Medium Voltage Fuse Combination Contactor

• Usage: Working Earthing, Earthing System
• Working Voltage: Low Voltage
• Application: Electric Power Transmission
• Earthing Method: Direct Earthing Method
• Material: Galvanized Copper
• Symbol: IT
• Model NO.: JG
• Certification: CCC, ISO9001:2008
• Size: Large
• Brand: HJ
• Product Name: RW12-15 (F)
• MOQ: 1 Piece
• Trademark: GGAOE
• Origin: Zhejiang, China
• HS Code: 7201500010
• Production Capacity: 100000 Piece/Pieces Per Month

Product Description

Products 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.

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

 

 

 

 

 

Ordering Instructions:

The following technical information should be provided when placing an order: Main wiring scheme number, purpose and single line system diagram, rated voltage and rated current rated short-circuit breaking current/distribution room layout plan and arrangement and configuration diagram of switchgear;
Requirements for control measurement and protection functions of switchgear, as well as requirements and schematic diagrams for other interlocking and automatic devices;
The models specifications and quantities of the main electrical components inside the switchgear;
When the switchgear is used in special environmental conditions; detailed instructions should be provided when placing an order;

Felds of Application

Company Profile

Certifications

Delivery

FAQ

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.