The Horizon fills the market need for outdoor, ground-mounted circuit breakers and features the award winning magnetic actuator.
Designed for a 38kV application, the Horizon can be used with other products from BRUSH Switchgear to provide cost-effective and compact substations or breathe new life into existing substations by replacing old and obsolete equipment.
Key Features
- Superior, proven technology with minimal maintenanceVacuum interruption in an SF6 filled, controlled environment (0.5 bar gauge)Dead tank construction suitable for live or dead tank applicationsInternal arc containment
Generous accommodation for current transformers
The lightweight aluminium tank makes the Horizon easier to transport and install
The silicone rubber bushings are resistant to damage from vandalism or mishandling and have an extended creepage of 1550mm
Cubicle with space for ancillary equipment and option for integrated control and protection relay
Optional Adjustable Legs version
Ratings
| Maximum System Voltage | kV | 38 |
| Continuous Current | A | 1250/2000 |
| Interrupting Current | kA | 25/31.5 |
| Rated Operating Sequence | O – 0.3sec – CO – 15sec – CO | |
| Impulse Voltage Withstand | kV | 170/200 |
| Power Frequency Withstand Dry | kV | 1min 80 |
| Power Frequency Withstand Wet | kV | 10secs 80 |
| Rated Gas Pressure | for above Atmospheric | |
| Control Voltage | V dc | 110/125 (48 & 220 Optional) |
| Rated Frequency | Hz | 50/60 |
| Rated 3 sec Short-Time Current | kA | 25/31.5 |
| Rated Peak Making Current | kA | 65/82 |
| Ambient Air Temperature | ˚C | -50 – +50 |
| Degree of Protection | IP45 | |
| Weight | kg | 800 |