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| 1. configuration & dimensions : 3. electrical characteristics ( @ 25c ) : superworld electronics (s) pte ltd 2. schematic : PC28-40 (f) series power transformer pg. 1 note : specifications subject to change without notice. please check our website for latest information. 25.02.2008 a-6 a-6 b 1.0414 (0.041) h l 6 5 2 pc terminal (plug-in mounting) type pc 6 pins w b 4 3 1 pcb pattern 4.76 (0.188) a-6 a-6 a-6 6 pin 7.93 (0.312) size (va) 1.2 30.00 (1.181) (1.390) 35.30 lw (1.188) h 30.18 unit : mm (inch) optional bracket * wt. (gram) 118.72 (1.00) b 25.40 --- no. mw --- md --- series connected 2 pri 115v 1 4 5 3 6 parallel connected 115v pri 2 1 4 6 5 3 eo eo a. primary voltage ac 115 v 60 hz . b. no load primary current less than 10ma . c. secondary volt age (5%) series ac 33.90 v . parallel ac 16.95 v . d. secondary load current series 40ma . parallel 80ma . e. full load primary current less than 20 ma . f. full load secondary voltage (5%) series 28.00v . pin 3-4 pin 1-2 g. dc resistance primary = 690 ohm . parallel 14.00v . pin 5-6 h. insulation resistance i. withstand voltage (hi-pot) secondary = 28.60 ohm . = 32.70 ohm . dc 500v 100meg ohm of more . ac 1500v 60hz 1 minutes . less than 60 deg c . ei-35 x 10.00 m/m . j. temperature rise k. core size 3718 l. turns & wire gauge primary 567 secondary-1 567 pin 3-4 pin 1-2 pin 5-6 secondary-2 turns diameter 0.08 0.18 turns diameter 0.18 turns diameter m/m . m/m . m/m .
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