Specifications

SQUARE BODYSemiconductorSquare Body Fuses provide short circuitprotection for semiconductor devicessuch as diodes, SCR's, etc.Square Body Fuses are available inthree sizes with knife blades in two fixinglengths, 80mm (3.15 in.) and 110mm(4.33 in.). They can be supplied with aFlap Indicator or a Center Indicator forvisual trip indication. The CenterIndicator has a provision for mounting anAdapter and Microswitch for remoteindication.Semiconductor Fuses offered complywith IEC, DIN and VDE.Operating ClassaR - Partial Range Protection(VDE 0636 / IEC 269)Short circuit protection only.Typical Markings: Ultra Rapid,Silcu, Protistor, aR,Mostly red, orange, or blue imprint.Ordering InformationFuse with Flap Indicatorup to 660V ACFuse with Center Indicator 1up to 660V ACAdapter 1 (See installation on page 29)Microswitch 2 (SPDT)See installation on pg 29Square BodyWith Knife Blade 80mm (3.15 in.)Size 1Class aRCurrent/Voltage Cat. No. Std. Pk.80/660V AC 80SB1F8-6 1100/660V AC 100SB1F8-6 1125/660V AC 125SB1F8-6 1160/660V AC 160SB1F8-6 1200/660V AC 200SB1F8-6 1250/660V AC 250SB1F8-6 1315/660V AC 315SB1F8-6 1350/660V AC 350SB1F8-6 1400/660V AC 400SB1F8-6 1450/660V AC 450SB1F8-6 1500/660V AC 500SB1F8-6 180/660V AC 80SB1C8-6 1100/660V AC 100SB1C8-6 1125/660V AC 125SB1C8-6 1160/660V AC 160SB1C8-6 1200/660V AC 200SB1C8-6 1250/660V AC 250SB1C8-6 1315/660V AC 315SB1C8-6 1350/660V AC 350SB1C8-6 1400/660V AC 400SB1C8-6 1450/660V AC 450SB1C8-6 1500/660V AC 500SB1C8-6 1660V SBA6 16/250V AC SBMS 1Square BodyWith Knife Blade 80mm (3.15 in.)Size 2Class aRCurrent/Voltage Cat. No. Std. Pk.400/660V AC 400SB2F8-6 1450/660V AC 450SB2F8-6 1500/660V AC 500SB2F8-6 1550/660V AC 550SB2F8-6 1630/660V AC 630SB2F8-6 1700/660V AC 700SB2F8-6 1400/660V AC 400SB2C8-6 1450/660V AC 450SB2C8-6 1500/660V AC 500SB2C8-6 1550/660V AC 550SB2C8-6 1630/660V AC 630SB2C8-6 1700/660V AC 700SB2C8-6 1660V SBA6 16/250V AC SBMS 11We recommend the Adapter be used on Fuses withCenter Indicators whether or not a Microswitch isused.2An Adapter is required to mount the Microswitch.(Adapters will not fit on fuses with Flap Indicators)28Altech Corp. ® ● 35 Royal Road Flemington NJ 08822-6000 ● Phone (908) 806-9400 ● Fax (908) 806-9490 ● www.altechcorp.com