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The AA43A thermal overload relay from Eaton Cutler-Hammer is designed for effective motor protection within the Freedom Series. It supports a voltage rating of 600 VAC and a full load current range from 19A to 135A, ensuring compatibility with a variety of applications.
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| Manufacturer | Eaton Cutler-Hammer |
|---|---|
| Product Type | Thermal Overload Relay |
| Product Line | Freedom Series |
| Part Number | AA43A |
| Weight | 2.25 lbs (1.02 kg) |
| UPC | 786678227153 |
| Number of Poles | 3 Poles |
| Full Load Current Range | 19A - 135A |
| Voltage Rating | 600 VAC |
| Number of N.C. Auxiliary Contacts | 1 N.C. Contact |
| Mounting Type | Starter / Panel Mounted |
| Trip Type | Bimetallic, Inverse Time-Delay Trip |
| Reset Type | Manual / Auto Reset |
| Terminal Type | Screw Terminals |
| Relative Humidity | 5 to 95% (Non-Condensing) |
The Eaton Cutler-Hammer AA43A is a thermal overload relay that offers reliable protection for motors and other electrical equipment. With a weight of 2.25 lbs, this component is designed for easy mounting, whether integrated into a starter or directly onto a control panel. The device operates across a full load current range of 19A to 135A, making it versatile for numerous applications.
This relay is designed to handle voltages of up to 600 VAC. Featuring three poles, the AA43A includes a single normally closed (N.C.) auxiliary contact for added functionality. A bimetallic trip mechanism provides an inverse time-delay trip function, enhancing the relay's ability to respond effectively under varying load conditions. Users can choose between manual and automatic reset options for trip conditions, offering flexibility depending on operational needs.
Terminal connections are facilitated through screw terminals, ensuring secure and stable connections during installation. Additionally, the AA43A is rated for a relative humidity range from 5% to 95% (non-condensing), allowing it to perform reliably in diverse environmental conditions. Overall, this thermal overload relay is engineered for dependable performance in electrical systems.