Fast-Acting Aircraft Limiter ACH Series Dimensions - in (mm) A D BUSS 30 C ACH B Catalog Symbol: ACH Fast-Acting Ratings: Amps: 1 to 60A 0.98 Volts: 208Vac (25.0mm) .425 (10.8mm) 125Vdc Interrupting Ratings: 6000A 120Vac 4200A 208Vac 0.19 (4.76mm) 6000A 125Vac At sea level to 6000 ft. Symbol Amps A B C D Test specification - carry 200% rated current for 5 minutes, open at ACH 2, 3, 5, 10, 15, 1.97 0.06 0.48 1.33 240% within 5 minutes. 20, 25 or 30 (50.0mm) (1.59mm) (12.3mm) (33.8mm) ACH 35, 40, 50 or 60 2.22 0.09 0.55 1.45 (56.39mm) (2.27mm) (13.97mm)(36.83mm) Cooper Bussmann Aircraft Fuses Mechanical Indicating - Limiter type ACH limiters are designed to meet the very rigorous requirements of high speed, high performance aircraft. Isolate faults or grounds in aircraft electric systems of 120/208 volts 400 cycles AC or 125 volts DC. ACH limiters give visual indication when open by a spring-activated pin that extends from the limiter body. Blade terminals on ACH limiters are silver-plated. Limiters are made with a silicone body that assures reliable performance under severe conditions. 1108 BU-SB08803 Form No. ACH Page 1 of 2 Data Sheet 1041Time-Current Characteristic CurvesAverage Melt AMP RATING 100 Fuse Blocks 10 All metal parts silver-plated Clips are beryllium copper The blocks have molded melamine base Catalog Base Number Poles Dimensions 1 to 30 Amp 1 SFB1030-01 1 0.688 x 3.125 SFB1030-02 2 1.188 x 3.125 SFB1030-03 3 1.625 x 3.125 35 to 60 Amp SFB1060-01 1 0.844 x 3.375 SFB1060-02 2 1.594 x 3.375 SFB1060-03 3 2.25 x 3.375 .1 .01 CURRENT IN AMPS The only controlled copy of this Data Sheet is the electronic read-only version located on the Cooper Bussmann Network Drive. All other copies of this document are by definition uncontrolled. This bulletin is intended to clearly present comprehensive product data and provide technical information that will help the end user with design applications. Cooper Bussmann reserves the right, without notice, to change design or construction of any products and to discontinue or limit distribution of any products. Cooper Bussmann also reserves the right to change or update, without notice, any technical information con- tained in this bulletin. Once a product has been selected, it should be tested by the user in all possible applications. 2008 Cooper Bussmann St. Louis, MO 63178 www.cooperbussmann.com 1108 BU-SBXXXXX Form No. ACH Page 1 of 2 Data Sheet 1041 TIME IN SECONDS 4 10 10 20 30 40 100 50 60 1,000 2,000