มีของพร้อมจัดส่งภายใน 7-10 วันทำการ (In stock for delivery within 7-10 working days)
Accessories for use with the 3RB range of electronic overload relays. The 3RB2 range of Solid State Electronic overloads can be connected directly to Siemens SIRIUS contactors to provide accurate motor overload protection with enhanced single phase sensitivity,Application: Protection of 3 phase AC motors in sinusoidal 50/60Hz network.