1 / 4Medium-Voltage Components
SF6 Gas-Insulated Circuit Breaker
SF6 gas-insulated circuit breaker with an SF6 interrupting medium and M1/E2 endurance classes for 12–36 kV systems.
At a glance
- Rated Current
- 630–1250 A
- Rated Voltage
- 12 / 24 / 36 kV
- Rated Frequency
- 50–60 Hz
- Interrupting Medium
- SF6
Products
Overview
Armtek SF6 Gas Circuit Breakers make and interrupt load and fault currents in 12–36 kV networks, using SF6 as both the interrupting and insulating medium for a compact, reliable and low-maintenance pole. With M1 mechanical and E2 electrical endurance classes, they deliver consistent switching performance over a long service life. Available product types include MH24A-0201-50000 and MH36A-0201-50000, in accordance with IEC 62271-100.
Products
Technical Specifications
Technical data10
- Rated Current
- 630–1250 A
- Rated Voltage
- 12 / 24 / 36 kV
- Rated Frequency
- 50–60 Hz
- Interrupting Medium
- SF6
- Rated Peak Withstand Current
- 40–50 kA
- Electrical Endurance Class
- E2
- Mechanical Endurance Class
- M1
- Power-Frequency Withstand Voltage
- 50 / 70 kV
- Lightning Impulse Withstand (1.2/50 µs)
- 125 / 170 kV
- Rated Short-Circuit Withstand Current
- 16–20 kA (3 s)
Standards & Compliance
- IEC 62271-100
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