sqm1.../sqm2...电动执行机构－大中型燃烧器风门执行机构 sqm1... 转矩10nm 行程时间14…100s sqm2... 转矩20nm 行程时间29…66s sqm1...西门子伺服电机 sqm10.16502，sqm11.16502，sqm20.18502，sqm21.18502，sqm10.15562 sqm11.15502.. sqm2...伺服马达sqm20.18502.sqm21.18502.sqm20.16502.sqm21.18501 sqm20.18501 sqm50/sqm53/sqm54/sqm56...西门子siemens电动执行机构 双向旋转；大转矩可达40nm；具有齿轮离合功能；运行时间10s-90s；内部及外部位置指示，单轴或双轴输出，且有多种规格驱动轴可选 sqm5...大型执行机构 sqm50.381a2/sqm50.481a2.sqm53.482a2z3. sqm50.424a2h3b sqm50.464r2g3r, sqm54.482a2z3. sqm50.424a1z7r. sqm56.680r1z3 sqm56.664r1z3.sqm56.687a2.sqm56.687a2g3.sqm56.687a2z3，sqm50.680a1.sqm50.483a2z3.sqm50.480r1z3,sqm50.480a2z3，sqm50.480a2g3..sqm50.480a2..sqm50.460r1.sqm56.687a1z3，sqm56.364r1g3，sqm53.480a1，sqm50.680a8.sqm56.464r1g3 sqm56.680r1z3.西门子伺服电机sqm56.664r1z3..sqm50.441a2g3 sqm50.424a2z3b..sqm50.383a2..sqm50.361r1g3..sqm50.380a8 sqm50.380a2..sqm50.380a1.sqm50.361r1g4.sqm50.361r1.sqm50.341a2k3 sqm50341a2g3.sqm50.341a2..sqm50.260r2a..sqm50.260r1g4