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DEIF SCM4.1 2044230022A 2044230020D PC Synchronizing Module--KIMI
  • Warehouse: Spot
  • Warranty: 365 days
  • Quality: Original module
  • Condition: New
  • Shipping method: Courier delivery

  • Contact person: LI MING
  • Contact number: +86 18059884790
  • WeChat:18059884790
  • E-mail: plc66@qq.com

Product Description


DEIF SCM4.1 2044230022A 2044230020D PC Synchronizing Module (for DM-4 Control System)
Precision Synchronization, Load Sharing & Protection for Generator Sets (Land/Marine)
1. Product Overview

The DEIF SCM4.1 2044230022A 2044230020D PC is a high-precision synchronizing module designed for DEIF DM-4 (Delomatic 4) land and marine generator control systems, enabling seamless synchronization of multiple generator sets, utility grid connection, and automatic load sharing. It integrates advanced phase-locked loop (PLL) technology for fast and accurate synchronization (≤ 100 ms), supports both manual and automatic synchronization modes, and provides comprehensive protection functions including overvoltage, undervoltage, overfrequency, underfrequency, phase mismatch, and reverse power protection. With galvanic isolation (2500 VAC) between input/output circuits, a wide operating temperature range (-25°C to +70°C), and robust EMC performance, this module ensures reliable operation in harsh industrial and marine environments with high vibration, humidity, and electromagnetic interference. Designed for rack mounting in control cabinets, it supports hot-swapping and seamless integration with DEIF PCM4.1 power control modules and IOM4.1 input/output modules, making it ideal for power plants, marine vessels, data centers, and critical industrial power systems requiring uninterrupted power supply.

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2. Key Technical Specifications
• Brand & Model: DEIF SCM4.1 2044230022A 2044230020D PC
• Product Type: Synchronizing Module (for DM-4 Control System)
• Core Function: Generator Synchronization, Grid Connection, Load Sharing, Fault Protection
• Input Voltage: 100-690 V AC (3-Phase; Frequency: 50/60 Hz; Accuracy: ±0.1%)
• Synchronization Channels: 2 (Generator-Generator or Generator-Grid Synchronization)
• Synchronization Time: ≤ 100 ms (Automatic Mode; Phase Angle Error ≤ ±2°)
• Output Signals: 4 x Relay Outputs (250 V AC / 24 V DC, 8 A Resistive) + 2 x Analog Outputs (0-10 V DC / 0-20 mA)
• Isolation Rating: 2500 V AC (Input-to-Output; Channel-to-Channel)
• Protection Features: Overvoltage, Undervoltage, Overfrequency, Underfrequency, Phase Mismatch, Reverse Power Protection
• Communication Interface: CANbus, Modbus RTU (for Integration with DM-4 System)
• Operating Temperature: -25°C to +70°C; Storage Temperature: -40°C to +85°C
• Mounting Type: DEIF Standard 60 TE Rack Mountable
• Physical Dimensions: 40.64 mm × 160 mm × 220 mm; Weight: 0.6 kg

• Certifications: CE, UL 508, IEC 61010-1, Marine Classification Society Approved (DNV, ABS, Lloyd's)


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3. Core Features
• Fast & Accurate Synchronization: Advanced PLL technology enables synchronization within 100 ms with minimal phase angle error.
• Dual Synchronization Channels: Supports both generator-generator and generator-grid synchronization for flexible system configurations.
• Manual/Automatic Modes: Operators can switch between manual synchronization (for testing) and automatic synchronization (for normal operation).
• Comprehensive Protection: Multi-layer protection against voltage/frequency anomalies, phase mismatch, and reverse power prevents generator damage.
• Galvanic Isolation: 2500 V AC isolation between input/output circuits ensures safety and prevents signal interference.
• Hot-Swap Compatibility: Allows module replacement without system shutdown, minimizing maintenance downtime.
• Seamless System Integration: Works with DEIF PCM4.1 and IOM4.1 modules; communicates via CANbus/Modbus RTU for centralized control.

• LED Status Indicators: Real-time monitoring of synchronization status, power, and fault conditions for quick diagnostics.


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4. Typical Applications
• Power Generation: Land-based power plants, co-generation systems, and distributed energy resources (DER) synchronization.
• Marine Vessels: Shipboard generator sets, offshore platform power systems, and marine propulsion control.
• Data Centers: Uninterruptible power supply (UPS) systems with generator backup for seamless grid switching.
• Industrial Facilities: Critical manufacturing plants, refineries, and chemical plants requiring reliable power redundancy.

• Microgrids: Remote area power systems (RAPS) and islanded microgrids for community or industrial power supply.


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5. Installation & Maintenance
Installation Steps
• Mounting: Insert into DEIF 60 TE standard rack; secure with locking clips to ensure stable connection.
• Input Wiring: Connect 3-phase voltage signals from generator and grid to input terminals; use shielded cables (≥ 2.5 mm²).
• Output Wiring: Connect relay outputs to circuit breakers and analog outputs to monitoring devices; label channels clearly.
• Communication Setup: Connect CANbus/Modbus RTU cables to DM-4 system; configure communication parameters via DEIF software.
• Testing: Power on module; verify synchronization accuracy with phase meter; test protection functions with signal simulator.
Maintenance Tips
• Daily: Check LED indicators (Power, Sync Active, Fault); monitor system logs for synchronization events.
• Weekly: Inspect terminal connections for tightness; clean module surface with dry cloth to remove dust.
• Monthly: Test synchronization time and phase angle accuracy with calibrated equipment.
• Quarterly: Verify isolation resistance with megohmmeter; check for signs of corrosion on terminals.
• Annual: Update module firmware; replace aging relays; perform full system functional test.
Technical Document | DEIF SCM4.1 2044230022A 2044230020D PC | Synchronizing Module | DM-4 Control System
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