替代施耐德RM22UA33MR电压监控继电器, Sieland/讯琅 MD7UW1 (3路监测通道)
价格：1.00
Sieland/讯琅MD7/8系列交直电压监测继电器可以替换下列型号：施耐德：RM22UA21MR、RM22UA22MR、RM22UA23MR、RM22UA31MR、RM22UA32MR、RM22UA33MR、RM22UA33MTABB：CM-ESS、CF-EFS)