Product Description
RVB type outdoor vacuum circuit breaker covering 12kV up to 36kV range for transformer substation and switch station using.
The current rating: 630A,….2500A, short circuit breaking current rating: 25kA,…40kA.
Its perfect design for instead of traditional type like OHB,VBF,3AF,ZW7,ZW30,ZW39,ZW37…etc.
More light, compact, reliable, and friend-enviromental.
Overview
Developed RVB-40.5 series of outdoor vacuum circuit breaker using modern processing technology and computer-aided design techniques, combined with the latest generation of spring bodies and the advantages of a permanent institution. Its pursuit of high reliability, easy to maintain design concepts to create a generation of superior product, is the most reliable electric power system the best option.
RVB-40.5series of switches of the main use software and solidwork designed with the overall nice, safe and reliable.
RVB-40.5Series switches have a variety of styles to choose from:
RVB-40.5Nordinary outdoor vacuum circuit breakers, spring actuator come standard with mechanical life of 20,000 times.
All series switches meet the following criteria:
ANSI/IEEE C37.60/IEC 62271-100( GB1984-2003 China standard)
GBT11022-1999 China Standard
IEC 60255-11
IEC 60255-21-1 Class I
IEC 60255-21-2 Class I
IEC 60255-21-3 Class I
IEC 60255-22-1 Class III
IEC 60255-22-2 Class IV
IEC 60255-22-3 Class III
IEC 60255-22-4 Class IV
RVB-40.5 Spring type VCB main characteristics
Reliable manual opening device
Reliable and labor-saving manual closing
Visible sub-closing indicator
IP64 protection class plug connector
Description:
ZW 32 outdoor high-voltage alternating-current vacuum circuit breaker is a new outdoor high-voltage alternating-current switchgear of our vacuum circuit breaker series. Its rated voltage is 33/35 kV. It applies to places with such voltage level, including overhead lines, industrial and mining enterprises, power stations, substations, etc. Under its normal operating conditions and specified technical parameters, it can satisfy the system protection requirements of the grid. It is characterized by automatic re-making, stable operation and long electric life.
Advantages
1.Simple structure.
2.Adapt ultra low resistance type vacuum interrupter.
3.Adapt optimization and modular spring operating mechanism.
4.Suitable for occasions with frequent operation.
5.Free maintenance and long service life.
6.High reliable performance.
Environmental Conditions
Ambient temperature: – 40℃~+40℃
Altitude: ≤2000m
Relative humidity: ≤95% (daily average) or ≤90% (monthly average)
Wind speed: ≤34m/s (equivalent to a pressure of 700pa on a cylindrical surface)
Structure and Function
| No. | Item | Unit | Data | |
| 1 | Rated voltage | kV | 12/24/36/40.5 | |
| 2 | Power frequency | Wet | 42/65/70/95 | |
| Dry | 45/70/80/110 | |||
| Lingthning impluse withstand voltage (peak value) |
75/95/125/150/170/185/200 | |||
| Rated current | A | 630/1250/1600/2000/2500A | ||
| Rated short circuit breaking current | kA | 25/31.5/40 | ||
| Rated capacitor bank breaking current | A | 600/800 | ||
| Rated short circuit breaking times | times | 30 | ||
| Rated making current | kA | 63/80/100 | ||
| Rated short circuit peak withstand current | ||||
| Rated short circuit withstand current | 25/31.5/40 | |||
| Rated short time duration time | s | 3月4日 | ||
| Complete breaking time | ms | ≦100 | ||
| Opening time | Highest operate voltage |
15-50 | ||
| Rated operate voltage |
15-50 | |||
| Lowest operate voltage |
30-60 | |||
| Closing time | 25-50 | ≤3 | ||
| Contact closing bounce time | ms | ≤2 | ||
| Out of simultaneity of contact switching | ms | ≤2 | ||
| Contact overtravel on opening | mm | |||
| Mectrical life | 20000(Normal) | |||
| Electrical life(Rated onload switching) | 10000(Noraml) | |||
| Rated operate sequence | O-0.3-co-180s-co | |||
| Weight | ≤250kg | |||
By Marcia from Sri Lanka - 2018.08.12 12:27
By Jocelyn from Greek - 2018.03.03 13:09
