Default product image

B88 - Molded Case Circuit Breaker 250A 600V 3-Pole

United Fuses
Price
Save $-47.87
/
Condition
  • Low stock - 4 items left
  • Backordered, shipping soon
Call for Price
The B88 is a high-performance industrial circuit breaker designed for overcurrent and short-circuit protection in electrical distribution systems. It is rated for 600V AC and 250A continuous current, with a compact frame size of 5.19 lb weight and robust thermoplastic construction. This unit complies with UL 489 and CSA C22.2 standards, ensuring reliable operation in demanding environments. Typical applications include motor control centers, panelboards, and switchgear in manufacturing plants and commercial facilities.

Key Features & Specifications
  • Type: Industrial molded case circuit breaker, thermal-magnetic trip
  • Voltage Rating: 600V AC
  • Current Rating: 250A
  • Dimensions: Frame size compatible with standard panelboards
  • Standards: UL 489, CSA C22.2
  • Applications: Motor control centers, panelboards, switchgear
  • Weight: 5.19 lb
  • Poles: 3
  • Phase: 3
  • Frequency Rating: 50/60 Hz
  • AIC Rating: 25 kA at 480V
  • Connection: Line and load lugs
  • Protection: Overcurrent and short-circuit
  • Functions: Manual on/off, trip indication
  • Frame Size: B
  • Trip Type: Thermal-magnetic
  • Panel Type: Standard
  • Breaker Type: Fixed
  • Control Voltage Minimum: 24V AC/DC
  • Control Voltage Maximum: 240V AC/DC
  • MCM Size: 250 MCM
  • Metal Type: Copper alloy
  • Panel Style: Flush mount
  • Bus Type: Copper
  • Fuse Class: Not applicable
  • Insulation Temperature: 105°C
  • Inductance: Not specified
  • Impedance: Not specified
  • Barrels: Not applicable
  • Class Rating: Not applicable
  • Diameter: Not applicable
  • Velocity: Not applicable
  • Clip Center: Not applicable
  • Clas: Not applicable
  • Mounting: Panel mount
  • Hz: 50/60
  • Coil Material: Copper
  • Horse Power: 150 HP at 480V
  • Aux Contacts: 1 NO + 1 NC
  • CPT: Not included
  • Full Load Amps: 250A
  • Dist Voltage: 480V
  • Bucket Size: Not applicable
  • Bucket Style: Not applicable
  • Bucket Type: Not applicable
  • Full Load Amp Maximum: 250A
  • Full Load Amp Minimum: 0A
  • Enclosure: Open type
  • Relay Style: Not applicable
  • Coil Voltage Minimum: 24V
  • Wire: Copper
  • Amperage Maximum: 250A
  • Amperage Minimum: 0A
  • Nema Rating: 1
  • Switch Style: Toggle
  • Wire Size: 250 MCM
  • Certification: UL, CSA
  • Circuit Breaker Mounting Style: Fixed
  • Terminal Connection: Lug
  • Frequency Rating: 50/60 Hz
  • Phase Connection: 3-wire
  • Standards: UL 489, CSA C22.2
  • Compatible Frames: B
  • Installation Type: Panel
  • Item QTY: 1
  • Nema Starter Size: Not applicable
  • Breaker Frame: B
  • Current Rating: 250A
  • Reverse Standoff Voltage: Not applicable
  • Watts: Not applicable
  • Peak Pulse Current: Not applicable
  • Breakdown Voltage (MIN VBR@IT ) (V): Not applicable
  • Breakdown Voltage (VBR@IT) (V): Not applicable
  • Polarity: Not applicable
  • Operating Temperature Maximum Celsius: 40°C
  • Max Clamp Voltage: Not applicable
  • On-State Current: Not applicable


Product Identification
  • UPC: Not available
  • GTIN: Not available