s ingle and t hree p ha s e c ir c uit s u p to 1600 v olt b lo c king s tandard fastfax document no. 231 series b48. rev. 012102 page 1 of 2 s erie s b 48-2 t , b 48-2 35-50 amp diode modules single- and three-phase diode circuits come in a panel mount package that provides 2500 vrms isolation from the terminals to the ceramic base. available in ratings up to 1600 volts, all models are ul recognized (file no. e72445). manufactured in crydom?s iso 9001 certified facility for optimum product performance and reliability. e l e c t r i c a l spe c i f i c a t ion s ra tings symbol specification s in g l e p ha se t h r ee p ha se i d maximum dc output current (tc = 85?c) 35a 50a v f maximum voltage drop @ amps peak 1.25v @ 35a 1.35v @ 50a t j operating junction temperature range -40 ? c to +125 ? c 400 (120 vac) 600 (240 vac) v rrm repetitive peak reverse voltage (ac line) 1000 (380 vac) 1200 (480 vac) 1400 (530 vac) 1600 (600 vac) i tsm maximum non-repetitive surge current ( 1 / 2 cycle, 60hz) 600a 600a i 2 t maximum i 2 t for fusing (t=8.3ms) [a 2 sec] 1500 1500 r jc maximum thermal resistance junction to ceramic base per chip 0.9 ? c/w 0.9 ? c/w v isol isolation voltage 2500 v rms 2500 v rms m e c hani c a l spe c i f i c a t ion s weight: (typical) 1.5 oz. (42.5g) m e c hani c a l dim e n s ion s all dimensions are in inches (millimeters) p a r t num b e r id e n t i f i c a t ion s erie s t ype c ir c uit t ype v ol t ag e c a s e s tyle b 48 1 - 5 b - 400 (120vac) f - 1200 (480vac) -2 t (standard) (see schematic c - 600 (240vac) g - 1400 (530vac) -2 with isolation barriers diagrams) e - 1000 (380vac) h - 1600 (600vac) e xample : b 48 3 c -2 t 2.50 (63.5) 1.25 (31.7) 1.00 (25.4 ) 1.90 (48.2) 1.06 (26.9) .55 (14.0) .50 (12.7) .25 (6.3) terminal c l c l 2.50 (63.5) 1.25 (31.7) 1.90 (48.2) .78 (19.7) .25 (6.3) terminal c l c l .10 (2.5) .10 (2.5) mounting hole/slot 0.21 (5.2) dia. mounting hole/slot 0.21 (5.2) dia. ? 2001 crydom corp specifications subject to change without notice. b48-2t b48-2 for recommended applications and more information contact: usa: sales support (877) 502-5500 tech support (877) 702-7700 fax (619) 710-8540 crydom corp, 2320 paseo de las americas, ste. 201, san diego, ca 92154 email : sales@crydom.com web site: http://www.crydom.com uk: +44 (0)1202 365070 fax +44 (0)1202 365090 crydom international ltd., 7 cobham road, ferndown industrial estate, ferndown, dorset bh21 7pe, email : intsales@crydom.com. germany: +49 (0)180 3000 506 free datasheet http:///
fastfax document no. 231 series b48. rev. 012102 page 2 of 2 s ingle and t hree p ha s e c ir c uit s u p to 1600 v olt b lo c king s tandard ac ac + -- ac ac ac + -- ac ac + ac ac + ac -- ac + 1 2 3 4 5 ac ac + ac + -- ac + ac + -- + b 48-2 t b 48-2 b 48-2 t b 48-2 ac + -- ac ac + ac ac + -- ac ac + -- ac ac ac ac ac ac ac ac + -- ac ac s erie s b 48-2 t , b 48-2 35-50 amp diode modules p a r t num b e r id e n t i f i c a t ion s erie s t ype c ir c uit t ype v ol t ag e c a s e s tyle b 48 1 - 5 b - 400 (120vac) f - 1200 (480vac) -2 t (standard) (see schematic c - 600 (240vac) g - 1400 (530vac) -2 with isolation barriers diagrams) e - 1000 (380vac) h - 1600 (600vac) e xample : b 48 3 c -2 t se r i es b 48 c i rc ui t s ? 2001 crydom corp specifications subject to change without notice. a pp r ova l s ul e72445 for recommended applications and more information contact: usa: sales support (877) 502-5500 tech support (877) 702-7700 fax (619) 710-8540 crydom corp, 2320 paseo de las americas, ste. 201, san diego, ca 92154 email : sales@crydom.com web site: http://www.crydom.com uk: +44 (0)1202 365070 fax +44 (0)1202 365090 crydom international ltd., 7 cobham road, ferndown industrial estate, ferndown, dorset bh21 7pe, email : intsales@crydom.com. germany: +49 (0)180 3000 506
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