CH340ST - Cutler Hammer 40 Amp 3 Pole 240V Type CH Thermal Magnetic Circuit Breaker with Shunt Trip, 10 kAIC, Plug-In, UL 489

CH340ST

CH340ST is a Cutler Hammer 3-pole, 40 Amp, 240V thermal magnetic circuit breaker designed for Type CH loadcenters.

This circuit breaker features a common trip mechanism, includes a 120V shunt trip, and is rated for 10 kAIC interrupting capacity. It is a plug-in style breaker, suitable for three-phase applications, and complies with UL 489 standards. The CH340ST is engineered for reliable protection in commercial and industrial power distribution systems.

Key Specifications
• Part Number: CH340ST
• Manufacturer: Cutler Hammer (Eaton)
• Amperage: 40 Amp
• Voltage: 240V AC
• Poles: 3
• Mounting Type: Plug-In
• Interrupt Rating: 10 kAIC
• Series/Frame: Type CH
• Trip Unit: Thermal Magnetic, Common Trip
• Shunt Trip: 120V (included)
• Wire Size: #10-1/0 AWG Cu/Al
• Certifications: UL 489
• Used With: Type CH Loadcenters

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Specifications

• Part Number: CH340ST
• Manufacturer : Cutler Hammer
• Brand : Cutler Hammer
• Category : Circuit Breaker
• Item Subcategory : Molded Case
• Family : CH Series
• Type : CH
• Voltage : 240
• Amperage : 40
• Phase : 3
• Poles : 3
• AIC rating : 10kA@240V
• Connection : Plug-In
• Functions : Long Time and Instantaneous Trip
• Frame Size : CH
• Temp Rating : -13–158 °F (-25–70 °C)
• Protection : Thermal Magnetic

Product Data

• UPC : 782113322124
• GTIN : 00782113322124
• Country of Origin : Dominican Republic
• Dimensions : 4.5 in x 3.5 in x 4.5 in (Length/Depth x Height x Width)
• Weight : 1.15
• Certification : UL 489
• Wire Size : #10 to 1/0 AWG, Cu/Al