المقاولين,قاطع الدائرة,العاكس للطاقة الشمسية,عداد كهرباء,البطاريات الشمسية
- المراسلات النموذجية الأساسية
REL52012C is a specific model of Schneider PowerLogic/Easergy P3U30 Series Universal Protection Relay. Its standard part number is REL52012, and the corresponding complete product reference code is: P3U30-5ABA1BDAC
| وضع العلامات | وصف تفصيلي |
| REL52012 | Schneider official material code (standard model) |
| REL52012C | Version with suffix “ج”, generally refers to China market version or specific production batch |
| P3U30-5ABA1BDAC | Full product reference code containing all configuration information |
- Full Model Code Decoding (P3U30-5ABA1BDAC)
| الجزء النموذجي | تعريف | Code Value | شرح مفصل |
| P3U30 | سلسلة المنتجات | P3U30 | Universal protection relay for feeder and motor protection |
| 5 | نوع مصدر الطاقة | 5 | 48-230V AC/DC wide-range power supply |
| ABA | Measurement Input Configuration | ABA | 4ل (3CT+1Io) ring-type terminals + 4VT (100V/110V) voltage input |
| 1 | I/O Configuration | 1 | 16DI/4DO (without watchdog) |
| دينار بحريني | Communication Configuration | دينار بحريني | Extended communication configuration |
| تكييف | Digital Input Voltage + واجهة الاتصالات | تكييف | من: 110-230V AC/DC wide range; Dual RJ45 Ethernet ports + RS485 serial port |
- Core Specification Parameter Table
| فئة المعلمة | Technical Specification | ملاحظات |
| المعلومات الأساسية | ||
| نوع المنتج | Universal Protection Relay | Suitable for feeder and motor protection applications |
| Standard REL Code | REL52012 (REL52012C is China version) | Official material part number |
| المعلمات الكهربائية | ||
| جهد الإمداد | 48-230الخامس التيار المتناوب/تيار مستمر | Wide voltage design compatible with global power grids |
| Measurement Input | 4ل (3CT+1Io) ring terminals, 4VT (100V/110V) | Ring terminals ideal for high-current measurement |
| الإدخال الرقمي (من) | 16 القنوات, 110-230V AC/DC wide range | Opto-isolated with strong anti-interference capability |
| الإخراج الرقمي (يفعل) | 4 القنوات, إخراج التتابع | Contact rating: 5أ/250 فولت تيار متردد |
| Communication Performance | ||
| واجهة الاتصالات | 2×RJ45 Ethernet ports + 1×RS485 serial port | Supports network redundancy and remote monitoring |
| Supported Protocols | Serial: مودبوس ار تي يو, اللجنة الانتخابية المستقلة 60870-5-101/103 | Fully compatible with industrial communication standards |
| إيثرنت: اللجنة الانتخابية المستقلة 61850, Modbus TCP, DNP3, إيثرنت/IP | ||
| ميكانيكية & البيئية | ||
| أبعاد | 96×96×75mm | Standard panel mounting size |
| نوع التركيب | Panel mounting / تركيب السكك الحديدية DIN | Flexible for different control cabinet layouts |
| درجة حرارة التشغيل | 0°C ~ 60°C | Industrial standard temperature range |
| فئة الحماية | IP40 (اللوحة الأمامية) | Suitable for installation inside control cabinets |
- Meaning of Suffix “ج”
اللاحقة “ج” in REL52012C mainly indicates:
- Regional Version Identifier: Usually stands for dedicated version for China market, optimized in configuration for China power grid standards.
- Manufacturing Information: Produced by Schneider’s local factory in China (SSIC).
- التكيف الشهادة: Specially certified for China market requirements (على سبيل المثال. شهادة سي سي سي) to comply with Chinese national standards.
REL52012C and standard REL52012 are completely identical in core functions and technical parameters, differing only in sales region, certification and manufacturing origin.
- Application Scenario Recommendation
| سيناريو التطبيق | المزايا الأساسية | Adaptation Reason |
| Smart Substation (China Market) | Dual Ethernet + اللجنة الانتخابية المستقلة 61850 support | Complies with China smart grid standards and facilitates system integration |
| Feeder Automation System | 4L ring terminals + extended communication | Adapts to high-current measurement; supports remote monitoring and fault diagnosis |
| Industrial Power Distribution System | Wide-range DI voltage + multi-protocol support | Fits complex factory voltage environments; compatible with various PLC and SCADA systems |
| International Projects (China Region) | China certified version + global standard compatibility | Meets local compliance requirements while supporting international communication protocols |
- معلومات تكميلية
- Hardware Compatibility: Fully consistent in physical dimensions and mounting method with all P3U30 series models; direct interchangeable installation available.
- وظائف الحماية: Equipped with more than 40 protection functions including overcurrent, خطأ الأرض, انخفاض الجهد, phase sequence reversal, الزائد, إلخ., complying with IEC 60255 معيار.
- Firmware Upgrade: Supports remote firmware upgrade via Ethernet port; RS485 port available for local upgrade.
- قائمة الملحقات:
Front connector: Standard 9-pin spring terminal
Communication cable: RS485 shielded twisted pair (خياري)
Ethernet cable: CAT5e/CAT6 industrial Ethernet cable (مُستَحسَن)
