{"product_id":"abb-cma121-3dde-300-401-dc-power-supply-module","title":"ABB CMA121 3DDE300401 Synpol D DC Power Supply Module","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\u003cp\u003eThe ABB CMA121 (3DDE300401) is a Synpol D series DC power supply module designed for reliable power conversion in industrial control environments. This module provides a stable, regulated output voltage, ensuring consistent performance for sensitive electronic components within the ABB control system architecture.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eCompact design optimized for industrial cabinet integration.\u003c\/li\u003e\n\u003cli\u003eRegulated 5 V DC output with high precision.\u003c\/li\u003e\n\u003cli\u003eWide input voltage tolerance to accommodate fluctuations in 24 V DC supply lines.\u003c\/li\u003e\n\u003cli\u003eLow ripple and noise characteristics for stable operation of sensitive logic circuits.\u003c\/li\u003e\n\u003cli\u003eRobust isolation between input and output stages.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eApplications\u003c\/h3\u003e\u003cp\u003eThis power supply module is typically utilized in industrial automation systems, specifically within ABB Synpol D control configurations, to provide auxiliary power to I\/O racks, communication interfaces, or localized control logic boards.\u003c\/p\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003ctable border=\"1\"\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Model\u003c\/td\u003e\n\u003ctd\u003eCMA121 (3DDE300401)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Voltage Range\u003c\/td\u003e\n\u003ctd\u003e18 V DC to 32 V DC (24 V DC nominal)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Voltage\u003c\/td\u003e\n\u003ctd\u003e5 V DC +\/- 1%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax Output Current\u003c\/td\u003e\n\u003ctd\u003e4 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Output\u003c\/td\u003e\n\u003ctd\u003eUp to 20 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRipple and Noise\u003c\/td\u003e\n\u003ctd\u003e\u0026lt; 50 mV peak-to-peak\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsolation\u003c\/td\u003e\n\u003ctd\u003e500 V DC (Input to Output)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e0 degC to +60 degC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage Temperature\u003c\/td\u003e\n\u003ctd\u003e-40 degC to +85 degC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRelative Humidity\u003c\/td\u003e\n\u003ctd\u003e5% to 95% (non-condensing)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eEnsure the module is mounted in a clean, dry environment with adequate ventilation to maintain operating temperatures within the specified range.\u003c\/li\u003e\n\u003cli\u003eVerify that the input power source is within the 18-32 V DC range before connecting to the module terminals.\u003c\/li\u003e\n\u003cli\u003eUse appropriate wire gauges for the input and output connections to minimize voltage drop.\u003c\/li\u003e\n\u003cli\u003eEnsure proper grounding of the module chassis to the cabinet earth bus to minimize electromagnetic interference (EMI).\u003c\/li\u003e\n\u003cli\u003eAlways power down the system before inserting or removing the module to prevent electrical arcing or damage to the connector pins.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003ch3\u003eWhat is the primary function of the CMA121 module?\u003c\/h3\u003e\u003cp\u003eThe CMA121 is a DC-to-DC power supply module designed to convert a 24 V DC input into a regulated 5 V DC output, specifically for use within ABB Synpol D systems.\u003c\/p\u003e\u003ch3\u003eCan this module be used in high-temperature environments?\u003c\/h3\u003e\u003cp\u003eThe module is rated for operation between 0 degC and +60 degC. For installations exceeding these limits, additional cooling or climate control within the enclosure is required.\u003c\/p\u003e","brand":"ABB","offers":[{"title":"Default Title","offer_id":50644496679164,"sku":"3DDE300401","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/9983\/1292\/files\/wm_1_1bc02a0c-64a5-4098-8175-f099f93ac5c4.jpg?v=1784965593","url":"https:\/\/www.electronicplc.com\/ar\/products\/abb-cma121-3dde-300-401-dc-power-supply-module","provider":"Electronic PLC","version":"1.0","type":"link"}