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All items both Re-Certified, and New sold by Essential Electric include a 30 day return policy and a 2-year full warranty. This means that they are guaranteed to be free from defects for a full 2 years from the date that the product was shipped from our warehouse.
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Product Info
- Manufacturer:Westinghouse
- Sub-Category:Molded Case
Description
HFB1045L
HFB1045L is a Westinghouse MARK 75 molded case circuit breaker designed for reliable protection in low-voltage electrical systems. This 1-pole breaker is rated for 45 amps and 277 volts AC, making it suitable for a variety of commercial and industrial applications. The HFB1045L features a thermal magnetic trip unit for overload and short circuit protection. It is part of the MARK 75 series and is compatible with standard FB frame mounting configurations. The breaker is engineered to deliver a symmetrical interrupting rating of 65,000 amps at 277 volts AC, ensuring robust performance under fault conditions.
- Part Number: HFB1045L
- Manufacturer: Westinghouse
- Series/Frame: MARK 75
- Amperage: 45A
- Voltage: 277V AC
- Poles: 1
- Interrupt Rating: 65,000A symmetrical at 277V AC
- Mounting Type: FB Frame
- Trip Unit: Thermal Magnetic
- Application: Molded Case Circuit Breaker
Specifications
- Part Number: HFB1045L
- Manufacturer : Westinghouse
- Category : Circuit Breaker
- Item Subcategory : Molded Case
- Family : MARK 75
- Type : HFB
- Voltage : 277
- Amperage : 45
- Phase : 1
- Poles : 1
- AIC rating : 65kA@277V
- Connection : Feed-Thru
- Functions : LI - Long-Time and Instantaneous
- Protection : Thermal Magnetic
Product Data
- Weight : 1
Accesories
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