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AA21PB
The Eaton Cutler-Hammer AA21PB is a thermal overload relay suitable for motor protection. It operates within a full load current range of 26.3 to 45.0 A and supports a voltage rating of 600 VAC, making it appropriate for various applications.
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Technical specifications for AA21PB
| Manufacturer | Eaton Cutler-Hammer |
|---|---|
| Product Type | Thermal Overload Relay |
| Product Line | Freedom Series |
| Part Number | AA21PB |
| Relay Type | Type A |
| Number of Poles | 1 Pole |
| Motor Full Load Current | 26.3 to 45.0 A |
| Voltage Rating | 600 VAC |
| Trip Class | Class 20 |
| NEMA Size Rating | Size 2 |
| Mounting Style | Panel Mounted |
| Reset Type | Automatic / Manual Reset |
| Minimum Operating Temperature | -40 °C |
| Maximum Operating Temperature | 75 °C |
| Minimum Storage Temperature | -40 °C |
| Maximum Storage Temperature | 80 °C |
The AA21PB from Eaton Cutler-Hammer represents a reliable thermal overload relay within the Freedom Series. This relay is engineered to offer effective motor protection with a full load current range spanning 26.3 to 45.0 A. Its voltage rating reaches up to 600 VAC, which allows it to perform efficiently across many electrical systems.
This unit is classified as a Type A relay and consists of a single pole design, optimizing it for various applications that adhere to specific current and voltage requirements. With a trip class rating of Class 20, the AA21PB is adept at providing accurate response and protection against overload conditions. Additionally, it meets NEMA Size 2 standards, ensuring compatibility with numerous panel setups.
The relay's mounting style is panel-mounted, simplifying installation. It features both automatic and manual reset options that offer flexibility in operation following an overload event. Operational temperature ranges are robust, supporting minimum and maximum temperatures from -40 °C to 75 °C, while maintaining capable storage conditions between -40 °C and 80 °C. This versatility makes the AA21PB suitable for diverse environments and applications in industrial settings.
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