One Pole Standard Pack: 12 Weight: 0.3A - 32A 1.8kg (3.97 lb.) 40A - 63A 1.98kg (4.37 lb.) Two Pole Standard Pack: 6 Weight: 0.3A - 32A 1.8kg (3.97 lb.) 40A - 63A 1.98kg (4.37 lb.) Business equipment, wiring protection, lighting, appliances, control circuits, some motors and some electronic applications. Relatively long thermal trip delay but low magnetic trip point. Rated Current 1.0A 1.6A 2.0A 2.5A 3.0A 3.5A 4.0A 5.0A 6.0A 8.0A 10A 12A 12.5A 13A 15A 16A 20A 25A 30A 32A 40A 50A 60A 63A Type/ Cat. No. 1B1UM 1B1.6UM 1B2UM 1B2.5UM 1B3UM 1B3.5UM 1B4UM 1B5UM 1B6UM NA 1B10UM NA NA 1B13UM 1B15UM 1B16UM 1B20UM 1B25UM 1B30UM 1B32UM 1B40UM 1B50UM 1B60UM 1B63UM Rated Current 1.0A 1.6A 2.0A 2.5A 3.0A 3.5A 4.0A 5.0A 6.0A 8.0A 10A 12A 12.5A 13A 15A 16A 20A 25A 30A 32A 40A 50A 60A 63A Type/ Cat. No. 2B1UM 2B1.6UM 2B2UM 2B2.5UM 2B3UM 2B3.5UM 2B4UM 2B5UM 2B6UM NA 2B10UM NA NA 2B13UM 2B15UM 2B16UM 2B20UM 2B25UM 2B30UM 2B32UM 2B40UM 2B50UM 2B60UM 2B63UM Approvals Three Pole Standard Pack: 4 Weight: 0.3A - 32A 1.8kg (3.97 lb.) 40A - 63A 1.98kg (4.37 lb.) Type/ Cat. No. 3B1UM 3B1.6UM 3B2UM 3B2.5UM 3B3UM 3B3.5UM 3B4UM 3B5UM 3B6UM NA 3B10UM NA NA 3B13UM 3B15UM 3B16UM 3B20UM 3B25UM 3B30UM 3B32UM 3B40UM 3B50UM 3B60UM 3B63UM Rating 0.3-63A/ 480Y/277V Approvals Standard Pack: 5 Add-on Neutral Pole Type/ Cat. No. N63UM Approvals Approvals Weight: 0.775kg (1.71lb.) Standard Dual Connection Terminal • Box clamp terminals Top: 18-3 AWG; Bottom: 18-2 AWG (Line/Load reversible) Ring tongue • Ring tongue terminals Dimensions*: 11.3 mm (0.44 in.) 18.3 mm (0.72 in.) 8 Rated Current 1.0A 1.6A 2.0A 2.5A 3.0A 3.5A 4.0A 5.0A 6.0A 8.0A 10A 12A 12.5A 13A 15A 16A 20A 25A 30A 32A 40A 50A 60A 63A max. 8-12 mm (0.31-0.47 in.) UL508 Listed E137938 Application Examples: 5.3 mm (0.21 in.) Altech UL508 B-Trip Characteristic M5 screw Box clamp * May differ by manufacturer. Top terminal ring tongue maximum thickness 1.6 mm. Altech Corp.® • 35 Royal Road • Flemington, NJ 08822-6000 • Phone (908)806-9400 • FAX (908)806-9490 • www.altechcorp.com