E-Frame Breaker are Lighting Panelboard Circuit breakers that are proven effective and reliable which provide a wide variety or robust features that are use specifically in Square D NF Panelboards. This device is a 2 pole bolt-on breaker that is rated at 20 A at a system voltage of 480Y/277 VAC and the breaker is UL Listed as well as CSA rated. This E-Frame breaker has thermal-magnetic trip unit as well as signal indicator that will indicate when a trip has occur. This specific breaker is HACR rated and HID rated. The breaker has aluminium lugs which have a terminal lug rating of AWG 12...AWG 6 (aluminium) and AWG 14...AWG 6 (copper). This E-frame breaker breaking capacity has been tested a numerous voltages but at two voltages the capacity is 18 kA at 480Y/277 VAC and 25 kA at 120/240 VAC. This device has a hold current of 270 A which is the maxiumum current the breaker can be held to ensure it will trip and a trip current of 875A which is the current value when the breaker is guaranteed to trip. The circuit breaker has a height of 5.66 in, width of 0.98 in and a depth of 4.05 in. This breaker was calibrated for 40 degrees C. This product is UL Listed as High Intensity Discharge. HACR rated. E-Frame Breaker are Lighting Panelboard Circuit breakers that are proven effective and reliable which provide a wide variety or robust features that are use specifically in Square D NF Panelboards. This range of breaker is ideally designed to offer superior overload and short circuit protection. All E-Frame breakers have a thermal-magnetic trip unit as well as signal indicator that will indicate when a trip has occur. Mounting bolts are used to hold these breakers in place. This E-Frame breaker is 20A, 2 pole, and has an operating voltage of 480Y/277 VAC. It also provides a 25 kA max interrupt rating at 120 VAC. This device has a hold current of 270A which is the maximum current the breaker can be held to ensure it will trip and a trip current of 875A which is the current value when the breaker is guaranteed to trip. Many accessories are available for this breaker. This breaker was calibrated for 40 degrees C. This product is UL Listed as High Intensity Discharge. HACR rated.