Description
The Westinghouse HFB3070L is a 70 Amp, 3-pole molded case circuit breaker designed for three-phase electrical systems. It provides reliable overload and short-circuit protection for circuits up to 600 volts. This breaker is compatible with Eaton, Cutler Hammer, and Westinghouse panels for versatile industrial and commercial use.
Technical Specifications
| Condition |
New/Never Used Surplus |
| Brand |
Westinghouse |
| Category |
Circuit Breaker |
| Part Number |
HFB3070L |
| Subcategory |
Circuit Breaker |
| Series |
HFB Series |
| Poles |
3 |
| Current Rating |
70 Amp |
| Voltage Rating |
600 VAC |
| Trip Type |
Thermal-Magnetic |
| Mounting Type |
Lug-mounted |
| Phase |
Three-Phase |
| Interrupting Rating |
10 kAIC |
| Standards |
UL 489 Compliant |
| Operating Temperature |
-40°C to 85°C |
| Weight |
4.5 lbs |
Information About HFB3070L
The HFB3070L is part of Westinghouse’s HFB series of molded case circuit breakers, built for high-current applications. It features a rugged housing with integrated lugs for secure and efficient panel installation. The breaker is rated for 600 VAC and supports three-phase distribution networks. It uses a thermal-magnetic trip mechanism to protect circuits against both overload and short-circuit conditions in demanding environments.
Key Features:
-
Series: HFB Series molded case circuit breaker engineered for durability.
-
Poles: 3-pole configuration suitable for three-phase systems.
-
Current Rating: 70 Amp continuous current handling.
-
Voltage Rating: Rated for 600 VAC operation.
-
Mounting: Lug-equipped for secure connection in panels.
-
Trip Mechanism: Thermal-magnetic for precise protection.
-
Compatibility: Works with Eaton, Cutler Hammer, and Westinghouse panels.
-
Construction: Molded case for long-lasting performance.
The HFB3070L delivers the reliability and precision required for industrial and commercial circuit protection.
