China Buy Sf6 Gis Manufacturer – 40.5kv Outdoor Vacuum circuit Breaker – JSM TRANSFORMER Manufacturer and Supplier

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Buy Sf6 Gis Manufacturer – 40.5kv Outdoor Vacuum circuit Breaker – JSM TRANSFORMER Detail:

Description
Vacuum circuit breaker is a special type of electrical circuit breaker that is designed to rapidly open and close. Unlike circuit breakers, which are designed to “trip” and stay in the open state, it can rapidly transition states from closed, to open and back. These devices aim to stop network faults from causing long outages, by quickly restoring power.
Vacuum circuit breaker is the automatic configuration of a circuit breaker to close after opening due to a protection operation. It is used in both Medium Voltage distribution and High Voltage Transmission, although in slightly different ways. Distribution VCB uses standalone autoreclosers, such as the Recloser product, which has an integrated control system, an HV Reclosing Circuit Breaker and a Remote SCADA FTU.
Advantages
1.Vacuum circuit breaker can greatly improve the reliability of overhead distribution networks by mitigating the impact of momentary faults.
2.Vacuum circuit breaker reduce outages from these transient sources, increasing uptime of power supply.
3.Utilities that deploy reclosers for their overhead distribution networks experience significant reliability improvements.
4.Longer product service life and more resilience to bad weather.

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:

Offering a unique design of the manual switch on technology to meet the state of conventional and unconventional features of the Closing. Its speed to meet IEC62271-100 and similar GB1984-2003 standard requirements.
The emergence of the technology to make up for the permanent institutions and agencies in their respective spring shortcomings, is a new generation of high-performance power switching distinguishing features.
Primary busbar terminal (direct overlap with the interrupter to reduce unnecessary power losses)
Vacuum interrupter (APG process using solid-solid insulating sealing technology, plus silicone rubber molding compound technology to improve the overall switch weather performance)
Extensible outlet pipe (plus modular design, which will help insulation margin of certainty and product interchangeability requirements)
RVB series vacuum switch rejection of the traditional switch design concepts, will absorb some of the advanced design concepts, simplifying the overall transmission mode switch,
greatly reducing the transmission power loss of this switch makes switching better overall performance and longer life.
Makes the whole body switches provide a higher life expectancy, more stable mechanical properties.
RVB-40.5N provide up to 25,000 times the mechanical operation of life, institutions 20,000 times the number of maintenance-free operation.
RVB-40.5Mto provide up to 100,000 times the mechanical operation of life

No.	Item		Unit	Data
1	Rated voltage		kV	12/24/36/40.5
2	Power frequency	Wet	42/65/70/95
	Power frequency	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