Wholesale Main Switch Fuse Unit – UPR3 Series Vertical Fuse Switch – Up Electrical Detail:
UPR3 series vertical fuse switch can be operated with load,upper and lower in coming wire and out going wire are convenient to be exchanged.Conjoined type can be a three-phase closed off simultaneously, Operation safely. while fuse installed in the handle and it can be used as a contact blade directly.
The current grade is 250A-630A,In-line fuse type isolating switch is integrated with initiating current transformer,it also can be mounted the fuse monitor.
The product not only can break with single phase,but also can break with three phase synchronously,in addition,
It can save large space when the complete product are installed for it,so it is widely used for importing box type transformer substation Integrating of current transformer and fuse switch initiated domestically
With knife-edge entry and arc extinguishing equipment, it is safe for operation.
The isolating knife blade, full- range protection and semiconductor protection fusible core are optional
Capacity of operating with load reaches l.3 times of rated current.
Type of Fuse Switch | UPR2(3)-250 | UPR2(3)–400 | UPR2(3)–630 | ||||||
Ue | 415,500,690V | ||||||||
Ith | 250A | 400A | 630A | ||||||
Frequency | 50/60Hz | 50/60Hz | 50/60Hz | ||||||
UI | 1000V | 1000V | 1000V | ||||||
Uimp | 10KV | 10KV | l0KV | ||||||
Application category | 415V | 500V | 690V | 415V | 500V | 690V | 415V | 500V | 690V |
AC23B | AC22B | AC21B | AC23B | AC22B | AC21B | AC23B | AC22B | AC21B | |
Degree Of Protection | IP30 | IP30 | IP30 | ||||||
Fuse Size | 1 | 2 | 3 | ||||||
Ue | 415V | 500V | 690V | 415V | 500V | 690V | 415V | 500V | 690V |
le | 250A | 250A | 250A | 400A | 400A | 350A | 630A | 630A | 500A |
Wire Specifications | 120mm2 | 240mm2 | 300mm2 | ||||||
General Connection Mode | Screw&Cable lug | Screw&Cable lug | Screw&Cable lug | ||||||
The Special Connection Mode | V-clamp | ||||||||
lnstallation of Busbar | Punched rectangle busbar | Unpunched rectangle busbar | 0ther | ||||||
Fixed Way | Screw | Hook | 0ther custorn accessories |
Product detail pictures:
Related Product Guide:
Our goal is to provide high quality products at competitive prices, and top-notch service to customers around the world. We are ISO9001, CE, and GS certified and strictly adhere to their quality specifications for Wholesale Main Switch Fuse Unit – UPR3 Series Vertical Fuse Switch – Up Electrical, The product will supply to all over the world, such as: Algeria, Macedonia, The Swiss, We'll initiate the second phase of our development strategy. Our company regards "reasonable prices, efficient production time and good after-sales service" as our tenet. If you are interested in any of our products and solutions or would like to discuss a custom order, make sure you feel free to contact us. We've been looking forward to forming successful business relationships with new clients around the world in the near future.
By Nora from Bolivia - 2017.02.18 15:54
We have been appreciated the Chinese manufacturing, this time also did not let us disappoint,good job!
By Grace from Venezuela - 2018.06.05 13:10