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| 1. configuration & dimensions : 3. electrical characteristics ( @ 25c ) : superworld electronics (s) pte ltd 2. schematic : 14a-2.5-20 (f) series power transformer pg. 1 note : specifications subject to change without notice. please check our website for latest information. 25.02.2008 indicates polarity 50/60hz 1 115v 50/60hz 3 2 115v 4 5 7 6 8 a a b c clearance for optional wtg screws h l a d f e w a b terminals 4.763(0.187) min. c pcb pattern square pc 6.35 (0.250) 113.4 gram - 2.500 va (1.312) 33.33 (1.625) 41.28 - lw 28.58 (1.125) (0.200) 5.08 ha (1.000) 25.4 - - bcd (0.025)sq dim pin unit : mm (inch) 0.64 sq (1.062) 26.98 - - ef a. primary voltage ac 115/230 v 50/60 hz . b. no load primary current input ac 115v 60hz . less than 25ma . input ac 230v 50hz . less than 30ma . c. secondary volt age (5%) series ac 27.00v . parallel ac 13.50v . d. secondary load current series 120ma . parallel 240ma . e. full load primary current input ac 115v 60hz . less than 45ma . input ac 230v 50hz . less than 50ma . f. full load secondary voltage (5%) series 20.00v . c.t. pin 3-4 pin 1-2 g. dc resistance = 1030 ohm . primary = 800 ohm . parallel 10.00v . pin 5-6 pin 7-8 h. insulation resistance i. withstand voltage (hi-pot) secondary = - ohm . = - ohm . dc 500v 100meg ohm of more . ac 3750v 50hz 1 minutes . less than 75 deg c . ei-41 x 10.40 m/m . j. temperature rise k. core size
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