UR-Series - UL1077 Recognized Supplementary Protector - 1 pole B-Trip E137915 One Pole Standard Pack: 12 Weight: 0.3A - 32A 1.75kg (3.86 lb.) 40A - 63A 2.07kg (4.56 lb.) Rated Voltage 277V AC 277V AC 277V AC 277V AC 277V AC 277V AC 277V AC 277V AC 277V AC 277V AC 277V AC 277V AC 277V AC 277V AC 277V AC 277V AC 277V AC 277V AC 277V AC 277V AC 277V AC 1.13-1.45xIN 60 40 Minutes UL Recognized Type/ Cat. No. 1B05UR 1B1UR 1B2UR 1B3UR 1B4UR 1B5UR 1B6UR 1B8UR 1B10UR 1B12UR 1B13UR 1B15UR 1B16UR 1B20UR 1B25UR 1B30UR 1B32UR 1B40UR 1B50UR 1B60UR 1B63UR 10 Thermal Overload "Must Trip" < 1 hr = 145% RC "Must Not Trip" > 1 hr = 113% RC 4 1 Tripping time t Rated Current 0.5A 1.0A 2.0A 3.0A 4.0A 5.0A 6.0A 8.0A 10A 12A 13A 15A 16A 20A 25A 30A 32A 40A 50A 60A 63A* US 10 4 1 0.4 10-1 4x10-2 Seconds C 10-2 4x10-3 10-3 1 2 3 4 5 6 8 10 20 40 100 Multiple of Rated Current 0.5A Through 10A Rated Current *63A is not UL Recognized. 1.13-1.45xIN 60 40 Voltage Rating 0.5-60A / 277V AC Short Circuit Withstand Rating 0.5 - 10A (RC): 10 kA with no back-up fuse Minutes UR - Series 10 8 - 63A (RC): 10 kA with UL-listed Class J back-up fuse; 1 Tripping time t 5 kA with no back-up fuse Calibration Temperature 30C (86F) Ambient Temperature -25C to +55C (-13F to 131F ) Storage Temperature -40C to +70C (-40F to 158F ) Terminal Torque (min/max) 2 Nm (17.7 lb.in.) / 2.5Nm (22.2 lb.in) Thermal Overload "Must Trip" < 1 hr = 145% RC "Must Not Trip" > 1 hr = 113% RC 4 10 4 1 0.4 10-1 4x10-2 6000 switching cycles ON/ OFF Mechanical Life 10000 switching cycles ON/ OFF Vibration Resistance > 15g according to DIN EN 60069-2-59 during a load with 1.05 x IN Seconds Electrical Life Resistance to mechanical shocks 25g @ 11ms 10-2 4x10-3 10-3 1 2 3 4 5 6 8 10 20 40 100 Multiple of Rated Current 12A Through 63A Rated Current "B" Magnetic Trip Parameters Rated current 0.5A to 63A. 44 mm 37.5 mm 25.5 mm 6 1. Hold for a minimum of 100ms at surge of 3 times rated current. 2. Trip in under 100ms at 5 times rated current. 7 45 mm 34.5 mm 44.5 mm 36.5 mm 89.3 mm 36.8 mm Short Circuit Withstand Ratings for R-Series Supplementary Protector 8 17.5 mm 1 Pole 14.5 mm 4 Backup Protection Trip Curve Amp Range UL-Listed Class J Fuse up to 10kA No Backup Fuse Required up to: All 0.5 - 10A 70A 10kA All 12 - 60A 4xRC* 5kA 30.5 mm 44 mm 68.4 mm *up to nearest rated current Mouser Electronics Authorized Distributor Click to View Pricing, Inventory, Delivery & Lifecycle Information: Altech: 1B3UR 1B6UR 1B10UR 1B16UR 1B40UR 1B5UR 1B15UR 1B50UR 1B1UR 1B60UR 1B25UR 1B12UR 1B8UR 1B20UR 1B2UR 1B4UR 1B30UR 1B63UR 1B05UR 1B32UR 1B13UR