu-24gu30 bvu-48gu15 bvu-65gu15 bvu-75gu10 24.6v @ 30a 48v @ 15a 65v @ 15a 75v @ 10a case size a bo b1 c d e f g h (dia) wt (lbs) au 4.62 4.00 na .31 2.09 1.60 .31 2.75 .20 1.7 bu 5.88 5.38 na .25 2.72 2.19 .31 3.25 .22 2.6 cu 6.25 5.65 5.15 .25 3.00 2.73 .35 3.71 .22 4.0 du 7.12 6.42 5.87 .35 3.25 2.88 .30 4.00 .22 6.7 eu 8.10 7.50 6.90 .25 3.88 3.80 .30 5.00 .26 12.2 fu 9.00 8.24 na .35 4.62 2.50 1.56 5.62 .28 20.0 gu 9.50 8.50 na .50 5.56 6.62 .50 8.00 .28 28.5
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