Effective December 2016 Technical Data 1201 Supersedes December 1998 BH-1 modular fuse blocks, 700 V, 400 A Agency information UL Recognized, Guide IZLT2, File E14853 up to 700 V CSA Certified, Class 6225-01, File 47235 up to 700 V CE RoHS compliant Materials Base - light-weight, high temperature thermoplastic Mounting studs - plated steel Washer - spring steel Nuts - plated steel Connector: tin-plated aluminum Conductors AWG Cu Catalog symbol: Connector accepts 6 - 250 kcmil BH-1 Description: Bussmann series modular fuse blocks for bolt- on high speed, 300V and 600 V Class T fuses. See mounting dimensions table for applicable Bussmann series fuse catalog symbols and amp ratings. Specifications: Ratings Volts - 700 V Amps - 400 A Withstand rating - 200 kA RMS Sym. or the applied fuse interrupting rating, whichever is lessTechnical Data 1201 BH-1 modular fuse blocks, 700 V, 400 A Effective December 2016 Catalog number build-a-code BH - 1 X X X Block family Stud size 1: 1/4 - 20 2: 5/16 - 18 3: 3/8 - 16 Agency information* Wire connector (AWG Cu)* 0: No agency information 0: No connector 1: UL Recognized and CSA Certified 3: 2 hole for 6 - 250 kcmil Notes: 1. Always check applicable end use standards for required spacing between blocks, fuses or other hardware. 2. For applications above 700 V, consult appropriate electrical standard for proper creepage distances, clearance distances and insulator voltage withstand ratings. * Applicable only to BH-100 configuration no agency information, no connector. Dimensions: mm/in See Table 1 for A, B and C dimensions per fuse catalog symbol/ ampacity and block catalog number from build-a-code. B 17.78 79.50 99.82 0.7 3.130 3.930 31.75 67.31 31.75 1.250 2.650 1.250 (Typ. 3) 6.60 x 9.53 A (Typ. 3) 0.26 x 0.375 13.97 x 15.62 0.55 x 0.615 C 100.96 3.975 2 Eaton.com/bussmannseries