Description
FKN12-12D/630-20 series air-blast load break switch (hereinafter referred to as FKRN12- 12D) and FKRN12-12D series air-blast load break switch and fuse combination apparatus are new series switchgear applies to three- phase electric distribution system of rated 12kV, acting as protecting and control apparatus for transformers, cable and over head wiring.
Parameter:
| No. | Item | Unit | FKN12-12D/630 | FKRN12-12D/T125 |
| 1 | Rated voltage | kV | 12 | |
| 2 | Rated power frequency | Hz | 50 | |
| 3 | Rated current | A | 630 | 100 |
| 4 | Rated lightning impluse withstand voltage | kV | To ground and interphase, isolation break | |
| 5 | Power frequency withstand voltage | kV | To ground and interphase, isolation break | |
| 6 | Rated short-time withstand current | kA | 20(4s) | |
| 7 | Rated peak withstand current | kA | 50 | |
| 8 | Rated close current(peak) | kA | 50 | 50 |
| 9 | Rated short circuit breaking current(expected value) | kA | 31.5 | |
| 10 | Max.critical breaking current | A2S | Follow fuse characteristic curve | |
| 11 | Min. breaking current | kA | Follow fuse characteristic curve | |
| 12 | Rated transfer current | kA | 1.5 | |
| 13 | Max. breaking current(reference value) | kA | 1.8 | |
| 14 | Braking no-load transformer capcity | kva | 1250 | |
| 15 | Rated cable charging current | A | 10 | |
| 16 | Rated active load current breaking times | times | >100 | |
| 17 | Switch-off time of rated active load current | s | 20(2s) | >0.06 |
| 18 | Earthing switch thermal current | kA | 50 | 20(2s) |
| 19 | Earthing switch steady current(peak) | kA | 50 | |
| 20 | Motor operating power voltage | V | 100, 220 AC, DC | |
FAQ:
Q: Could I have prices of your products?
A: Welcome. Please feel free to send us inquiry here. We will reply you within 24 hours.
Q: Can I get a sample before the bulk order?
A: Yes, we welcome sample order to test and check quality. Mixed samples are acceptable.
Q: Can we print our logo/ company name on products?
A: Yes, of course, we accept OEM, then need you to provide brand authorization to us.
Q:Do you accept product customization?
A:Yes, of course, please provide specific drawings or parameters, we will quote you after evaluation.
Q: What is the lead time?
A: The lead time depends on the quantities ordered, generally within 7-20 days after receiving the payment.
Q: What is your Trade Terms?
A: We accept EXW, FOB, CIF, FCA, etc.
Q: What is your payment method?
A: We accept T/T, Western Union, Paypal, etc.
Q: Do you inspect the finished products?
A: Yes, each step of production and finished products will be came out inspection by QC department before shipping. And we will provide goods inspection reports for your reference before shipment
Q: How to solve the quality problems after sales?
A: Take photos of the quality problems and send to us for our checking and confirming, we will make a satisfied solution for you within 3 days.