Eaton 3G-OTH-40221 — Technical Specifications

Name: Eaton 3G-OTH-40221 Combination Motor Starter: 3 Poles, Circuit Breaker, 12 A, 480V AC Coil, Thermal Protection, 480V AC (MPN ECX77D8CJB-J). Key specifications — Brand: EATON; Auxiliary Contact Form: 1NO; Coil Voltage: 480V AC; Control Transformer: Yes; Wire Termination Type: Screws; Poles/Phase: 3 Pole / Three Phase; Operator Type: Hand/Off/Auto (Selector Switch); Thermal Unit Type: Adjustable Thermal Units (Included).
Brand: Eaton

The EATON Combination Motor Starter (3 Poles) is a circuit breaker starter with thermal overloads, featuring a 480V AC coil and adjustable thermal units included. It operates via a Hand/Off/Auto selector switch and includes a control transformer, 1NO auxiliary contact, and screw-type wire termination. This three-phase unit (MPN ECX77D8CJB-J) provides integrated motor protection in a compact design.

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Technical Specifications

Parameter	Value
AC	480V
Type	Circuit Breaker, 12 A, Thermal Protection
Brand	EATON
AC Coil	480V
Poles/Phase	3 Pole / Three Phase
Coil Voltage	480V AC
Operator Type	Hand/Off/Auto (Selector Switch)
Thermal Unit Type	Adjustable Thermal Units (Included)
Control Transformer	Yes
Wire Termination Type	Screws
Auxiliary Contact Form	1NO
Manufacturer Part Number	ECX77D8CJB-J