Solarika.co.uk
80A 12V/24V/48V automatic over-current DC circuit breaker / switch for panel or recess mount
Art: CBR80
Description
Photonic Universe ▶ DC Protection
80A Automatic Over-Current DC Circuit Breaker
12V/24V/48V Auto-Detect | Resettable | Panel or Recess Mount
The Photonic Universe 80A Automatic Over-Current DC Circuit Breaker (CBR80) offers essential protection for your DC electrical systems. This robust device functions as both a reliable resettable fuse and a convenient on/off switch, safeguarding valuable equipment from overcurrents, short circuits, and wiring faults across 12V, 24V, and 48V DC systems.
Designed for durability and ease of use, this 80 Amp DC circuit breaker eliminates the need for constant fuse replacements. Its integrated manual-break option allows for simple circuit isolation, making it ideal for a wide range of applications from solar installations to marine and automotive setups.
VERSATILE PROTECTION: Automatically detects and works with 12V, 24V, and 48V DC systems, providing crucial overcurrent defence.
Key Features
| ▶ Automatic Overcurrent Protection — Shields DC circuits from damage due to high current events. |
| ▶ Integrated On/Off Switch — Provides convenient manual disconnection and reconnection of your system. |
| ▶ Resettable Design — Eliminates the need for fuse replacement, saving time and cost after a fault. |
| ▶ Wide Voltage Compatibility — Automatically works with 12V, 24V, and 48V DC systems. |
| ▶ Robust Construction — Made from UL94V-0 rated thermal plastic for high-temperature resistance. |
| ▶ IP67 Water & Dust Resistant — Ensures reliable operation in challenging, wet, or dusty environments. |
| ▶ Ignition Protected — Meets S.A.E. J1625, J1171, and UL1500 safety standards. |
| ▶ Flexible Mounting — Suitable for both panel or recess mounting to suit installation needs. |
Technical Specifications
| Parameter | Value |
|---|---|
| Rating | 80 Amps (A) |
| Type | Thermal Overcurrent Device |
| Voltage Compatibility | 12V / 24V / 48V DC (Auto) |
| Material | Thermal Plastic (UL 94V-0) |
| Operating Temperature | -32°C to 82°C |
| Storage Temperature | -34°C to 149°C |
| Terminals Size | M6 |
| Enclosure Rating | IP67 (Water & Dust Tight) |
| Dimensions (L x W x H) | 74 x 48 x 37 mm |
| Weight | 110g |
| Compliance | S.A.E. J1625, J1171, UL1500 |
Typical Applications
| Application | Description |
|---|---|
| Solar & Wind Systems | Protection for charge controllers, battery banks, and DC inputs of off-grid inverters. |
| DC Power Distribution | Safeguarding general DC power distribution or charging circuits in various setups. |
| Automotive Applications | Ideal for cars, heavy-duty vehicles, and other DC automotive electrical systems. |
| Marine Electrical Systems | Reliable protection for electrical systems on boats, yachts, and other marine vessels. |
Built-In Protection Functions
This 80A DC circuit breaker is engineered with multiple safety features to ensure robust protection for your electrical systems. It provides Automatic Overcurrent Protection against short-circuits and overloads, acting as a critical barrier. The unit is constructed from UL94V-0 rated thermal plastic for high-temperature resistance and is IP67 water and dust resistant, allowing it to withstand harsh environmental conditions. Furthermore, it is Ignition Protected, meeting international standards S.A.E. J1625, J1171, and UL1500, making it safe for use in marine and automotive environments where ignition sources must be controlled.
Common Questions
What is the main advantage of a resettable circuit breaker over a traditional fuse?
A resettable circuit breaker, like this 80A unit, automatically trips during an overcurrent event and can be manually reset after the fault is cleared. This eliminates the need to replace blown fuses, saving time and the cost of spare fuses.
Can this circuit breaker be used in outdoor or marine environments?
Yes, with an IP67 water-resistant rating, this circuit breaker is fully protected against dust and can withstand immersion in water up to 1 meter for 30 minutes. Its ignition-protected design also meets S.A.E. J1625, J1171, and UL1500 standards, making it suitable for harsh and marine environments.
How does the automatic voltage detection work?
This circuit breaker is designed to automatically detect and operate seamlessly within 12V, 24V, and 48V DC systems. This versatility simplifies system design and ensures correct protection across different common DC voltages.
What is the purpose of the integrated on/off switch function?
Beyond its protective role, the manual-break option allows the device to function as a simple on/off switch. This provides convenient manual disconnection and reconnection of your DC system without needing additional components, aiding in maintenance or system isolation.
Installation Notes
- Ensure the circuit breaker's current rating (80A) matches or exceeds the maximum expected load of the circuit it protects.
- Mount the breaker securely using either panel or recess mounting options, ensuring proper ventilation if enclosed.
- Connect M6 terminals correctly, observing polarity for DC systems.
- Always disconnect power before installation or maintenance to prevent electrical shock.
- Consult a qualified electrician for complex installations or if unsure about wiring.
Before You Buy
- Verify the 80A rating is appropriate for your specific DC system and connected loads.
- Confirm your system operates within 12V, 24V, or 48V DC for compatibility.
- Consider the physical dimensions (74 x 48 x 37 mm) for your chosen mounting location.
- Ensure you have the necessary M6 terminals and tools for secure connections.
- Review the full specifications to ensure it meets all project requirements.
Always verify product specifications and compatibility with your existing system components before purchase. Specifications are subject to change by the manufacturer.
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