Wenzhou Rockwell Transformer Co., Ltd.  

Product Name: Rvb-10kv 630A 12.5ka Outdoor Type Vacuum Circuit Breaker Model NO.: RVB Certification: ISO9001-2000, CE Function: Overcurrent Protection, Circuit-Breaker Failure P Type: Circuit Breaker Poles Number: 3 Structure: Conventional Circuit Breaker Installation: Fixed/Drawable Arc-extinguishing Medium: Vacuum Speed: Normal Type Circuit Breaker Operation: Electric Type Breaking Capacity: High Voltage Circuit Breakers Trademark: Rockwill Transport Package: Wooden Specification: IEC, ANS Origin: China HS Code: 85352100 Product Description RVB Type medium-voltage outdoor vacuum circuit breakerRVB Type medium-voltage outdoor vacuum circuit breaker is applicable for three-phase AC power system of rated voltage up to 42kV and frequency 50/60Hz, widely used in many fields such as power plant, transformer substation, petrol chemical industry, metallurgy, manufacturing industry, airport, residential area, etc., to control and protect the electric equipment, especially.This circuit breaker is standards as IEC62271-200, GB1984-2003 high voltage circuit breaker for order as well as IEC60694.This circuit breaker is made with mature APG technology. The application of RVB terminal buffer guarantees the terminal is ever more reliable in nay operation environment.No.ItemUnitData1.Rated voltageKV12/24/36/40.52.Power frequencyWet42/65/70/95dry45/70/80/1103.Lingthning impluse withstand voltage(peak value)75/95/125/150/170/185/2004.Rated currentA630/1250A/1600/2000/2500A5.Rated short circuit breaking currentKA25/31.5/406.Rated capacitor bank breaking currentA600/8007.Rated short circuit breaking timesTimes308.Rated making currentKA63/80/1009.Rated short circuit peak withsatnd current10.Rated shortcircuit withstand curren25/31.5/4011.Rated short time duration timeS3/412.Complete breaking timems≤10013.Opening timeHighest operate voltage15~50Rated operate voltage15~50Lowest operate voltage30~6014.Closing time25~5015.Contact closing bounce time≤3Out of simultaneity of contact switching≤2Contact overitravel on Openingmm≤216.Mechanical life20000(Normal)17.Electrical life(Rated onload switching)10000(Noraml)18.Rated operate sequenceO-0.3-CO-180S-CO19.Weight≤250kg