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TEY390
The TEY390 is a molded case circuit breaker from GE Fanuc Emerson’s Spectra series, rated for 90 amps. This unit operates at AC voltage levels of 277/480V and utilizes a thermal magnetic trip mechanism for reliable fault protection.
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Technical specifications for TEY390
| Manufacturer | GE Fanuc Emerson |
|---|---|
| Product Type | Molded Case Circuit Breaker |
| Product Line | Spectra |
| Part Number | TEY390 |
| UPC | 783164182262 |
| Trip Mechanism | Thermal Magnetic |
| Trip Configuration | LI (Long-time & Instantaneous) |
| Interrupt Rating @ 240V | 65 kA |
| Interrupt Rating @ 480V | 14 kA |
| Load Lug Material | Cu/Al (Copper/Aluminum) |
| Handle Type | Toggle Handle |
| Poles | 3 Poles |
| Rated Current | 90 Amps |
| AC Voltage Rating | 277/480V AC |
| Mounting | Bolt-On |
| Wire Range | #4 AWG to 1/0 AWG |
| Common Trip | Yes |
| Trip Indication | Visual Indicator |
The TEY390 circuit breaker is a molded case variant created by GE Fanuc Emerson within the Spectra series. This breaker is engineered for an operational current rating of 90 Amps with effective cell connection points for better management of both copper and aluminum wiring. It operates at an AC voltage of 277/480V, making it suitable for demanding electrical environments.
Featuring a robust thermal magnetic trip mechanism, the TEY390 includes LI trip configurations, which are specifically designed for both long-time and instantaneous responses to fault conditions. The breaker is equipped with a toggle handle for user-friendly operation and is designed for simple bolt-on mounting to facilitate easy installation.
With a commendable interrupting capacity of 65 kA at 240V and 14 kA at 480V, the TEY390 provides excellent protection against overload and short circuit situations. The breaker supports a wire range from #4 AWG to 1/0 AWG, allowing for flexible installation solutions across various applications. For added convenience, it features a common trip function, enabling multiple poles to trip simultaneously in case of a fault, and a visual trip indication system, aiding in quick status assessment. Overall, the TEY390 combines durability with effective circuit protection.
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