DC circuit breaker has overload long delay protection and short-circuit instantaneous protection functions, which areused to distribute electrical energy and protect lines and power supply equipment from overload, short-circuit and other faults.
Features
- Extremely high breaking capacity and current limiting characteristics.
- Available for installation in standard busbars.
- Dual function terminals on top and bottom sides (lifting type / open type).
- Optionally fixed to the bus bar on the top or bottom side.
- With isolation function, can be used as the main switch.
- Wiring terminal guidance to prevent mis-wiring.
Specifications
| Electrical Parameter | Model | ATO-FXBN1/BM1-160A |
| Current | 160A | |
| Rated Voltage | DC 250V, 500V, 750V, 1000V | |
| Current Shell Frame | 250A | |
| Numbers of Pole | 1 pole, 2 pole, 3 pole, 4 pole | |
| Breaking Capacity | 25 KA | |
| Rated Insulation Voltage | 1000V | |
| Rated Impulse Withstand Voltage | 8 kV | |
| Total Break Time | 20 ms | |
| Installation Location | any location | |
| Allowable Ambient Temperature | -25 ℃ ~ 50 ℃ | |
| Protection Level | IP20 | |
| Flying Arc Distance | ≥50 mm | |
| Instantaneous Action Valve | 12 ln | |
| Installation Method | fixed, insertion type | |
| Standard | IEC60947-2x IEC60947-K GB14048.R GB14048.2 | |
| Machinery Parameter | Mounting Method | IEC standard track 35 mm |
| Enclosure Protection Level | IP20 | |
| Dual Function Terminals on Both Sides | open type / lifting type | |
| Terminal Protection | finger touch and hand touch safety | |
| Terminal Wiring Capacity | 1-25 mm² | |
| Termianal Screw Tightening Torque | 2-2.4 Nm | |
| Bus Bar Thickness | 0.8-2 mm | |
| Mounting Angle | functionaity is independent of location |
Dimension (Unit: mm)
Note: If you need copper busbar parts, please contact us.
Wiring Diagram
Detail
Tips: DC Circuit Breaker in Photovoltaic System
Photovoltaic systems have the potential to be a potent renewable energy mechanism. You can use one or more solar panels. In addition, you can use an inverter and other electrical and mechanical components to combine them. On the other hand, you must preserve the same systems and maintain them at all costs. The tiniest mishap in any function might quickly escalate into a significant issue for the entire setup.
As a result, DC circuit breakers are essential components of a photovoltaic system. It will cover the complete procedure of its operation, wiring, and safety precautions in detail below.
