Part of the GE Q-Line family, the GE TEYF390 is a 90 Amp three-pole molded case circuit breaker designed for commercial and industrial power distribution applications. This compact bolt-on breaker installs securely into GE A-Series lighting panelboards and provides dependable thermal-magnetic LI (Long-Time and Instantaneous) protection against overloads and short circuits. Rated at 18kAIC for 480Y/277VAC systems, the unit incorporates quick-make/quick-break mechanisms, a common trip bar, and a visual trip indicator for enhanced operational safety and simplified troubleshooting. The breaker is HACR rated for HVAC equipment applications and supports optional accessories including shunt trip, auxiliary switch, undervoltage release, bell alarm, and handle lock features.
Voltage and Rating
- Current Rating: 90 Amps
- Voltage Rating: 240VAC, 277VAC, 480Y/277VAC, 250VDC, 120/240VAC
- Phase: 3 Phase
- Interrupting Capacity:
- 65 kAIC @ 240VAC
- 18 kAIC @ 277VAC
- 18 kAIC @ 480Y/277VAC
- 10 kAIC @ 250VDC
- 65 kAIC @ 120/240VAC
- Frequency: 50/60 Hz
Key Specifications
- Breaker Type: Molded Case Circuit Breaker
- Trip Function: LI (Long-Time & Instantaneous)
- Protection Type: Thermal Magnetic
- Number of Poles: 3-Pole
- Series: TEYF / Q-Line
- Mounting Style: Bolt-On
- Terminal Type: Lugs
- Application: Commercial and industrial power distribution
- For Use With: GE A-Series Lighting Panelboards
- Accessories Included: Load Side Lugs
- Available Options: Shunt Trip, Auxiliary Switch, Undervoltage Release, Bell Alarm, Padlock Attachment, Handle Lock
Technical Specifications
- Trip Technology: Thermal Magnetic
- Trip Adjustability: Fixed Thermal, Fixed Magnetic
- Wire Gauge Range: 4–1/0 AWG (Copper/Aluminum)
- Minimum Wire Size: 4 AWG
- Maximum Wire Size: 1/0 AWG
- Temperature Rating: 40°C
- Construction Features: HACR Rated, Quick-Make/Quick-Break, Common Trip, Non-Interchangeable Trip, Visual Trip Indicator
- Standards: CSA C22.2 No. 5.1, UL 489
- Approvals: CSA, HACR, UL
Product Data
- Manufacturer: ABB / General Electric
- Part Number: TEYF390
- Series: TEYF
- UPC: (Not provided in source data)
- Type Thermal Magnetic
- Vendor GE
- Brand GE
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You may return items within 30 days of delivery for a refund.
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