Description
Blue Sea 7036 Thermal Breaker 30A | Boat Supply Store
Essential for safeguarding DC electrical systems on gasoline-powered vessels, this integrated 30 Amp thermal circuit breaker also functions as a manual reset switch. It meets SAE J1171 ignition protection standards, crucial for preventing ignition in potentially hazardous engine spaces. With a robust 5000A @ 12V DC interrupt rating and a wide operating temperature range of -25°C to +82°C, it ensures reliable protection against overcurrent conditions in harsh marine environments.
Key Features
- Integrated Switching and circuit protection in one unit for streamlined panel installations.
- Ignition Protected to SAE J1171 standards, ensuring safety on gasoline-powered boats.
- Trip-Free Design prevents manual re-engagement when a fault condition is present.
- Waterproof Construction for reliable operation in wet marine conditions.
- Manual Reset capability allows for quick restoration of power after a fault.
- Self-Trimming Case and round design simplify and expedite mounting.
- Clear Lever Operation provides unambiguous indication of trip status.
- Robust Terminals and large lever ensure secure connections and easy manipulation.
Specifications
| Product Specifications | |
|---|---|
| Amperage Rating | 30 Amp |
| Voltage Rating | 48V DC Max |
| Type | Type III (Switchable/Manual Reset/Trip Free) Thermal Circuit Breaker |
| Ignition Protection | SAE J1171 |
| Case Material | Thermoset Polyester |
| Interrupt Rating | 5000A @ 12V DC |
| Operating Temperature Range | -25°C to +82°C |
| Terminal Size | 5/16" |
Who This Is For
Marine enthusiasts and boat owners requiring dependable DC circuit protection with integrated switching, particularly vital for gasoline-powered vessels where ignition safety is paramount. Marine electricians will appreciate its robust build and compliance with industry standards.
How It Compares
| Feature | Blue Sea 7036 Thermal Breaker 30A | Cole Hersee 75900 |
|---|---|---|
| Amperage Rating | 30A | 30A, 30A |
| Voltage Rating | 48V DC Maximum | 12-48V DC, 32V DC |
| Type | Thermal, Switchable, Manual Reset, Trip Free | Thermal, Manual Reset, Fuse |
| Ignition Protection | Yes (SAE J1171) | Yes, Varies by holder |
| Interrupt Rating (12V DC) | 5,000 Amperes | 2,500 Amperes, Varies by fuse |
Common Concerns Answered
Is this circuit breaker expensive compared to basic fuses?
While the initial cost may be higher than a simple fuse holder, the Blue Sea 7036 offers integrated circuit protection and switching with critical SAE J1171 ignition protection, providing superior safety and functionality that justifies the investment for gasoline-powered vessels.
Is it easy to tell if the breaker has tripped?
The large lever on the Blue Sea 7036 provides a clear visual indication of trip status, though close inspection may be necessary to confirm the exact lever position in certain lighting conditions.
What if I accidentally try to reset a tripped circuit?
The trip-free mechanism of the Blue Sea 7036 prevents manual re-engagement of the breaker when a fault condition persists, ensuring that the circuit remains protected until the fault is cleared.
Frequently Asked Questions
What is the maximum DC voltage this circuit breaker can handle?
The Blue Sea 7036 187-Series Thermal Circuit Breaker has a maximum voltage rating of 48V DC.
What is the interrupting capacity of the Blue Sea 7036 at 12V DC?
The interrupt rating for the Blue Sea 7036 at 12V DC is 5,000 Amperes, providing significant protection against short circuits.
Does this circuit breaker offer protection against ignition sources in an engine compartment?
Yes, the Blue Sea 7036 is ignition protected and compliant with SAE J1171 external ignition protection standards, making it safe for use on gasoline-powered boats.
What type of circuit breaker functionality does the Blue Sea 7036 provide?
The Blue Sea 7036 is a Type III thermal circuit breaker, featuring switchable operation, manual reset, and a trip-free mechanism.
Can this breaker be used in engine spaces on boats with gasoline engines?
Absolutely. Its SAE J1171 ignition protection rating makes it specifically designed and approved for use in potentially explosive atmospheres found in the engine compartments of gasoline-powered vessels.
