製品紹介
The Woodward MRI3I5E5DM Protection Relay is a high-reliability digital relay designed for protection, monitoring, and control / industrial engines, generators, and electrical distribution systems. It provides precise detection and response to abnormal conditions such as overcurrent, overvoltage, undervoltage, and frequency deviations, ensuring safe operation / critical equipment. Engineered for industrial, marine, and power generation applications, this relay integrates advanced digital algorithms with flexible interface options, allowing real-time monitoring, event logging, and system diagnostics. The MRI3I5E5DM enhances operational safety, system efficiency, and reliability in complex control environments.
Product Parameters
| Parameter | Specification |
|---|---|
| Product Type | Digital Protection Relay |
| モデル | MRI3I5E5DM |
| Dimensions | 140 × 120 × 60 mm |
| 重量 | 0.65 kg |
| Input Voltage | 24–60 V DC nominal |
| Power Consumption | 8 W typical |
| Operating Temperature Range | –20 °C to +70 °C |
| Storage Temperature Range | –40 °C to +85 °C |
| Protection Functions | Overcurrent, overvoltage, undervoltage, frequency, phase imbalance |
| Trip Response Time | <50 ms (typical) |
| Communication Interfaces | Modbus RTU, CAN, optional Ethernet/IP |
| Status Indicators | LED indicators for power, trip, and alarm status |
| Mounting | DIN rail or panel mount |
| Housing Material | Aluminum with protective coating |
| Environmental Protection | IP65 |
| Compliance | CE, UL, RoHS |
Applications
The MRI3I5E5DM Protection Relay is used in critical protection and monitoring applications, including:
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Industrial Generators – safeguarding generator sets from electrical faults and abnormal conditions.
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Power Distribution Systems – monitoring voltage, current, and frequency for safe operation.
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Marine Power Systems – protecting engines and generators in marine vessels under harsh environmental conditions.
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Industrial Engines – detecting electrical anomalies in engines driving process equipment.
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Renewable Energy Systems – protecting wind turbines or hybrid generators from overcurrent and voltage disturbances.
Its fast response and reliable protection ensure minimal downtime, safe operation, and enhanced equipment longevity.
Advantages
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Fast and Accurate Protection: Detects overcurrent, overvoltage, undervoltage, and frequency deviations with rapid response.
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Digital Precision: Advanced algorithms ensure reliable trip decisions and minimize false alarms.
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Flexible Communication: サポートs Modbus RTU, CAN, and optional Ethernet/IP for integration into modern control systems.
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Robust Industrial Design: Aluminum housing with IP65 protection resists dust, moisture, and vibration.
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Wide Operating Range: Works efficiently from –20 °C to +70 °C.
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Event Logging and Diagnostics: Stores trip events and system status for troubleshooting and preventive maintenance.
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Easy Installation: DIN rail or panel mounting simplifies deployment.
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Compliance Certified: CE, UL, and RoHS certified for global industrial applications.
FAQ
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Which electrical parameters does the MRI3I5E5DM monitor?
It monitors voltage, current, frequency, and phase balance to detect abnormal conditions. -
What is the typical response time for a protection trip?
Less than 50 ms under normal operating conditions. -
Which communication protocols are supported?
Standard protocols include Modbus RTU and CAN, with optional Ethernet/IP support. -
What input voltage range is required for operation?
Nominal 24–60 V DC supply. -
How are trip events and alarms indicated?
LED indicators display power, trip, and alarm status; event logs can be accessed via communication interface. -
Can the relay protect multiple electrical parameters simultaneously?
Yes, it can monitor and trip on overcurrent, overvoltage, undervoltage, and frequency deviations concurrently. -
What mounting options are available for industrial installations?
サポートs DIN rail and panel mounting for flexible deployment. -
How does the relay handle high-humidity or dusty environments?
IP65-rated housing ensures protection against dust ingress and water splashes. -
Can the MRI3I5E5DM integrate with SCADA or PLC systems?
Yes, via Modbus RTU, CAN, or optional Ethernet/IP interfaces. -
What safety and compliance standards does the module meet?
CE marked, UL listed, and RoHS compliant for global industrial deployment.
Recommended Related モデルs (Same Series or Compatible)
| モデル | 説明 |
|---|---|
| MRI3I5E5DA | Protection relay with basic overcurrent and voltage monitoring |
| MRI3I5E5DB | Enhanced relay with frequency and phase monitoring |
| MRI3I5E5DC | Relay with extended communication options |
| MRI3I5E5DD | Marine-grade protection relay for harsh environments |
| MRI3I5E5DE | High-speed relay for fast trip applications |
| MRI3I5E5DF | Multi-function relay for hybrid and distributed power systems |
Popular Woodward モデルs (Same ブランド)
| モデル | 説明 |
|---|---|
| SST-PB3 | Engine control module for distributed power systems |
| MRD1T2HTL6M42 | Digital speed control module for engines and generators |
| 8440 | Digital speed controller for industrial engines |
| 2301 | Actuation and feedback control module |
| 5050 | Industrial governor interface |
| 5350 | Modular control system for hybrid power applications |
会社情報
E-mail: [email protected]
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Add: 中国福建省廈門市思明区呂嶺路2号 阿里山ビル 〒361006
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