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SIEMENS 7SJ6321-5EB20-3FE0/EE Protection Relay
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SIEMENS 7SJ6321-5EB20-3FE0/EE
Advanced numerical protection relay for reliable power system monitoring and protection in industrial and utility applications
| Brand | SIEMENS |
| Model | 7SJ6321-5EB20-3FE0/EE |
| Voltage | 110-240V AC |
| Country of Origin | Germany |
| Weight | 5.0 kg |
| Dimensions | 250x180x120 mm |
| Warranty | 6 months |
| Certifications | CE, UL, IEC 60255 |
| SKU / MPN | 7SJ6321-5EB20-3FE0/EE |
| What’s in the box | Numerical protection relay, mounting brackets, terminal blocks, manual, configuration software CD |
| Protection Functions | Overcurrent, earth fault, thermal overload, under/over voltage |
| Communication | IEC 61850, Modbus, PROFINET |
| I/O | 6 binary inputs, 4 relay outputs, 2 analog inputs |
| Display | LCD graphical display with local control panel |
| Accuracy | Class 0.5 for measurement, 1% for protection |
| Degree of Protection | IP54 (front panel), IP20 (rear) |
Key benefits: Enhanced reliability, flexible communication options, high measurement accuracy, user-friendly interface, comprehensive protection functions
Typical applications: Substation protection, industrial power distribution, motor protection, feeder protection, transformer protection
Lifecycle: Active product, supported with firmware updates and spare parts availability
1 review for SIEMENS 7SJ6321-5EB20-3FE0/EE Protection Relay
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Andrew C. –
Excellent build quality on the terminal blocks. Makes panel wiring neat and fast.