60hz t1 t2 surge arrester b c

{"cid":"91188918","title":"7ka T1+T2 Surge Protective Device Lightning Arrester 4P Surge Protection Device","imgUrl":"https:\/\/img.ismap.com\/nimg\/c4\/07\/8235c033a78179d8467deb718654-200x200-1.jpg","attrs":{"Brand Name":"BRITEC","Model Number":"BR-7M 4P","Minimum Order Quantity":"100 piece \/ pieces","Delivery Time":"15-30 days after payment","Place of Origin":"China","Payment Terms":"T\/T","Supply Ability":"50000 pieces per month","Packaging Details":"EXPORT PACKING","Item Name:":"surge protection device","Standard:":"IEC61643-11 \/ EN 61643-11","Class":"B+C","Type":"T1+T2","Uc":"150V, 275V, 320V","Iimp":"7kA","In":"25kA","Imax":"60ka(8\/20us)","Pole number:":"4P","Transport Package":"Standard Export Packing"}}