XRNT Current-limiting Fuses for Transformer Protection

Selection Technical data Type Rated voltage(Kv) Rated current(A) Rated break current(KA) Dimensions XRNP1- □/□-□-1 7.2 (3.6) 12 0.2、0.3、0.5、1、2、3.15 50 See figure 1 XRNP1- □/□-□-1 24 0.2、0.3、0.5、1、2、3.15 50 See figure 2 XRNP1- □/□-□-2 12 2、3.15 50 See figure 3 XRNP6- □/□-□-1 40.5 0.2、0.3、0.5、1、2、3.15 31.5 See figure 4( Φ25 ) XRNP6- □/□-□-3 0.2、0.3、0.5、1、2、3.15、4、5 See figure 5 ( Φ30 ) XRNP6- □/□-□-4 0.2/0.5/1/2/3.15/5/6.3 See figure 6 ( Φ41 ) Note: 7....

Technical data Product type RN2-3、6、10 RN2-15、20 RN2-35 Rated voltage 3 6 10 15 20 35 KV Fuse current A 0.5 0.5 0.5 Capacity of largest break of three-phase MVA 500 1000 1000 1000 Max break curent KA effective value KA 500 85 50 40 30 17 Overvoltage multiple Do not exceed voltage of 2.5 times of rating Resistance of the fuse pipe (Ω) 93±7 200±10 315土14 Weight Kg 5.6 12.2 15.6 Fuse weight Kg 0.9 1.6 2.5 Overall and mounting dimensions(mm)

Features Current which passes the fuse when being1.3 times of itsspecified electric current，Do not fusing for an hour; Whenthe current through the fuse is 2 times of its specinedelectric current，fusing in an hour;Refer to its fusingfeature curve in chart 1when select the fuse. Figure 1 RN1/RN3“An-second” characteristic curve Technical data 3 6 10 35 Rated current (A) 20 100 200 300 400 200 75 100 200 300 20 50 75 100 200 7.5 10 20 30 40 Max breaking curent KV effective vakue 40 1.3...

Selection Operating conditions 1. Suitable for environments with an upper limit of 40 ℃ and a lower limit of -30 ℃ . 2. Altitude not exceeding 1000m, wind speed not exceeding 35m/s 3. Fuses are not suitable for the following locations 3.1 Places with fuel or explosion hazards. 3.2 Places with severe vibration or impact. 3.3 Areas with abnormal electrochemical gas effects and severe air pollution and smoke Technical data parameter of porcelain housed fuse Type Rated voltage (kV) Rated curr...

Selection Technical data Rated voltage(Kv) Rated break current KA Rated current of the fuse (A) Rated current of the fuse link (A) Major dimensions A B C D XRNM1-3.6 3.6 50 125 50,63,100,125 337（390） 254（312） 305（340） 51 200 125,160,200 76 400 250,315,355,400 XRNM1-7.2 7.2 12 160 25,31.5,40,50,63,80,100,125,160 486（500） 403（461） 454（150） 76 315 200,224,250,315 Note: 1. The aboveid rated parameters for single pipe, the fuses can be parallel connected by on-site ...