Brand: Siemens Description: Power supply PS 407 Condition: Brand New Certificate: COO TEST REPORT WARRANTY LETTER Warranty: 1 year Inventory Qty: 1 Payment Term: T/T Shipping Port: Shenzhen Siemens 6ES74070RA020AA0: SIMATIC S7-400, Power supply PS407, 20 A, wide range, UC 120/230V, 5 V DC/20 A.
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Manufacture |
Siemens |
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Model Number |
6ES74070RA020AA0 |
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Catalog |
ST74 |
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Country Of Origin |
Germany |
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HS CODE |
8538900000 |
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Dimension |
5*29*21.7cm |
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Packing Dimension |
7*31*25cm |
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Weight |
1.3kg |
Technical Parameters
Input current
Input current Rated value at 120 V DC: 1.4 A
Rated value at 230 V DC: 0.7 A
Rated value at 120 V AC :1.4 A
Rated value at 230 V AC: 0.7 A
Inrush current, max. : 88 A; Full width at half maximum 1.1 ms
Leakage current, max. : 3.5 mA
Output current for backplane bus (5 V DC), max. :20 A; no base load required
for backplane bus (24 V DC), max. : 1 A; idling-proof
Short-circuit protection Yes Power Active power input, typ. : 158 W
Power loss Power loss, typ. : 35 W
Key Features
The Siemens 6ES74070RA020AA0 excels in performance and integration for Siemens S7-400 PLC systems.
High-Capacity Output: Delivers 5V DC/20A with 95% efficiency, ensuring stable power for high-density control systems like robotic arms or conveyor belts . Its redundancy support minimizes downtime in continuous production lines.
Modular and Scalable Design: As part of the Siemens PS407 series, this module integrates seamlessly with S7-400 racks and supports hot-swapping for maintenance without halting operations.
Compatible Equipment
The Siemens 6ES74070RA020AA0 works synergistically with Siemens automation components:
S7-400 Controllers: Pair with CPUs like 6ES74122XK050AB0 to manage complex automation tasks in automotive or pharmaceutical manufacturing .
Distributed I/O Systems: Integrate with ET200 modules for decentralized control in large-scale facilities, reducing cabling costs and enhancing flexibility .
Application Scenarios
The Siemens 6ES74070RA020AA0 powers mission-critical systems across industries:
Automotive Assembly Lines: Provides uninterrupted power to PLCs controlling welding robots and quality inspection systems, ensuring precision and safety .
Smart Warehousing: Supports automated sorting systems and AGV (Automated Guided Vehicle) fleets in logistics centers, optimizing inventory management .
Installation and Maintenance
Deploying the Siemens 6ES74070RA020AA0 is streamlined for efficiency:
DIN Rail Mounting: Install vertically or horizontally on standard 35mm DIN rails, with clear LED indicators for real-time status monitoring .
Preventive Maintenance: Schedule bi-annual inspections to clean dust buildup and verify cooling efficiency. Siemens-certified technicians recommend using SITOP redundancy modules to extend service life .
