51SM147AB4B, 51SMXX7AXXB, 51SMXXDAXXB
(“1st X” stands for colour;
“2nd X” stands for the Distribution for inserts;
“3rd X” stands forCCT;
“4th X” stands forLumen-Output)
BS EN IEC 60598-2-1:2021;
BS EN IEC 60598-1:2021