Used On Line 10kV 11kV 12kV Auto Reclosure Circuit Breaker

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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.


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


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.


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)
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
operate voltage
operate voltage
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

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