Horizon
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.
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| Horizon Datasheet |
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- Superior, proven technology with minimal maintenance
- Vacuum interruption in an SF6 filled, controlled environment (0.5 bar gauge)
- Dead tank construction suitable for live or dead tank applications
- Internal 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
| 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 |
| 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 |
| Weight | kg | 800 |
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