Features Applications ■ Two, three and four-point configurations ■ Bourns® Model 1210 and 1250 AC Surge Protective Devices (SPDs) ■ Quick connect design ■ Easy installation ■ Versatile configurations 1200-BB Series Bus Bar Accessory General Information The Bourns® Model 1200-BB Series bus bar accessory provides a quick solution for combining the ground connection on two to four Model 1210 or 1250 Series SPDs. The bus bar is installed at the bottom of the SPD, providing a bridge that connects the individual ground points. After installation of the bus bar, a single ground wire can then be used to complete the installation, saving wiring time. Bus Bar Part Number Configuration Common Grounding Point L/N 1200-BB-2P 1200-BB-3P 1200-BB-4P L/N AC Surge Protector AC Surge Protector SPD1210-xxx SPD1210-xxx Uc In Imax Up Uc In Imax Up The Model 1200-BB-2P allows for two single-pole devices to share one common grounding point. L/N L/N L/N AC Surge Protector AC Surge Protector AC Surge Protector SPD1210-xxx SPD1210-xxx SPD1210-xxx Uc In Imax Up Uc In Imax Up Uc In Imax Up L/N Notes L/N L/N The Model 1200-BB-3P allows for three single-pole devices to share one common grounding point. L/N AC Surge Protector AC Surge Protector AC Surge Protector AC Surge Protector SPD1210-xxx SPD1210-xxx SPD1210-xxx SPD1210-xxx Uc In Imax Up Uc In Imax Up Uc In Imax Up Uc In Imax Up The Model 1200-BB-4P allows for four single-pole devices to share one common grounding point. Asia-Pacific: Tel: +886-2 2562-4117 • Fax: +886-2 2562-4116 Europe: Tel: +41-41 768 5555 • Fax: +41-41 768 5510 The Americas: Tel: +1-951 781-5500 • Fax: +1-951 781-5700 www.bourns.com Specifications are subject to change without notice. The device characteristics and parameters in this data sheet can and do vary in different applications and actual device performance may vary over time. Users should verify actual device performance in their specific applications. 1200-BB Series Bus Bar Accessory Product Dimensions 29.8 (1.173) 11.8 (.465) 5.5 (.217) 1.5 (.059) SECTION A SECTION A SECTION 17.72 (.6972) 18.3 (.720) R3 18.0 (.709) 65.8 (2.591) 47.8 (1.882) DIMENSIONS: MM (INCHES) REV. 05/13 Specifications are subject to change without notice. The device characteristics and parameters in this data sheet can and do vary in different applications and actual device performance may vary over time. Users should verify actual device performance in their specific applications.