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H.V HRC current-limiting Fuses type XRNP for transformer protection
H.V HRC current-limiting Fuses type XRNP for transformer protection
    Oil H.V HRC current-limiting fuses type o for transformer protection is mainly used in AC 50Hz,rated voltage 3.6-24kV,rated current 200A(3.6kV)กข160A(7.2kV)กข125A(12kV)and bellow circuit for protecting transformers and power equipments formoverload and short-circuit.
    It conforms to IEC282-1.BS,DIN and GB1566.2
Mode and implication

Department model


Dimension drawing

Model
Rated voltage (kV)
Rated current of the fuse links(A)
Rated breaking current (kA)
Dimensions(mm)(mm)
Weight(kg)
L
OEFMA 3.6 6.3,10,16,20,25,31.5,40,50,63,80,100,125,160,200 50 245 1.9
OEFMA 7.2 80,100,112 50 254 1.9
OHGMA 7.2 100,125,140,160 50 359 2.6
OEFMA 12 6.3,10,16,20,25,31.5,40,50,63 40 254 1.9
OHFMA 12 71,80 40 254 1.9
OHGMA 12 6.3,10,16,20,25,31.5,40,50,63,80,100,125 40 359 2.6
OEGMA 24 6.3,10,16,20,25,31.5,40,50,63 25 359 2.6
OFGMD 12 63,80,100,125 40 359 4.0
OKGMD 12 160,200 40 359 4.0

Note:Under stipulated conditions,min.breaking current could be as high as 2.5กซ5 times than tated current.
Dimension drawing