| Customization: | Available |
|---|---|
| Type: | Power |
| Structure: | Protection |
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This Series off-load isolator switch are designed for continuous operationon a 3-phase 3-wire 11kV, 15kV,22kV, 24kV, 27kV and 33kV,36kV,50/60Hzdistribution system with the star-point of the source-point transformer earthed through an Arc Suppression Coil or Earthing Resistor.
Standards
Type lST of-load isolator switch are complied with relevant requirements of the following standards together with all curent amendments
IEC62271-102:2003 :High-voltage alternating-current disconnectors and earthing switchesIEC60129:1984 :Alternating current disconnectors and earth switches
IEC 60265-1:1998 :High voltage switches - Part 1:Switches for rated voltage above 1kV and less than 52kv
IEC 60694: 1996 :Common specifcations for high-voltage switchgear and control gear standardslEC 60815:1986 :Guide for the selection of insulators in respect of polluted conditions
BS EN 1S0 1461 :Hot dip galvanized coatings on fabricated iron and steel articles- Specifcations and test methods
Related products
Ambient condition:
1. Temperature:-25°C~+70°C:
2.Altitude: 2000m
3. Wind speed 35 m/s, relative humidity 95%
4. Earthquake Intensity: Seismic Columning 8 Degrees
5. ground level acceleration 1/4g, ground vertical acceleration 1/8g, safety factor 1.7
6.Contamination level:Level 3
7.Maximum ice thickness: 10mm
8. System neutral point grounding method: neutral point ungrounded/arc-extinguishing coil grounding/low-resistance grounding system
General
Type FW9 off-load isolator switchs are the vertical/Horizontal mounting Type for mounting on a single or H-pole structure for overhead lines or feeders from the energized sections.
Type FW9 off-load isolator switchs are compatible and ready for installation on tubular steel poles and spun concrete poles.
The design are of an air insulated "rocking insulator"
type with two fixed insulator posts and one moving insulator post per phase.
Xuzhou Wojifan Electrical Equipment Co., Ltd. Was established in August 2024. The address is located in Pizhou Electronics Industrial Park, Jiangsu Province. Located at the junction of Jiangsu, Shandong, Henan and Anhui provinces, the transportation is extremely convenient and the transportation conditions are unique.
Xuzhou Wojifan Electrical Equipment Co., Ltd. Mainly produces S13, S20, S22 series 10KV, 20KV, 35KV oil-immersed power transformers; SH15 amorphous alloy transformer; SCB12, SCB13, SCB14, SCB18 series 10KV, 20KV, 35KV epoxy resin cast dry type power transformers; SCBH15 amorphous alloy transformer; SGB series non-encapsulated dry power transformer, low loss power transformer such as on-load voltage regulation; Combined American type, box-type substation, etc. The technical standard strictly adopts the international GB10941-2013; GB/T6451-2015, GB/T1094.11-2007/GB/T10228-2015 standards.
| Q:what's your major products? |
| A: oil immersed transformer, dry type transformer, Transformer Substation, High and Low Voltage Switchgear |
| Q: Can your product be customized? |
| A: Considering differences in voltage, frequency and other special transformer product in different countries and regions, our product can be customized according to your requirements. |
| Q: When can I get the price? |
| A:Usually we quote within 24 hours after we get your inquiry. |
| Q: What about lead or shipping time? |
| A: The lead time depends on the quantity you ordered, generally within 15 days upon receipt of advance payment. |
| Q: What is the price of shipping? |
| A: Depending upon the port of delivery, prices varies. |
| Q: Do you offer guarantee for the products? |
| A: Yes. We offer at least one years guarantee for all of our transformers. |
| Q: Your Advantage? |
| A: 15 years experience, Advanced production equipment, Stable quality, Fast delivery, Professional & good & Prompt service. Also some free parts can be provided for you. |
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