Description
Blue Sea 7456 15A UL-489 Circuit Breaker | Boat Supply Store
Engineered for critical marine electrical protection, this Blue Sea Systems 7456 circuit breaker meets stringent UL-489 specifications, surpassing standard breakers in safety and reliability. Its magnetic hydraulic trip-free mechanism ensures consistent operation, protecting sensitive systems in demanding environments where regulatory compliance is paramount. Rated for 15A AC at a maximum of 240V AC, it provides essential overcurrent protection for applications like navigation lighting systems on offshore sportfishing vessels operating in the Gulf of Mexico.
Key Features
- UL-489 Certified for critical marine applications
- 15A AC Rating for robust overcurrent protection
- Magnetic Hydraulic Trip-Free mechanism for reliable performance
- 240V AC Max Voltage supports higher system demands
- Flat Rocker Actuator for clear operational status
- Single Pole Design for focused circuit control
- Tin-Plated Brass Terminals ensure secure, corrosion-resistant connections
- 5000A Interrupt Capacity for safe fault interruption
Specifications
| Product Specifications | |
|---|---|
| Brand | Blue Sea Systems |
| MPN | 7456 |
| Amperage Rating | 15A AC |
| Maximum Voltage | 240V AC |
| Poles | 1 |
| Actuator Style | Flat Rocker |
| Trip Mechanism | Magnetic Hydraulic - Trip Free |
| Terminal Type | #10-32 Screw |
| Terminal Material | Tin-Plated Brass |
| Interrupt Capacity | 5000A |
Who This Is For
Ideal for marine professionals and vessel owners requiring certified circuit protection for vessels operating under strict maritime regulations, including government and commercial applications. This breaker is essential for installations demanding superior safety and compliance where standard breakers are insufficient.
How It Compares
| Feature | Blue Sea 7456 15A UL-489 Circuit Breaker | Carling Technologies CA1 |
|---|---|---|
| UL-489 Listing | Yes (for Navy, Army, Coast Guard, CFR 46) | Not explicitly stated for critical marine applications, Not explicitly stated for critical marine applications |
| Circuit Breaker Type | Magnetic Hydraulic - Trip Free | Thermal Magnetic, Thermal Magnetic |
| Interrupt Capacity | 5000A | 5000A, 1500A |
| Actuator Style | Flat Rocker | Toggle, Rocker |
| Maximum Voltage | 240V AC | 250V AC, 250V AC |
Common Concerns Answered
Why is the UL-489 certification important for marine circuit breakers?
UL-489 certification signifies that a circuit breaker has passed rigorous testing for safety and performance in critical applications, making it essential for regulatory compliance on vessels operating under stringent maritime standards. This ensures a higher level of protection against electrical faults and fire hazards.
Is this circuit breaker more expensive than standard options?
Yes, UL-489 rated breakers like the Blue Sea 7456 carry a higher price point due to the extensive testing and certification required, but this is a necessary investment for the superior safety and reliability mandated for critical marine electrical systems.
Are there many options available in UL-489 rated breakers?
While the selection of UL-489 rated breakers may be more limited in terms of specific amperage or actuator styles compared to non-certified models, the Blue Sea 7456 offers a robust solution for essential high-compliance needs.
Frequently Asked Questions
What is the interrupt capacity of the Blue Sea 7456 circuit breaker?
The Blue Sea 7456 circuit breaker has an interrupt capacity of 5000A.
What type of actuator does the Blue Sea 7456 circuit breaker have?
The Blue Sea 7456 circuit breaker features a flat rocker actuator style.
What is the maximum voltage rating for the Blue Sea 7456 circuit breaker?
The maximum voltage rating for the Blue Sea 7456 circuit breaker is 240V AC.
What are the terminal types on the Blue Sea 7456 circuit breaker?
The Blue Sea 7456 circuit breaker has #10-32 screw terminals made of tin-plated brass.
Why are UL-489 specifications important for marine circuit breakers?
UL-489 specifications are crucial for marine circuit breakers as they ensure the device is tested and certified to handle high fault currents and provide reliable protection in demanding maritime environments, meeting safety standards required for critical applications.
