The 140G-H0C3-C15 circuit breaker is a molded-case circuit breaker which belongs to the 140G series from Allen-Bradley. The 140G breakers are available in 3 and 4-pole options, are certified for worldwide use by the IEC, CSA, and UL standards, they support a wide range of factory or field-installed accessories, and they support 10 Amps to 300 Amps current ratings. The 140G-H0C3-C15 circuit breaker is a 3-pole breaker with 15 Amps of rated current. The fixed thermal/magnetic trip unit on the breaker is set for 15 Amps of thermal trip and 400 Amps of magnetic trip. The frame of the breaker is an H Frame which weighs 1.2 kilograms. The dimensions of the breaker are 130 x 90 x 82 millimeters.

The interrupting ratings for the 140G-H0C3-C15 circuit breaker according to UL 489 and CSA22.2 standards at 240, 480, and 600 Volts AC (50 to 60 Hertz) are 200, 100, and 35 kiloamps, respectively. According to the IEC 60947-2 standards, the breaking capacity for the 140G-H0C3-C15 circuit breaker at 220, 415, 440, and 690 Volts AC (50 to 60 Hertz) is 150, 120, 100, and 18 Amps. The rated breaking capacity for the 140G-H0C3-C15 circuit breaker according to the IEC 60947-2 circuit breaker for DC voltage is 85 kiloamps at 250 to 500 Volts DC. The mechanical life of the 140G-H0C3-C15 circuit breaker is 25,000 operations at 240 operations per hour. The circuit breaker’s rated electrical life (415 Volts AC) is 8000 operations at 120 operations per hour. The maximum ambient temperature without derating is 104 degrees Fahrenheit. The recommended storage temperature range is from -40 to 176 degrees Fahrenheit. The recommended wire type for termination on the 140G-H0C3-C15 circuit breaker is 75 degrees Celsius rated copper wire.