Bussmann® Add-On Fuseblocks 3723, 3742 and 3743 For ⁄‹Ω£™∑ ≈ 1⁄Ω™∑ Fuses Dimensional Data 2.56" 0.323" (65.1mm) (8.2mm) 1.125" (28.6mm) 0.25" (6.4mm) 0.78" (19.8mm) Note: Mounting screw hole diameter is 0.147∑ (3.7mm). Counterbore diameter, 0.314∑ (8.0mm) Max. Mounting Screw No. 6. Catalog Symbol: 3743 Add-On Fuseblocks Ampere Rating: 30 Amperes Voltage Rating: 600 Volts AC Agency Information: U.L. Recognized, Guide IZLT2, File E14853 1.34" 0.144" (3.66mm) (34.1mm) General Information: • Single pole block. • Single pole blocks lock into each other and can be added at any time. • Each has single end barrier. Order end barrier 3742 to complete block. • Molded phenolic base; screw terminal; beryllium copper, bright-dipped clips. End Barrier Dimensional Data 0.84" (21.3 mm) 1.29" (32.8 mm) 0.50" (12.7 mm) Catalog Symbol: 3742 Add-On Fuseblocks End Barrier Only BUSS 3742 1.125" (28.6 mm) Marking Strip Catalog Symbol: 3723 Marking Strip Length: 9‹Ω•∑ (23.8mm) 2.56" (65.0 mm) 0.25" (6.4 mm) The only controlled copy of this BIF document is the electronic read-only version located on the Bussmann Network Drive. All other copies of this BIF 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. Bussmann reserves the right, without notice, to change design or construction of any products and to discontinue or limit distribution of any products. Bussmann also reserves the right to change or update, without notice, any technical information contained in this bulletin. Once a product has been selected, it should be tested by the user in all possible applications. 1-16-02 SB02003 Form No. 3723, 3742 and 3743 Page 1 of 1 BIF Doc #2104