WEG UMBW-4C1-25 MINI CIRCUIT BREAKER UMBW-4C1-25 FANS

WEG UMBW-4C1-25 MINI CIRCUIT BREAKER UMBW-4C1-25 FANSIntroducing 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 UL489 Trip curve C Number of poles 1 pole Rated current 25 A Maximum voltage 277 480 VAC Type Thermal magnetic Attributes UL approval UL489 Trip curve C Number of poles 1 pole Rated current 25 A Maximum

82 SERVICE FACTOR AMPS PRIMARY 5

Amperes 4721 A LRC 8

lb Locked rotor torque 240 % Breakdown torque 270 % Locked rotor time 45s (cold) 25s (hot) Moment of inertia (J) 12

719 MOTOR TYPE FHP AMBIENT 40 ROTATION REVERSIBLE SERVICE FACTOR 1 RUNCAPMFD 5 RUNCAPVOLTS 370 SHIPPING WEIGHT 12 BREAKDOWN TORQUE 10

lb Locked rotor torque 240 % Breakdown torque 270 % Locked rotor time 36s (cold) 20s (hot) Moment of inertia (J) 4

lb Locked rotor torque 600 % Breakdown torque 240 % Locked rotor time 81s (cold) 45s (hot) Moment of inertia (J) 29

Reference BFB Auxiliary contacts 2NO Application Contactor CWB Application current range 9

Amperes 814 A LRC 7

5 LOCKED ROTOR TORQUE UOM OZFT INSULATION CLASS B KVA CODE LETTER M LOCKED ROTOR AMPS 41

Standard NEMA MG-1 Frequency 60 Hz Voltage 208-230/460 V Number of poles 2 Degree of Protection IP55 Synchronous speed 3600 rpm Output rating 5 HP Mounting F-1 Flange Without Terminal box¹ Left position Enclosure IC411 - TEFC Electric Motors

5 BREAKDOWN TORQUE UOM OZFT LOCKED ROTOR TORQUE 64

67 % Rated voltage 380 V Rated current 466 A L