WEG UMBW-1C3-1 MINI CIRCUIT BREAKER UMBW-1C3-1 RETENTION BLOCKSIntroducing the new WEG UMBW Series thermal magnetic miniature circuit breakers. This new offering includes both UL489 and UL1077 approvals to provide a solution for circuit and equipment protection in industrial electrical equipment. UL approval UL1077 Trip curve C Number of poles 3 poles Rated current 1 A Maximum voltage 277 480 VAC Type Thermal magnetic Attributes UL approval UL1077 Trip curve C Number of poles 3 poles Rated current 1 A Maximum
lb Locked rotor torque 290 % Breakdown torque 320 % Locked rotor time 14s (cold) 8s (hot) Moment of inertia (J) 7
lb Locked rotor torque 220 % Breakdown torque 220 % Locked rotor time 25s (cold) 14s (hot) Moment of inertia (J) 23
25 STARTCAPMFD N\A SHIPPING WEIGHT 35 BREAKDOWN TORQUE 489 BREAKDOWN TORQUE UOM PERCENT OF FLT LOCKED ROTOR TORQUE 369 LOCKED ROTOR TORQUE UOM PERCENT OF FLT INSULATION CLASS F KVA CODE LETTER M LOCKED ROTOR AMPS 19
lb Locked rotor torque 190 % Breakdown torque 229 % Locked rotor time 36s (cold) 20s (hot) Moment of inertia (J) 1
5 POLES 6 NUMBER SPEEDS 1 RPM 1180 RPM 2 1180 HERTZ 60 VOLTS PRIMARY 230/460 VOLTS 460 VOLTS 2 230 FRME 256 SHAFT CODE TPH MOUNTING VERT ASSEMBLY POSITION NA MOTOR TYPE AUS OPPOSITE END BEARING 6210-2Z-J/C3 SHAFT END BEARING 7310 BEP AMBIENT 40 SERVICE FACTOR 1
Amperes 148/73
75 MOTOR TYPE UT ROTATION REVERSIBLE SHIPPING WEIGHT 26 BREAKDOWN TORQUE 141
78 % Rated voltage 208-230/460 V Rated current 3
Standard NEMA MG-1 Frequency 60 Hz Voltage 230/460 V Number of poles 4 Degree of Protection IP55 Synchronous speed 1800 rpm Output rating 1
5 kW) Number of Poles 2 Frequency 50 Hz Rated speed 2885 rpm Slip 3
lb Locked rotor torque 160 % Breakdown torque 200 % Locked rotor time 32s (cold) 18s (hot) Moment of inertia (J) 66
15 STARTCAPMFD N\A SHIPPING WEIGHT 85 BREAKDOWN TORQUE 309 BREAKDOWN TORQUE UOM PERCENT OF FLT LOCKED ROTOR TORQUE 227 LOCKED ROTOR TORQUE UOM PERCENT OF FLT INSULATION CLASS F KVA CODE LETTER J LOCKED ROTOR AMPS 67 NEMA NOMINAL EFFICIENCY 86
