High-Voltage Current Limiting Fuse for Voltage Transformer Protection

  • Model NO.: XRNP3A
  • Type: Current Fuse
  • Shape: Insert
  • Fusing Device: Link Break
  • Trademark: zhenli
  • HS Code: 8535100000
  • Breaking Capacity: High
  • Usage: High Voltage
  • Fusing Speed: FF
  • Standard: UL
  • Origin: Shaanxi Xi′an
This product applies to indoor AC 50~60Hz system with the rated voltage of 3.6 ~ 40.5kV for the overload and short-circuit protection of voltage transformer. The product has passed the type test conducted by the national high-voltage electrical equipment quality supervision and inspection center, and conforms to GB15166.2 and IEC282-1.
Model
XRNP3A-/-50-
I (type 1), II (type 2), III (type 3) and IV (type 4)
Basic parameters
Model Rated Voltage (kV) Rated Current of Fuse Link (A) Main Dimensions Drawing No. Rated Breaking Current (kA)
φA L
XRNP3A-3.6 3.6  
0.2, 0.5, 1, 2, 3.15, 5 		 
φ25.4 		 
195 		 
Fig. 1 		 
 
 
50
XRNP3A-7.2 7.2
XRNP3A-12 12
XRNP3A-12 12 0.5, 1, 2, 3.15 φ25.4 205 Fig.5
1, 2, 3.15, 6.3, 10, 16 φ51 192 Fig.2
 
XRNP3A-24 		 
24 		0.5, 1, 2, 3.15 φ25.4 324 Fig.1
0.5, 1, 2, 3.15, 5, 6.3 φ30 324 Fig.3
1, 2, 3.15, 6.3, 10 φ51 292 Fig.2
 
XRNP3A-40.5 		 
40.5 		0.2, 0.5, 1, 2, 3.15 φ25.4 465 Fig.1  
31.5
0.5, 1, 2, 3.15, 5 φ30 465 Fig.3
1, 2, 3.15, 5, 6.3, 10 φ51 442 Fig.2
0.5, 1, 2, 3.15, 5, 6.3 φ41 440 Fig.4
 
Main technical data
The fuse under specified operating conditions is able to reliably break any fault current from the fusion current to the rated breaking current 50kA.
Time - current characteristic curve is as shown in Fig. 6, Fig. 7 and Fig. 8.
Current limiting characteristic curve is as shown in Fig. 9.
 
 
 
 
Outline drawing of fuse
High-Voltage Current Limiting Fuse for Voltage Transformer Protection

Fig. 1 XRNP3A- Outline drawing of type I
 
High-Voltage Current Limiting Fuse for Voltage Transformer Protection

Fig. 2 XRNP3A- Outline drawing of type II
 
 High-Voltage Current Limiting Fuse for Voltage Transformer Protection

Fig. 3 XRNP3A- Outline drawing of type III
High-Voltage Current Limiting Fuse for Voltage Transformer Protection

Fig. 4 XRNP3A- Outline drawing of type IV

 High-Voltage Current Limiting Fuse for Voltage Transformer Protection

Fig. 5  XRNP3A Outline drawing of special product
 
Main technical data
Fuse is able to reliably break any fault current from the fusion current to the rated breaking current 50kA.
 High-Voltage Current Limiting Fuse for Voltage Transformer Protection

Fig. 6 XRNP3A-12 time - current characteristic curve
 
 

Advantage of the ZhenLi Fuse
1.    Unique design
ZhenLi have a professional R &D term. Product performance or price is optimized every year. Now, the company has two national invention patents and eight practical patents. The stability and reliability are international standards.
2.    Material purchase
For materials, customers can test samples or products they receive. The materials of links contacts are 99.95% electrolyte cooper. The material of link body is high tension insulator. The materials of melting are No.1 pure silver. The arc extinguishing material is high silica quartz sand.  All raw material data are available.
3.    Partner
Now, ZhenLi company has many well-know domestic and foreign partners. Such as ABB, Schneider, TBEA. The annual output value is about 100 million in 2017. We are also constantly improving ourselves in out cooperation with large enterprise. It is a required course for enterprise to save cost through automatic production line and process flow.
4.    After sale
Strong aftermarket team: ZHEN-LI pursuits of all-round one-stop service as per the industry standard warranty period. ZHEN-LI devotes itself to providing the dedicated customer service. After-sales team is so perfected that the professional service personnel can meet the various requirements of customers technically or onsite. ZHEN-LI has developed for nearly 20 years and has never escaped the problem. For the overseas wind field or domestic city indoor box transformer, the special after-sales contact is provided to help the on-site technical staff to solve the problems and replace the maintenance products. ZHEN-LI puts the customer satisfaction in the first place and provides the customer with the high-quality and efficient services based on the professional competence and enthusiasm to continue to improve the customer satisfaction and guarantee the production of customer.
5.    Price guarantee
For this bid, our company has done all we can to provide the lowest price. Even so, we guarantee that the goods received by the customer are the same as ABB, Schneider. In the meantime, pre-service and after-service are guaranteed. All questions are available at any time during use.

Bicycle light

TOPCOM Lighting Co., Ltd. , http://www.lightingifts.com

Posted on