Siemens · PLC Module
7SJ6321-5EB90-3FE0L0S
Siemens Multifunction protective 7SJ6321-5EB90-3FE0+L0S
Siemens
Siemens Multifunction protective 7SJ6321-5EB90-3FE0+L0S
['Home', 'Protection Relays', 'SIPROTEC 4', '7SJ63', '7SJ6321-5EB90-3FE0+L0S'] Need Siemens 7SJ6321-5EB90-3FE…
Specifications
| Brand | Siemens |
|---|---|
| Model Number | 7SJ6321-5EB90-3FE0+L0S |
| Official Product Name | SIPROTEC 4 7SJ63 Multifunction Protection Relay |
| Applicable System | SIPROTEC 4 protection and control systems |
| Product Type | Multifunction protective relay (overcurrent / earth fault) |
| Equivalent Standard | Contact supplier for cross-reference and alternative models |
| Product Status | Active |
| Lifecycle note | Commercialized (SIPROTEC 4 / 7SJ63) |
| Protection class | Overcurrent / earth-fault / directional / voltage / frequency |
| Communication | IEC 60870-5-103, PROFIBUS, DNP3, MODBUS (variant-dependent) |
| Display | Backlit graphic display, programmable LEDs |
| Supply voltage | Contact supplier for exact specifications (variant-dependent) |
| Degree of protection | IP51/IP52 (front) typical for 7SJ63 |
| Weight | Contact supplier for exact specifications (7SJ63 typical approx. 5.5 kg) |
| Enclosure | 1/2 19-inch, panel flush mounting |
Product Description
Basic Product Information
- Earth-fault protection (50N/51N) and directional overcurrent (67/67N)
- Under/over voltage (27/59) and under/over frequency (81)
- Negative-sequence, motor, breaker-failure and auto-reclosing functions
- Local control with graphic display and programmable logic (CFC)
- Overcurrent protection (50/51) definite-time and inverse-time
Technical Specifications
Version & Model Difference
['7SJ6321 differs from 7SJ6322 in I/O count and feature configuration per suffix; confirm exact differentiation via MLFB.', 'SIPROTEC 4 7SJ63 is the predecessor to SIPROTEC 5; verify spares and migration with Siemens.']
Application Scenarios
- Distribution feeder and line protection
- Industrial plant and municipal power distribution
- Rail and infrastructure substations
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