Item:FN12
FN12 indoor air pressure LBS vcb electrical
It is made up of FN12-12D load switch and S()LAJ-12(XRNT()-10) H.V. current-limiting fuse box. It can break any current, load switch breaking working current and fuse box breaking short-circuit current, jointly breaking any current between short-circuit current. Meantime, fuse box make the switch off of with the striker.
- Service Condition:
A. The ambient air temperature: Max.: +40 °C. Min: -10 °C.
B. The altitude ≤ 1000m.
C. The relatire humidity of air. daily average ≤ 90%. monthly average ≤ 95%.
D. The ambient air should not be obviously polluted by corrosivity or the flammability gas and geam. etc.
E. Without frequent shake.
F. Enviroment degree: grade Ⅱ.
If requirements are not mentioned above, users can fix them with the manufacturer.
Technical Parameter and Performances:
Number | Name | Unit | FN12-12D/630-20 | FN12-12D.R/100-31.5 |
1 | Rated voltage | kV | 12 | |
2 | Rated frequency | Hz | 50 | |
3 | Reated current | A | 630 | 100 |
4 | Lighting impulse resisting voltage | kV | 75/85 | |
5 | 1min power frequency with stand voltage | kV | 42/48 | |
6 | Rated heat – stability current | kA | 20(4S) | |
7 | Rated machine-stability current | kA | 50 | |
8 | Rated closing current (peak) | kA | 50 | |
9 | Rated short-circuit breaking current | kA | 31.5 | |
10 | Rated transfer current | kA | 1.5 | |
11 | Max. breaking current | kA | 1.8 | |
12 | Breaking no-load transformer capacity | Kva | 1250 | |
13 | Rated cable charging current | A | ||
Q:How to guarantee my order and payment ?
A:Ezitown has Alibaba trade Assurance,100% refundable if any quality or delivery problem.
Q:How to return the goods if meet any problem ?
A:we have DHL and Fedex account for return goods.buyer no need to pay any shipping cost for returning. Can contact our salesman to operate.
Q:Why Ezitown price is competitive, and quality seems rather good ?
A:because we have been manufacturing more than 20 years, we know what price and Quality buyer can sell well in market.the wholeseller have suitable profits
Q:Can we order many items and make combine shipment ?
A:we can combine many items,and deliver by courier/sea/land/air etc. pack well.
Q:Can I order the cabinet/enclosure/box and the wiring material from you or other supplier,you make wiring and assembly for us ?
A:we have egineering, wiring and assembly team for low voltage/medium voltage/high voltage/DC control .can make drawing and diagram to confirmation and proceed the assembly.we have unite nation project in regular assembly.
Q:How can I make our own brand for my order ?
A:we supply OEM service if order quantity meet the OEM MOQ , contact to know the exactly quantity for your item
Q:What is the delivery if I make payment ?
A:Almost all items we keep in stock.and we have many order every day , We need 1-3 working days to packing and make delivery.OEM packing will be longer time.
Q:Can we visit your factory or office ?
A:we always welcome customer visit us, let me know the schedule, we will arrange.
