3 phase current transformer0 pages
Monitor 3-phase currentsfrom 50-1200 amps 25- 400 Hz Brass stud secondary terminals
nnSPECIFICATIONS
nnPart No. Ratio Max VAfor 1% accuracy Secondary WindingResistance at 167 F
nnAgency approved
276B3-50 50:5 2.5 .0153 276B3-100 100:5 2.5 .0306 >
nnDESCRIPTION
276B3-150 150:5 7.5 .0459 >
nnThe Model 276B3 Current Transformer is a ring-type 3-phase current transformer (CT) for currents from 50 to 1200 amps. The Model 276B3 has an accuracy rating of ڱ2% for 50-100 amp CTs and ұ1% over 100 amps at 60 Hz. This CT also features a 25-400 Hz frequency range, #8-32 brass secondary terminals and mounting brackets. Polarity markings are stamped on the transformer.
276B3-200 200:5 10 .0612 276B3-250 250:5 12 .0765 276B3-300 300:5 20 .0919 276B3-400 400:5 25 .122 276B3-500 500:5 5 .0643 276B3-600 600:5 10 .0771 276B3-750 750:5 15 .0964 >
nnThe Model 276B3 is UL Recognized and CSA Certified. Holes at the corners of the transformer case are for attaching a mounting plate (not supplied).
276B3-800 800:5 15 .1030 276B3-1000 1000:5 20 .1290 276B3-1200 1200:5 25 .1540 >
nnDIMENSIONS: 500 - 1200 AmpsDIMENSIONS: 50 - 400 Amps
nn8.5"1.47" 9.0"1.73" 2.0" 2.0" 1.11" 1.11".45" .38" >
.28" .38"
Doc No. 87A276 12/00 2000 >
TIME MARK CORPORATION TIME MARK is a division of size="-3">