Chinese Manufacturers Jn15 High-Capacity Loads Vacuum Interrupters for Ring Network Dual Radial Distribution Substation

• Customization: Available
• Type: High-voltage
• Structure: Three-column Disconnector
• Model NO.: unspecified
• Installation: Indoor High-voltage
• Operation: Manual Electric
• Grounding Mode: Grounding
• Movement Mode: Horizontal Rotary Type
• Number of Poles: Three Pole
• Grounding: Contact Us
• Series: Three
• Run: Swing
• Switching Mode: Double-Throw Type
• Common Model: Fkn1
• Structure of Operating: Electric
• Certification: ISO, GS, RoHS, CE, IS9001, ISO9001, ISO9002, ISO2000
• Brand: Mingzhe
• Rated Voltage: 12kv
• Rated Frequency: 50Hz
• Rated Dynamic Current: 50kv
• Characterization: Rapid Disconnection
• Transport Package: Pallet Wooden
• Specification: Please contact the merchant for detailed specifica
• Trademark: MINGZHE
• Origin: China

Product Description

 

Product Description

 

 

Product Description:

   Jn15-12 indoor high voltage earthing switch (hereinafter referred to as earthing switch) is a brand new product with international advanced level developed by our company with reference to the latest technology of EK6 earthing switch made by Galor-EMAG of Germany. After comprehensive examination, its performance meets the requirements of GB1985-89 "AC high voltage isolating switch and grounding switch", and also meets the requirements of German DIN VDE0670 standard and IEC129. It has the advantages of advanced design, reliable technical performance, simple structure, convenient installation and debugging, etc. Used in 12kV and below AC 50Hz power system, can be used with various types of high voltage switch cabinet, can also be used as high voltage equipment maintenance grounding protection.



Service environment:
    a. The altitude does not exceed 1000m.
   b. Ambient air temperature: upper limit +40ºC; The lower limit - 10 ºC; The daily temperature difference is 15ºC. 
   c. The relative temperature is less than 90%.    
   d. The intensity of the earthquake does not exceed 8 degrees.
   e. Places free from fire, explosion danger, heavy dust, chemical corrosion and violent vibration.
Note: Storage and transportation are allowed at -30ºC.

 

Model and Meaning

Product Parameters

Item		Unit	Technical
Rated current		kV	12
4s Rated short-circuit withstand current		kA	31.5  40
dynamic stable current		kA	80  100
Short circuit closing current		kA	80  100
Loop resistance		Ω	≤45
Rated insulation level	1minpower frequency withstand voltage	kV	42
	Lightning shock withstand voltage		75
Phase center distance		mm	210,230,250,275

 

Model and Specification	L	E	C
JN15-12/31.5(40)-210	655	210	516
JN15-12/31.5(40)-230	710	230	556
JN15-12/31.5(40 50)-250	750	250	596
JN15-12/31.5(40 50)-275	810	275	646

 

Detailed Photos

 

 

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