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| B-TRIP CHARACTERISTICS Application Examples: ONE POLE ONE POLE PLUS NEUTRAL Business equipment, wiring protection, lighting, appliances, control circuits, some motors and some electronic applications. Relatively long thermal trip delay but low magnetic trip point. 1B Rated Current Type/ Cat. No. NA NA NA NA 1BU1 1BU1.6 1BU2 1BU2.5 1BU3 1BU3.5 1BU4 1BU5 1BU6 NA 1BU10 NA NA 1BU13 1BU15 1BU16 1BU20 1BU25 1BU30 1BU32 1BU40 1BU50 1BU60 1BU63 Approvals Type/ Cat. No. NA NA NA NA 2BNU1 2BNU1.6 2BNU2 2BNU2.5 2BNU3 2BNU3.5 2BNU4 2BNU5 2BNU6 NA 2BNU10 NA NA 2BNU13 2BNU15 2BNU16 2BNU20 2BNU25 2BNU30 2BNU32 2BNU40 2BNU50 2BNU60 2BNU63 277VAC 2BN Approvals Type Designation 2 -- (a) B -- (b) N -- (c) U -- (d) 60 -- (e) (a) = Number of Poles (b) = Trip Characteristic (c) = Blank: without neutral pole = N: with neutral pole (d) = U: UL/CSA version = R: ring tongue terminals, UL/CSA version = Blank: European version (e) = Rated Current Approvals: UL508 Listed 0.3A 0.5A 0.75A 0.8A 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 277VAC UL UL UL UL UL UL UL UL UL UL UL UL UL UL UL UL UL UL UL UL UL UL UL UL UL UL UL UL UL UL UL UL UL UL UL UL UL UL UL UL * * * * * * * * Voltage Rating Interrupting Capacity (UL/CSA - Ratings) Group Short Circuit (UL/CSA - Ratings) Interrupting Capacity (VDE - Ratings) Mechanical Endurance Calibration Temperature Standard Pack and Weight Terminal Size Acceptability Terminal Torque Basic Dimensions (Elevation View) Not European standard rating. Please refer to page 21 for specific 0.3-60A (RC): 10kA with UL-listed RK5 back-up fuse or MCCB 0.3-10A (RC): 10kA; 13-60A (RC): 5kA no branch circuit protection required 0.3-63A (RC): 10kA 10000 ON/OFF operations 40C (104F) 10/0.3A - 32A = 1.4kg (3.1 lb.) 40A - 63A = 1.6kg (3.5 lb.) Top: 18-3 AWG; Bottom: 18-2 AWG 20 lb.in. 0.3-60A (RC): 10kA with UL-listed RK5 back-up fuse or MCCB 0.3-10A (RC): 10kA; 13-60A (RC): 5kA no branch circuit protection required 0.3-63A (RC): 10kA 10000 ON/OFF operations 40C (104F) 5/0.3A - 32A = 1.3kg (2.9 lb.) 40A - 63A = 1.45kg (3.2 lb.) Top: 18-3 AWG; Bottom: 18-2 AWG 20 lb.in. applications. DC rating (Manufacturer's self certification): One pole 48VDC, two pole series 125VDC * VDE pending 91.5 mm (3.60 in.) 91.5 mm (3.60 in.) 17.5 mm (0.69 in.) 35 mm (1.38 in.) Altech Corp.(R) * 35 Royal Road * Flemington, NJ 08822-6000 * Phone (908)806-9400 * FAX (908)806-9490 * www.altechcorp.com 8 TWO POLE THREE POLE Basic Dimensions (side view) 35 mm (1.38 in.) 2B Rated Current 0.3A 0.5A 0.75A 0.8A 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 480Y/277VAC 0.3-60A (RC): 10kA with UL-listed RK5 back-up fuse or MCCB 0.3-10A (RC): 10kA; 13-60A (RC): 5kA no branch circuit protection required 0.3-63A (RC): 10kA 10000 ON/OFF operations 40C (104F) 5/1.4kg (3.1 lb.) Top: 18-3 AWG; Bottom: 18-2 AWG 20 lb.in. Type/ Cat. No. NA NA NA NA 2BU1 2BU1.6 2BU2 2BU2.5 2BU3 2BU3.5 2BU4 2BU5 2BU6 NA 2BU10 NA NA 2BU13 2BU15 2BU16 2BU20 2BU25 2BU30 2BU32 2BU40 2BU50 2BU60 2BU63 Approvals Type/ Cat. No. NA NA NA NA 3BU1 3BU1.6 3BU2 3BU2.5 3BU3 3BU3.5 3BU4 3BU5 3BU6 NA 3BU10 NA NA 3BU13 3BU15 3BU16 3BU20 3BU25 3BU30 3BU32 3BU40 3BU50 3BU60 3BU63 480Y/277VAC 3B 70 mm (2.76 in.) Approvals V-EA-B Trip 6.0A Through 10A Rated Current 1.13-1.45xIN 60 40 Minutes 10 4 1 Thermal Overload "Must Trip" < 1 hr = 145% RC "Must Not Trip" > 1 hr = 113% RC UL UL UL UL UL UL UL UL UL UL UL UL Tripping time t UL UL UL UL UL UL 10 4 1 0.4 10-1 4x10-2 UL UL Seconds 10-2 4x10-3 10-3 UL UL UL UL UL UL UL UL UL UL UL UL UL UL UL UL 1 2 3 4 5 6 8 10 20 40 100 Multiple of Rated Current V-EA-B Trip 13A Through 63A Rated Current 1.13-1.45xIN 60 40 * * * * Minutes UL UL UL UL * * * * 10 4 1 Thermal Overload "Must Trip" < 1 hr = 145% RC "Must Not Trip" > 1 hr = 113% RC Tripping time t 10 4 1 0.4 10-1 4x10-2 0.3-60A (RC): 10kA with UL-listed RK5 back-up fuse or MCCB 0.3-10A (RC): 10kA; 13-60A (RC): 5kA no branch circuit protection required 0.3-63A (RC): 10kA 10000 ON/OFF operations 40C (104F) 4/1.68kg (3.7 lb.) Top: 18-3 AWG; Bottom: 18-2 AWG 20 lb.in. Seconds 10-2 4x10-3 10-3 1 2 3 4 5 6 8 10 20 40 100 Multiple of Rated Current "B" Magnetic Trip Parameters Rated current 0.3A to 63A. 1. Hold for a minimum of 100ms at surge of 3 times rated current. 2. Trip in under 100ms at 5 times rated current. 91.5 mm (3.60 in.) 91.5 mm (3.60 in.) NB: Trip curves shown comply with North American standards. For trip curves according to European standards please consult Altech. 35 mm (1.38 in.) 52.5 mm (2.07 in.) Altech Corp.(R) * 35 Royal Road * Flemington, NJ 08822-6000 * Phone (908)806-9400 * FAX (908)806-9490 * www.altechcorp.com 9 |
Price & Availability of 1BU4
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