*R oH S CO M PL IA N T Features ■ Hybrid MOV/GDT design ■ Thermal disconnect ■ No leakage over life ■ Standards compliance: ■ DIN Rail mountable ■ RoHS compliant* ■ 40 kA maximum impulse current rating ■ Minimal footprint within DC power system ■ Uni-block design with replaceable modules ■ Visual fault indicator 1420 Series DC Power SPD for Photo Voltaic Applications General Information Electrical Diagram The Bourns® Model 1420 Series is a DC power Surge Protective Device (SPD) designed to protect power systems operating up to 1200 Vdc. The unique hybrid MOV/GDT design provides an enhanced level of protection against the effects of direct or indirect lightning. - + MI Ft t V: G: Ft : C: t° : G o V V V High energy MOV Heavy duty gas discharge tube Thermal fuse Remote signaling contact Thermal disconnection system C Electrical Characteristics Model No. Characteristic 1420-PV-1000 Network Voltage (Un) dc Protection Mode Max. Operating Voltage (Uc) dc IEC/UL Nominal Discharge Current (In) 15 x 8/20 µs impulses Max. Discharge Current (Iimp) 10/350 µs max. Max. Lightning Current by Pole (Imax) Protection Level @ In (Up) Residual Voltage at 5 kA Operating Current (Ic) Leakage Current at Uc Follow Current (If) 1000 Vdc MC/MD1 1200 Vdc 20 kA -40 kA < 3.6 kV < 2.6 kV None None Note 1: MC = Common Mode (+/PE or -/PE) and MC/MD = Common Mode and Differential Mode (±). General Characteristics Model No. Characteristic 1420-PV-1000 Thermal Disconnector Dimensions Connection Disconnection Indicator Mounting Remote Signaling Enclosure Material Internal See Product Dimensions By Screw Terminal: #4 AWG max. 1 Mechanical Indicator DIN Rail, 35 mm Symmetrical 250 V / 0.5 A (AC) 125 V / 3 A (DC) Thermoplastic UL 94V0 Environmental Characteristics Model No. Characteristic 1420-PV-1000 Operating Temperature Environmental Rating -50 °C to +85 °C IP 20 *RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011. 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. Applications ■ DC power applications up to 1200 Vdc 1420 Series DC Power SPD for Photo Voltaic Applications Product Dimensions Standards Compliance 67.0 (2.638) IEC61643-1 - International ..........Low Voltage SPD - Test Class II NF EN 61643-11 - France ...........Low Voltage SPD - Test Class II UL1449 3rd Edition - USA ....................... Type 4, Type 2 Location CSA C22.2 No. 8-M1986 ............... Class 9091 32, Class 9091 92 DIN EN61643-11 - Germany ...................... Surge Arrestor Type 2 54.0 (2.126) + DC Surge Protector 90.0 (3.543) DIMENSIONS: – How To Order SPD1420-xxx Uc In Imax Up 1420 - PV - 1000 Series Application Code PV = Photo Voltaic Network Voltage 1000 = 1000 Vdc MM (INCHES) Asia-Pacific: Tel: +886-2 2562-4117 • Fax: +886-2 2562-4116 EMEA: Tel: +36 88 520 390 • Fax: +36 88 520 211 The Americas: Tel: +1-951 781-5500 • Fax: +1-951 781-5700 www.bourns.com REV. 09/14 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.