The Telemecanique 17472 is a high-quality miniature circuit breaker designed to offer efficient and reliable protection for electrical circuits. Part of the renowned Multi 9 range, this product is named Multi 9 C60 and is commonly referred to by its device short name, C60 UL1077. It is specifically crafted for distribution applications and is equipped with three protected poles.
With a rated current of 30 A at 77 °F (25 °C), the Telemecanique 17472 is suitable for AC networks and incorporates thermal-magnetic trip unit technology. It is also suitable for isolation, conforming to EN/IEC 60947-2 standards. The device operates optimally within a system voltage range that includes 240 V AC, 440 V AC, and 415 V AC, making it versatile for various electrical setups.
The circuit breaker features a clip-on mounting mode for ease of installation and a 3P pole description. It boasts an impressive breaking capacity with AIR 10 kA at 240 V AC conforming to UL 1077 and Icu values ranging from 6 kA at 440 V AC to 20 kA at 240 V AC in accordance with EN/IEC 60947-2 and GB 14048.2 standards. The network frequency compatibility is 50/60 Hz, and it has a D curve code.
For safety and ease of use, the Telemecanique 17472 includes a contact position indicator and a toggle control type, along with ON/OFF indication for local signalling. It is designed to be mounted on a DIN rail and has a compact form factor with dimensions of 3.19 in (81 mm) in height, 2.13 in (54 mm) in width, and 2.87 in (73 mm) in depth, weighing 0.73 lb(US) (0.33 kg).
The device is finished in a professional grey colour and is engineered for longevity with a mechanical durability of 20,000 cycles and electrical durability of 10,000 cycles. It also provides the option for padlocking, enhancing security measures. Connection terminals are of the tunnel type, accommodating top or bottom rigid wires from 0...0.05 in² (2.5...35 mm²) max, with a wire stripping length of 0.55 in (14 mm) top or bottom and a tightening torque of 30.97 lbf.in (3.5 N.m) top or bottom.
The Telemecanique 17472 is a testament to Schneider Electric's commitment to quality, offering a reliable solution for protecting electrical circuits in a variety of applications.