VT19-24 Type Indoor AC High Voltage Vacuum Circuit Breaker is an indoor equipment with three-phase AC 50HZ, rated voltage 24KV( or 12KV, under altitude 4000m),which is suitable for various kinds of load and frequently operation occasion and it can be used in industry and mining, enterprise, power plant and substation for protecting and controlling electric equipment.
This product complies to related requirement of GB1984, JB3855 and IEC62271.
a. Adoption of the most advanced and effective vacuum extinction principle with strong break ability and little chopping current.
b. Longer electrical endurance, time of breaking rated current can reach 20000 times highest.
c. With reasonable arrangement to unified whole, it can reduce load loss and noise largely and operate reliability.
d. Compact structure, small volume.
e. Domestic service conditions and national standard are considered in high quality design for every detail.
f. High wear-resistant material is used in every drive disk assembly, supplemented by good lubrication, so no need for replenishing lubrication and adjusting.
g. Reliable interlock function can prevent all kinds of misoperation,so it is safe for human being.
h. It is high performance cost ratio for this equipment.
i. It reduces operation cost because of less maintenance.
j. It reduces difficulty of item design because of its great universality.
k. Stable function technique, no environment pollution.