Thiết bị đóng ngắt Siemens Contactor relay 3RH21221BW40
- Rated control supply voltage Us at AC 50HZ: 0 - 0V
- Rated control supply voltage Us at AC 60HZ: 0 - 0V
- Rated control supply voltage Us at DC: 48 - 48V
- Voltage type for actuating: DC
- Rated operation current Ie , 400 V: 3A
- Connection type auxiliary circuit: Screw connection
- Number of auxiliary contacts as normally closed contact: 2
- Number of auxiliary contacts as normally open contact: 2
- Number of auxiliary contacts as normally closed contact, delayed switching: 0
- Number of auxiliary contacts as normally open contact, leading: 0
- Number of auxiliary contacts as change-over contact: 0
|