Eaton GHQ1020: 20 Amp, 1-Pole, Series C NEMA G-Frame Thermal Magnetic circuit breaker, 277V, 14kA, bolt-on mounting, UL listed.
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Manufacturer: Eaton
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Brand: Eaton Cutler-Hammer
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Product Range: GHQ Series / Quicklag (for Eaton Pow-R-Line 2a and 4 panelboards for 277/480V applications)
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UPC: 782114985113
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Model Number: GHQ1020
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Breaker Type: Thermal Magnetic Molded Case Circuit Breaker
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Frame: Series C NEMA G-Frame (GHP, GDB-Frame)
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Amperage: 20 Amps
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Poles: 1-Pole (Single-Pole)
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Voltage: 277 Volts AC (single-pole)
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Interrupt Rating: 14 kAIC at 277V, 65 kAIC at 120/240V
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Mounting Mode: Bolt-On
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Trip Type: Non-Interchangeable, Fixed Thermal Magnetic
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Trip Functions: Long-Time and Instantaneous
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Wire Size: #14-10 AWG (20 lb-in), #8 AWG (25 lb-in), #6-4 AWG (27 lb-in), #3-1/0 AWG (45 lb-in)
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Terminal Type: Screw clamp connection, box lug terminals
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Shunt Trip Voltage: 120/208/240V available
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Dimensions: Height: 4 in; Width: 3 in; Depth: 2.63 in
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Weight: 0.4 lbs
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Certifications: UL 489 Listed
This Eaton GHQ1020 bolt-on circuit breaker delivers dependable 20A, 1-pole thermal magnetic protection for 277V circuits in Pow-R-Line panelboards. Designed for commercial and industrial applications with 14kA interrupt rating at 277V and secure bolt-on mounting, it supports high-voltage branch circuit protection including fluorescent lighting systems and HVAC equipment in 277/480V panelboard installations.