HR17 series fuse type isolating switch rated operating voltage 690V 400V rated frequency 5HZ rated current 160A-630A
1 Use
HR17 series fuse type isolating switch,rated insulating voltage AC 800V,rated operating voltage 690V,400V rated frequency 50Hz, the rated current 160A-630A,mainly used as power switch,isolating switch and emergency switch with function of protection in the circuit with hith short circuit current and motor circuit, this switch is not used to operate the single mortor.This product is in coformity with standard GB14048.3-2002 IEC947-3(2001)
2 Principle Technical Parameter
2.1Rated insulating voltageAC 800V2.2 Rated operating currentAC 690V AC 400V2.3 Rated heating current160A, 250A, 400A , 630A2.4 Rated operating current400V:160A ,250A, 400A, 630A, 690V:100A, 200A, 315A, 425A2.5 Kind of usege400V:AC-20B, AC-21B, AC-22B, AC-23B; 690V: AC-20B ,AC-21B, AC-22B2.6 Fuse link installed: The fuse is conformity with GB13539.1,relation of switch and fusing unit (see table 1)2.7 Withstanding voltage:interphase 12kV,break of each phase 15kV2.8 Rated limiting short current:When the switch installed with standard fuse, the rated withstanding short making capacith is 50kAunder the condition of AC690V,COSø=0.22.9 Operating performance:number of operating and testing circuit of operating performance see table2 and 3
Type | Raied Current(A) | Raied Voltage(V) |
HR17-160 NT00 | 4 10 16 20 25 32 40 50 63 80 100 125 160 | 380 660 |
HR17-250 NT1 | 80 100 125 160 200 224 250 | 380 660 |
HR17-400 NT2 | 125 160 200 224 250 300 315 355 400 | 380 660 |
HR17-630 NT3 | 315 355 400 425 500 630 |
380 660 |
HR17 Series Fuse Type Isolating Switch
