DNH1 series fuse switch disconnectors with load operation is applied to rated current 40A-630A, can be mounted on the bus,and can also be mounted tothe mounting plate.Having the upper and lower end of the input and output structure, with bladeintroduced and arc extinguish device. switch with occasional closed test holes in cover, built-in signal switching, detectionswitch, optional fuse monitors,and also do the knife switch use.Beautiful shape, novel and simple switch, in line withIEC60947-3,GB14048.3 standard.
|Rated operational voltage Ue V||400V/690V|
|Rated insulation voltage||1000V|
|Rated impulse withstand voltage||8000V|
|Fuse protected short circuit making||50kA/ms|
|Rated making and breaking capacity||AC22B||AC22B||AC22B||AC22B|
|Rated frequency Hz||50/60||50/60||50/60||50/60|
|Power loss at Im without fuse-link/phase||12W||23W||34W||48W|
|Degree of protection||IP20||IP20||IP20||IP20|
Zhejiang GRL Electric Co.,Ltd. was founded in 2003, is a professional manufacturer which is specialized in the researches, manufactures and sales.
The products of GRL include low-voltage busbar system,disconnector switch, fuse switch disconnector,knife switch,automatic changeover switches etc.
The products are widely used in electricity, construction, photovoltaic, and other industries of the low-voltage distribution system and industrial control system.
1 How long is your products warranty ?
A: The warranty period of our products is 18 months.
2 What is the material of your products?
A: The plastic is class V0 of inflaming retarding.
3 How about inspection?
A: We have the whole inspection system from raw material to end products include temperature rise test,salt spraying test conductor type test,mechanical life test.
4 What do you have for certificate?
A: Our products are passed through IEC60947-3 and IEC60269-2 standarded.
5 What is payment terms?
A: T.T,Paypal,Western Union and L/C isacceptable.
6 What is the service offered by company?
A: We have the professional enginer team which can design and develop the mold to arrive different customer nequirement.
We also have the sales team to offer good service from pre-sale to after-sale.
7 How to become the agents for GRL?
A: It is OK! We will depend on the sales turn over and also do research on your market. If your have interest,let us discuss more !