Model NO.: AVR-24
Rated Voltage: 24 Kv
Rated Current: 630/1,250 a
Rated Frequency: 50 Hz
Mechanical Service Life: 10,000 Times
Trademark: New Concept Electric
Transport Package: Standard Export Wood Case
Specification: 200 kg
Origin: Yangzhou, Jiangsu, China
HS Code: 8535210000
The AVR-24 type intelligent compact solid insulation switchgear is China's first-developed intelligent permanent-magnetic vacuum switchgear developed and manufactured by our company with independent intellectual property rights, which is based on the development demands of smart grid and adopts the design concept of being "intelligent, energy-saving, environmentally-friendly and maintenance-free". It integrates such functions as measurement, control, protection and communication etc, with high intelligent degree. This product is suitable for 50Hz, 12kV electric power systems, extensively applied to industrial and civil cable ring networks and power supply terminal projects; it is a top choice to guarantee safe, reliable, economical and efficient operation of the power network.This product conforms to IEC60298, GB3906-2006, GB/T 11022-1999, DL/T 593-2006, GB 1984-2003 standards, etc.
Major Technical Parameters are Shown Below:
| Rated voltage | 24 kV |
| Rated current | 630/1,250 A |
| Rated frequency | 50 Hz |
| Rated short-duration (1 min) power frequency withstand voltage | 42 kV |
| Rated short-circuit breaking current | 25 kA |
| Rated short-duration withstand current (4s) | 25 kA |
| Rated lightning impluse withstand voltage | 110 kV |
| Rated short-circuit making current (peak value) | 63 kA |
| Rated peak withstand current | 63 kA |
| Rated short-circuit current drop-out times | 30 times |
| Mechanical service life of vacuum circuit breaker | 10,000 times |
| Mechanical service life of disconnectors/ground switch | 2,000 times |
| Protection degree of enclosure | IP4X |
| Rated operating sequence of circuit breaker | O-0.3s-CO-180s-CO |
| Rated work power supply | AC/DC 100/220V |
Using Environment:
| Description | Unit | Using Environment Value | |
| Surrounding Air | Max Temperature | ºC | +50 |
| Min Temperature | -50 | ||
| Max Daily Temperature Difference | K | 30 | |
| Altitude | m | ≤2,000 | |
| Solar Radiation Intensity | W/cm2 | 0.1 | |
| Pullution Class | Â | IV | |
| Icing-Thickness | mm | 10 | |
| Humidity | Average Value of Daily Relative Humidity | % | ≤100 |
| Average Value of Monthly Relative Humidity | ≤95 | ||
| Earthquake Torelance Ability | Degree | ≤8 | |
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