Description
Blue Sea 7547 60A Circuit Breaker | Boat Supply Store
Protect high-amperage DC and AC circuits on your vessel with this ignition-protected, single-pole circuit breaker. It provides reliable overcurrent protection for demanding loads up to 60A, essential for systems like inverters or bow thrusters on gasoline-powered boats. With a magnetic hydraulic trip-free mechanism and a maximum voltage rating of 240V AC or 48V DC, this breaker ensures safety and functionality in harsh marine environments.
Key Features
- Ignition Protected for safe installation on gasoline-powered vessels.
- Dual AC/DC Capability handles both alternating and direct current circuits.
- Trip-Free Design prevents re-engagement after a fault condition.
- Flush Rocker Actuator in the 'ON' position minimizes accidental switching.
- Color-Coded Indicator clearly signals the 'OFF' state.
- Integrated Switching and Protection consolidates essential electrical functions.
- High Interrupt Capacity rated at 3000A @ 120V AC / 5000A @ 32V DC.
- Robust Construction engineered for rigorous marine applications.
Specifications
| Product Specifications | |
|---|---|
| Pole Type | Single Pole |
| Amperage Rating | 60A AC/DC |
| Maximum Voltage | 240V AC / 48V DC |
| Trip Mechanism | Magnetic Hydraulic |
| Actuator Style | Flat Rocker |
| Interrupt Capacity | 3000A @ 120V AC / 3500A @ 240V AC / 5000A @ 32V DC |
| Ignition Protected | Yes |
| Terminal Type | Stud |
Who This Is For
Marine enthusiasts and boat owners requiring dependable overcurrent protection and switching for high-amperage AC/DC circuits. Essential for electricians installing systems on vessels, especially those equipped with gasoline engines.
How It Compares
| Feature | Blue Sea 7547 60A Circuit Breaker | Blue Sea Systems 7421 M |
|---|---|---|
| Amperage | 60A AC / 60A DC | 60A, 60A |
| Maximum Voltage | 240V AC / 48V DC | 240V AC / 48V DC, 28V DC |
| Actuator Style | Flat Rocker | Contura Rocker, Push-button reset |
| Ignition Protected | Yes | Yes, Yes |
Common Concerns Answered
Are there any common installation challenges with this breaker?
While the product is robust, users note that the terminal stud torque specification is critical and requires careful adherence during installation to ensure a secure and reliable connection.
How reliable is this circuit breaker in demanding marine conditions?
Customer sentiment is generally positive, with users consistently appreciating the breaker's reliability and dual AC/DC capability, making it a preferred choice for high-demand marine electrical systems.
What if I need replacement parts for this breaker in the future?
While the product itself is known for its durability, occasional reports suggest that sourcing specific replacement parts can be challenging. However, the breaker's robust design minimizes the need for such replacements.
Frequently Asked Questions
What is the maximum voltage rating for the Blue Sea 7547 C-Series Flat Rocker Circuit Breaker?
The Blue Sea 7547 C-Series Flat Rocker Circuit Breaker has a maximum voltage rating of 240V AC and 48V DC.
Can this circuit breaker be used for both AC and DC applications?
Yes, this circuit breaker is rated for both AC and DC applications, with a 60A rating for each.
What is the interrupt capacity of this breaker?
The interrupt capacity is rated at 3000A @ 120V AC, 3500A @ 240V AC, and 5000A @ 32V DC.
Is this circuit breaker ignition protected?
Yes, the Blue Sea 7547 is ignition protected, meeting UL 1500 standards, making it safe for installation on gasoline-powered boats.
What is the recommended torque for the terminal studs?
While a specific torque value is not explicitly stated in this description, the manufacturer emphasizes that adherence to proper terminal stud torque specifications is critical for installation. Refer to the product manual for precise torque recommendations.
