Product image is representative; revision or series may vary. Contact us to request a specific version.
CN55NN3A
The CN55NN3A from Eaton Cutler-Hammer is a robust NEMA motor control contactor specifically designed for industrial applications. Supporting a rated current of 135 A, it functions efficiently across a voltage spectrum from 208 to 600 V.
-
We sell industrial automation parts backed by our free 2-Year DO Supply Warranty.
-
Same-day domestic and fast international shipping with UPS, FedEx, DHL, and more.
-
AMEX, Visa, MasterCard, Discover, wire transfer, net terms, and more.
-
Repairs and exchanges are available for all automation products.
- Reseller Options
Drop shipping, blind shipping, and account shipping with no extra fees.
Technical specifications for CN55NN3A
| Manufacturer | Eaton Cutler-Hammer |
|---|---|
| Product Type | NEMA Motor Control Contactor |
| Product Line | Freedom Series |
| Part Number | CN55NN3A |
| UPC | 782113604145 |
| NEMA Size | Size 4 |
| Coil Voltage | 110 to 120 V |
| Minimum Frequency | 50 Hz |
| Maximum Frequency | 60 Hz |
| Phase Type | 3-Phase |
| Rated Current | 135 A |
| Horsepower Rating at 208 V | 40 Hp |
| Number of Poles | 3 Poles |
| Rated Voltage | 208 to 600 V |
| Frame Type | CN55NN Frame |
| Horsepower Rating at 240 V | 50 Hp |
| Horsepower Rating at 480/600 V | 100 Hp |
The Eaton Cutler-Hammer CN55NN3A operates as a NEMA motor control contactor within the Freedom Series. Engineered for demanding environments, it features a rated current capacity of 135 amperes and handles a wide voltage range from 208 to 600 volts. The CN55NN3A is classified as a NEMA Size 4 device, providing robust performance in 3-phase electrical systems.
Its coil voltage falls between 110 and 120 V, allowing it to function efficiently under specified conditions. The operational frequency range is set between 50 Hz and 60 Hz, ensuring versatility across different mechanical systems. This contactor's construction includes three poles, making it suitable for a variety of motor control applications. It achieves horsepower ratings of 40 Hp at 208 V, 50 Hp at 240 V, and extends up to 100 Hp when operating at 480 or 600 V. The frame designation is CN55NN, aligning it with other units in the Eaton Cutler-Hammer series, ensuring compatibility and reliability across installations.