div class=ts-pagebuttonPage 1button div class=ts-image amp-img class=ts-thumb alt=Page 1: kvfirecom · 2017-03-15 · NE CLASS B RATING BIS 15683 TRAY-CIRCULAR n - 30 SECO AREA SOMT 025 041 107 173 452 575 732 MINIMUM DISCHARGE TIME IN SECS RATING 21 -B 34 -B src=https:reader033vdocumentinreader033viewer20220420225e79d1208b7c89573626ce6ehtml5thumbnails1jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 2button div class=ts-image amp-img class=ts-thumb alt=Page 2: kvfirecom · 2017-03-15 · NE CLASS B RATING BIS 15683 TRAY-CIRCULAR n - 30 SECO AREA SOMT 025 041 107 173 452 575 732 MINIMUM DISCHARGE TIME IN SECS RATING 21 -B 34 -B src=https:reader033vdocumentinreader033viewer20220420225e79d1208b7c89573626ce6ehtml5thumbnails2jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 3button div class=ts-image amp-img class=ts-thumb alt=Page 3: kvfirecom · 2017-03-15 · NE CLASS B RATING BIS 15683 TRAY-CIRCULAR n - 30 SECO AREA SOMT 025 041 107 173 452 575 732 MINIMUM DISCHARGE TIME IN SECS RATING 21 -B 34 -B src=https:reader033vdocumentinreader033viewer20220420225e79d1208b7c89573626ce6ehtml5thumbnails3jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 4button div class=ts-image amp-img class=ts-thumb alt=Page 4: kvfirecom · 2017-03-15 · NE CLASS B RATING BIS 15683 TRAY-CIRCULAR n - 30 SECO AREA SOMT 025 041 107 173 452 575 732 MINIMUM DISCHARGE TIME IN SECS RATING 21 -B 34 -B src=https:reader033vdocumentinreader033viewer20220420225e79d1208b7c89573626ce6ehtml5thumbnails4jpg width=142 height=106 layout=responsive amp-img divdiv