【美国UE防爆压力开关为什么要用整体焊接式】
◆ 焊接不锈钢设计结构
许多型号的压力开关采用了焊接不锈钢膜片或焊接不锈钢波纹管结构,省略了“O”型环,这种无泄漏的设计提高了危险防爆区域的防火性能,同时提高了耐压性。
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热跟踪式和防冻保护的温度自调节的开关
H121-550?? H121-552?? H121-553???? H121-614???? H121-270?? H121-146???? H121-S146B
H121-156?? H121-126?? H121-134???? H121-137???? H121-144?? H121-358???? H121-S156B
H121-361?? H121-376?? H121-612???? H121-554???? H121-555?? H121-701???? H121-S137B
H121-702?? H121-450?? H121-452???? H121-453???? H121-454?? H121-274???? H121-S134B
H121-703?? H121-704?? H121-705???? H121-164???? H121K-147? H121K-157??? H121-S126B
H121K-456? H121K-599? H121K-457??? H121-S144B?? H121-15875 H121K-S147B? H121K-S157B
H121-S134B H121-S164B H121K-S157B
H122-614?? H122-126?? H122-134???? H122-137???? H122-144?? H122-702???? H122-S126B
H122-450?? H122-452?? H122-453???? H122-454???? H122-270?? H122-274???? H122-S146B
H122-554?? H122-555?? H122-701???? H122-550???? H122-552?? H122-553???? H122-S156B
H122-146?? H122-156?? H122-703???? H122-704???? H122-705?? H122-164???? H122-S137B
H122-358?? H122-361?? H122-376???? H122-612???? H122-146?? H122-156???? H122-S164B
H122P-452? H122P-453? H122P-454??? H122P-550??? H122P-552? H122P-553??? H122P-S144B
H122P-553? H122P-270? H122P-274??? H122P-358??? H122P-361? H122P-376??? H122P-S164B???
H122P-554? H122P-555? H122P-612??? H122P-614??? H122P-156? H122P-164??? H122P-S134B
H122P-450? H122P-126? H122P-134??? H122P-144??? H122P-146? H122K-157??? H122P-S146B
H122K-599? H122K-147? H122K-157??? H122K-456??? H122K-457? H122K-147??? H122P-S156B
H122K-599? H122K-456? H122K-45???? H122-S144B?? H122-S134B H122P-S126B? H122P-S144B
H122K-S157B H122K-S147B