Cầu chì ống cao áp,Shaanxi Zhenlinobo Electric PT high voltage fuse XRNP3A-12KV 0.5 1A 2A 3.15A 50K

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

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

Fig. 1 XRNP3A- Outline drawing of type I

Fig. 2 XRNP3A- Outline drawing of type II

Fig. 3 XRNP3A- Outline drawing of type III

Fig. 4 XRNP3A- Outline drawing of type IV

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.

Fig. 6 XRNP3A-12 time - current characteristic curve 

Fig. 7 XRNP3A-24 time - current characteristic curve

Fig. 8 XRNP3A-40.5 time - current characteristic curve 

Fig. 9 XRNP3A current limiting characteristic curve