B7MS SERIES • CONTROLS C57 COMPACT MANUAL NEMA STARTERS Class I, Div. 1 & 2, Groups B,C,D Class l, Zones 1 & 2, Groups llB+H2, llA Class II, Div. 1 & 2, Groups E,F,G Class III, Div. 1 & 2 NEMA 3, 4, 4X, 7(B,C,D) 9(E,F,G) C US Certified - File LR11714 B7MSN2P INTERNAL VIEW FEATURES-SPECIFICATIONS Applications Features Standard Materials /Finish ® The PRISM B7MSN Series of non- • Compact size enclosures provide • Enclosures: Copper-free aluminum reversing, manual line voltage starters application flexibility with cost savings (less than 4/10 of 1% copper content) and enclosures are suitable for use in over industry standard sizes • Cover Bolts: 316 Stainless Steel applications requiring manual across-the- • NEMA 4, 4X rated - providing pro- • O-ring Gasket: Silicone line starting and stopping of small single tection from hose directed water and • Finish: Grey Powder Polyester painted and polyphase AC motors, and where corrosion exterior, electrostatically applied overload protection is needed. Manual • Pre-drilled to facilitate easy field starters are generally used on small installation of starters M O D I F I C AT I O N S machine tools, fans and blowers, pumps, • Large double green/red start-stop SUFFIX DESCRIPTION compressors, and conveyors as well as push buttons NUMBER many other types of electrical equipment. • Can be pad locked in “OFF” position KIT-251 100 amp ground lug • Provisions for drain and breather AO Aux. contact NO only ® PRISM enclosures universal design • Bi-directional ductile mounting lugs AC Aux. contact NC only accommodates, as standard, starter • Two 1-1/2” NPT conduit openings pro- SU-2 Hinge-9 Installed manufacturers including vided as standard, with custom open SU3* Drain & Breather installed (NEMA 7CD) • Allen-Bradley 609 Series ings on request • Cutler-Hammer B100M Series SU3B* Drain & Breather installed (NEMA 7BCD) • GE CR106 Series B7SPNPT Change Std. conduit size and location Electrical Rating • Square D 2510M Series NEMA starter sizes 0, 1, 1-1/2 FVNR; SU9 Special paint finish 2 pole single phase = 230 VAC Allen Bradley © Rockwell Automation SU14 Fungus proofing of enclosures C Cutler-Hammer © Eaton Corporation 3 pole three phase = 600 VAC *NOTE: The installation of a Drain & Breather will void the GE © General Electric Company 2 pole VDC = 230 VDC NEMA 4-4X rating of enclosure. Square D © Schneider Electric Overload Heaters Heaters are not included, see next page. CATALOG NUMBER SIZE/PHASE SINGLE PHASE HP THREE PHASE DC HP ENCLOSURE W/CUTLER-HAMMER W/SQUARE D 120VAC 230VAC 208VAC 230VAC 480VAC** 600VAC 115DC 230VDC B7MSN2PC0B B7MSN2PS0B M-0 2P 12 1 CH 1.5 CH B7MSN2PC1B B7MSN2PS1B M-1 2P 23 1.5 CH 2 CH B7MSN2PSDB M-1P 2P 35 B7MSN2P B7MSN2PC0C B7MSN2PS0C M-0 3P 33 5 5 B7MSN2PC1C B7MSN2PS1C M-1 3P 7.5 7.5 10 10 B7MSN2PS0V M-0 2P VDC 1 1.5 B7MSN2PS1V M-1 2P VDC 1.5 2 ** = INCLUDES 380VAC CH = CUTLER-HAMMER ONLY Optional Position Standard Lug Position For B7MSN2P Enclosure OUTSIDE BOX NOMINAL MOUNTING DIMENSIONS INSIDE BOX DIMENSIONS AB C D E FG H I J K B7MSN2P 8-1/8 13-1/16 7-13/16 4-1/4 9-13/16 6-5/16 2-1/2 11-3/8 6-3/8 7-1/2 1-13/16 B7MSN SERIES. CONTROLS HEATERS, CATALOG LOGIC, DIMENSIONS B7MSN Healer Seleclion