Westinghouse HKA3150T 150 Amp Trip Unit for Circuit Breaker, Style 657D789G21
WestinghouseModel:HKA3150T
Location unavailable
Power Unit
Qty:1
Condition: New
At a glance
- Product
- Westinghouse HKA3150T 150 Amp Trip Unit for Circuit Breaker, Style 657D789G21
- Manufacturer
- Westinghouse
- Model
- HKA3150T
- Category
- Power Unit
- Condition
- NEW
- Availability
- In stock
- Price or process
- Request price
- Quantity
- 1
- Lead time
- Not provided
- Location
- Location unavailable
- Fulfillment
- Shipping only
- Seller
- Controlview Automation
- Listed on
Key specifications
- Ampere Rating
- 150A
- Interrupting Capacity
- 65kA
- Number of Poles
- 3
- Style Number
- 657D789G21
- Trip Type
- Thermal-Magnetic
- Voltage Rating
- 600V
Supporting evidence
No supporting documents or certifications provided.
Description
The Westinghouse HKA3150T is a thermal-magnetic trip unit designed for use in low-voltage power circuit breakers, specifically compatible with Westinghouse's HK series breakers. This 150 Amp rated unit provides reliable overcurrent protection for industrial and commercial electrical systems, featuring adjustable trip settings for customized protection against overloads and short circuits. Its robust construction ensures durability in demanding environments, with benefits including easy installation, precise tripping mechanisms, and compatibility with legacy Westinghouse systems. Drawbacks may include limited availability of parts due to the manufacturer's discontinuation of the line (now under Eaton), potentially higher maintenance costs for vintage units, and the need for professional calibration. Key applications include motor control centers, distribution panels, and heavy machinery protection. Compared to modern digital trip units, the HKA3150T offers simplicity and cost-effectiveness for retrofits but lacks advanced features like electronic monitoring or communication interfaces. This unit's style number 657D789G21 indicates specific configurations for 3-pole setups, making it advantageous for upgrading older systems without full breaker replacement.
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Return Window
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