Chinese Manufacturer High Voltage Chip MOV 25mm

Silver bare chip Size φ24.9 Packing size φ25.5 MOV(metal oxide varistors) The main technical index Model specification 34S511K 34S621K 34S751K Packing size 459~561 558~
Silver bare chip
Size φ24.9
Packing size φ25.5
MOV(metal oxide varistors)
Chinese manufacturer high voltage chip MOV 25mm coded annotation map
The main technical index
Model specification 34S511K  34S621K  34S751K 
Packing size 459~561 558~682 675~825
Maximum continuous operating voltage 320VAC 385VAC 460VAC
Dc leakage current ≤15μA
Nominal discharge current 10 kA
Maximum discharge current 20 kA
Maximum limiting voltage  ≤1.3kV(at10kA) ≤1.5kV (at10kA)  ≤1.5kV (at10kA) 
Electrode surface coating Silering
Thichness tmax(mm) 6.1mm 6.6mm 6.6mm
Storage conditions 1) Storage temperature:-10℃~+40℃  2) Relative humidity:<75%RH 3) This product can’t place in a bare place and can’t be stored in an environment exposed to corrosive gases or direct sunlight.
Operating temperature -40℃~+85℃
Sign Can laser marking on the surface of mov(packing material)
Production range and parameters
Type Varistor voltage V1mA V Tolerance range V1mA % Maximum allowable voltage Clamping voltage(Max.) Maximum Peak Current(8/20μs) Nominal Peak Current(8/20μs) Energy(2ms)
U ac V U dc V U p  V I A Imax KA In KA E J
WRA25D471K 470 ±10 300 385 775 150 20 10 300
WRA25D511K 510 ±10 320 415 845 150 20 10 310
WRA25D561K 560 ±10 345 460 925 150 20 10 320
WRA25D621K 620 ±10 385 505 1025 150 20 10 330
WRA25D681K 680 ±10 420 560 1120 150 20 10 340
WRA25D711K 710 ±10 440 585 1180 150 20 10 350
WRA25D751K 750 ±10 460 615 1240 150 20 10 360
WRA25D821K 820 ±10 510 670 1355 150 20 10 380
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