Eaton ZB12-1.6 Motor Protection Relay, 1.0–1.6 A, Class 10, for DILM7–DILM15 Contactors 278436

The Eaton ZB12-1.6 thermal overload relay offers precise motor protection in a compact frame, directly mounting onto DILM7 to DILM15 contactors. Its adjustable current range of 1.0–1.6 A and Class 10 tripping characteristic suit standard motor starting duties, while selectable manual/automatic reset adds operational flexibility.

Highlights

• Thermal overload protection with adjustable setting from 1.0 A to 1.6 A
• Direct mounting to Eaton DILM7, DILM9, DILM12, and DILM15 contactors
• Class 10 tripping characteristic for normal motor starting conditions
• Selectable manual or automatic reset function
• 1 NO + 1 NC auxiliary contacts for status signalling
• Screw terminals for secure wiring

In daily use

The ZB12-1.6 is installed directly onto the contactor without additional accessories, reducing wiring time and panel space. After an overload trip, the relay can be reset manually or automatically depending on the application. The auxiliary contacts provide remote indication of the relay state, enabling integration into control circuits.

Full specifications

• Current setting range: 1.0–1.6 A
• Overload class: Class 10
• Number of poles: 3-pole
• Mounting type: Direct mounting to contactor
• Compatible contactors: Eaton DILM7, DILM9, DILM12, DILM15
• Trip principle: Thermal overload
• Reset function: Manual/Automatic (selectable)
• Auxiliary contacts: 1 NO + 1 NC
• Rated operational voltage (Ue): Up to 690 V AC
• Rated insulation voltage (Ui): 690 V
• Rated impulse withstand voltage (Uimp): 6 kV
• Degree of protection: IP20 (terminals)
• Ambient operating temperature: -25 to +55 °C
• Terminal type: Screw terminals
• Frame size: ZB12
• Function: Motor overload protection

Final note

The ZB12-1.6 is a reliable thermal overload relay for motor protection in combination with Eaton DILM contactors, offering adjustable settings and flexible reset options for industrial applications.