China Yifa Gn30-12 Rotating Type Isolating Switch Rated 12kv AC 50Hz

General
GN30-12(D) rotating type indoor HV isolating switch is a new patten rotating knife type.The structure is on the upper and lower plane of three-phase common-base support,to fix insulators and contacts of two groups,to realize the open and close brake for the switch through rotating the knife.GN30-12(D) type switch is added with ground knife on the basis of GN30-12 type switch,which can meet the demands in different electric system.The product is compact designed,small,with strong insulating ability and easy to install and adjust.The performances conform to the requirements of GB 1985-89 AC HV isolating switch and ground switch.It is applied to the indoor electric systems with rated voltage 12kV,AC 50Hz and below,used for opening and closing circuit under the condition with voltage and without load,and also used with HV switch cabinet or used singly.
Service condition
A.Altitude:not more than 1000m
B.Ambient air temperature:upper limit+40ºC,lower limit -10ºC
C.Relative humidity:daily average is not more than 95%,monthly average is not more than 90%
D.Earthquake intensity is not more than 8
E.In the places without serious dust,chemical,corrosive and explosive materials
F.Places without frequent fierce shake
Main technical parameters

Product typeRated voltageRated currentThermal stability currentThermal stability timeDynamic stability currentThunder impulse voltageline frequency withstand voltageGN30-12/400-12.51240012.5431.5pole to pole,pole to ground 42 fracture 49pole to pole,pole to ground 75 fracture 85GN30-12D/400-12.5GN30-12/600-206302050GN30-12D/630-20GN30-12/1000-31.5100031.580GN30-12D/1000-31.5GN30-12/1250-31.5125031.580GN30-12D/1250-31.5GN30-12/1600-31501600-315040100GN30-12D/1600-3150

ATTENTION:
1.The payment term: We accept TT,30% deposit and Pay 70% before shipment.
2.The delivery time: Usually it will take about 15-20 days.
3.The standard of package: Usually use strong wood case for protection.
OUR SERVICE:
1.quick response in before sales period help you got order.
2.excellent service in production time let you know each step we made.
3.reliable quality solve you after sale headache.
4.long period quality warranty ensure you can buy without hesitate.
2.1, For transformer whose rated capacity is 500 KVA and below, the load loss value above the slash in the table is suitable for Dyn11 or Yzn11 connection groups, and that below the slash for YynO connection groups.
2.2, Transformers whose HV tapping range is ±2x2.5 may be provided, if need be.
2.3, Transformers whose LV is 0.69KV may be provided, if need be.
2.4, Users may choose other loss values as they need.
2.5, Due to product upgrading and changes to the external dimensions and products in the table, please refer to the external dimensions provided at the time of ordering.
3.Our company:

4.Our extibition:

5.Yifa Main Product
YIFA main products: electric meter box, cable casing, high and low voltage electrical switchgear, transformer, box type substation, cable branch box, distribution box, ring network cabinet, JP cabinet, power distribution box, low voltage reactive power compensation control cabinet, electric energy metering box, high voltage metering device, porcelain insulator, composite insulator, transformer oil, electrical equipment, instrumentation, and insulated wire wire and cable, communication cable, cable accessories, monitoring equipment, electrical fittings and electrical equipment processing, Glass fiber reinforced plastics material with sheath (SMC), PC+ABS material metering box system Products, electric vehicle charging equipment, photovoltaic power generation equipment (excluding generators), wind power equipment production and sales.
6..RFQ
6.1.Q: Are you manufacturer?
A: Yes, we are manufacturer. Our factory is in Binzhou City, Shandong Province.
6.2.Q: Can I get guarantee of products?
A: Yes, every product is 1 year quality warrantee under customer correct using the products.
6.3.Q: Do you have any Certificate?
A: Yes. Each of our unit has CCC certificate. All the electric parts with CE certificate, If you need any other Certificate, we can help you to get it.
6.4.Q: How to buy it? What about the delivery?
A: Please contact me by email or online, let me know your situation, I will give you professional solution.We have shipping agent can choosing the cheapest and fastest delivery. FOB,CIF, C&F or EXW are no problem for us.
6.5.Q: How can I pay you?
A: T/T, L/C is very well used.
6.6.Q: What about the production?
A: Produce time is 4~6weeks.
6.7.Q: Could you offer some spare parts?
A: Yes, no problem.
6.8.Q: What about the maintenance?
A: All the goods past the test, maintenance is very easy.7
7.Contact
Should you have any problem,please contact with us,we will reply to you in 24 hour.
Manager: Joan
Mobile:+86 18657760640