TeSys 0 power contactor. 3 pole, 3 NO contacts. Additional auxiliary contacts - 1 NO contact, rated operational power at AC-3, 400 V 4 kW, rated operational current Ie at AC-3, 400 V 9 A, coil 48 V AC. Category AC-3, AC-1, AC-4. Simple machine control in industry, infrastructure and building applications. Easy-to-use interface for electronic devices (PLC). Certifications according to UL, CSA. Product standards in accordance with.