Schneider Electric M9U21210 This Multi9 C60H-DC is a low voltage miniature circuit breaker (MCB) dedicated to direct current. It is a 2P circuit breaker with 2 protected poles, 10A rated current and C tripping curve. The rated short circuit breaking capacity goes up to 20kA at 220VDC conforming to EN/IEC 60947-2 standard and 20kA at 220VDC conforming to EN/IEC 60947-2 standard. This product complies with both industrial standard EN/IEC 60898-1 and residential standard EN/IEC 60947-2. It has been designed to offer enhanced protection by preventing, protecting people and equipment from electrical threats. This product protects from short circuit, earth leakage and overload. This product is dedicated for original equipment manufacturers (OEM) and control panel builders. It has an electrical endurance going up to 3000 cycles and a mechanical endurance going up to 20000 cycles. The Ue operational voltage is 220VDC. The Ui rated insulation voltage is 500VDC. The Uimp rated impulse withstand voltage is 6kV. The product can be clipped on a DIN rail. Its width is 4 pitches of 9mm. Pollution degree is 3. The product colour is light grey (RAL7035). The dimensions are (W) 36mm x (H) 81mm x (D) 73mm. The weight is 0.128kg. It has an IP20 degree of protection (as per IEC/EN 60529) on its terminals. The operating temperature is -25°C to 70°C. The storage temperature is -40°C to 85°C. Features & Benefits • Thermal-magnetic technology for accurate overload protection
• 10A rating suitable for various applications
• High breaking capacity of 10kA for dependable fault clearance
• 2-pole configuration for effective circuit management
• DIN rail mount design for straightforward installation in control panels
• Clear ON/OFF indication for easy operation and monitoring Applications • Used in industrial automation systems for DC protection
• Suitable for solar power systems to ensure circuit reliability
• Protects battery and charging systems
• Applicable for telecommunications equipment
• Incorporated in renewable energy installations for safety What type of installation is needed for this device? The device is designed for simple installation on standard DIN rails, ensuring compatibility with different control panels. Can it be used in outdoor environments? This device is rated IP20, indicating it is suitable for indoor use additional protection is required for outdoor applications. How to determine the appropriate size for the connections? It accommodates tunnel-type terminals for cables ranging from 1mm² to 25mm² depending on cable type, ensuring a secure connection. Is there a way to secure it against unauthorised access? Yes, the design includes a provision for padlocking, enhancing security against unauthorised operation. What is the ambient temperature range for operation? The device operates effectively between -25°C and 70°C, catering to various operational conditions.