DEIF PPU-3 Generator Controller

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    • Product Code: PPU-3
    • Availability: In Stock


    DEIF PPU-3 Full Product Intermediate Technical Document

    Document Serial No: DF-INT-PPU3-2026 | File Purpose: Internal Inventory & Pre-Sales Technical Archive

    1. Basic Product Identification Information

    Original Manufacturer Brand:
    DEIF
    Official Part Model:
    PPU-3
    Product Full Classification:
    Multi-functional Paralleling Protection Unit for Generator Control
    Product Generation Version:
    Standard Marine & Land Power Generation Version
    Document Category Definition:
    Intermediate Inspection, Parameter & Specification Record

    2. Electrical Operating Technical Specifications

    Standard Power Supply Range:
    24VDC / 110VAC / 230VAC Multi-Voltage Wide Input Compatibility
    Main Signal & Control Interfaces:
    Three-phase Voltage & Current Measurement Inputs, Digital Binary Inputs, Relay Output Contacts, RS485 Modbus Communication Port
    Built-in Protection Logic Functions:
    Overvoltage, Undervoltage, Overfrequency, Underfrequency, Reverse Power, Overcurrent, Loss of Mains Protection
    Operating Ambient Temperature Range:
    -25°C ~ +70°C Continuous Stable Operation
    Electromagnetic Compatibility Grade:
    Marine EMC Standard, Anti-vibration & Anti-interference for Shipboard Environment

    3. Industrial & Marine Application Scope & Usage Scenarios

    DEIF PPU-3 is an integrated paralleling and protection core unit designed for synchronous generator sets, covering both land industrial and marine power supply projects. The main applicable scenarios include:

    • Onboard Generator Paralleling System for Cargo Ships, Vessels and Yachts
    • Land-based Backup Power Plants & Emergency Generator Rooms
    • Distributed Solar & Diesel Hybrid Power Stations
    • Data Center Uninterruptible Power Generation Matching Cabinets
    • Industrial Factory Multi-generator Parallel Operation Control Cabinet

    Product Environmental Performance Standard: Compact DIN rail mounting structure, corrosion-resistant housing, reliable long-term operation under high humidity, salt fog, vibration and strong electromagnetic interference marine and industrial working conditions.


    4. Document Usage & Business Application Description

    This intermediate technical file records complete hardware parameters, protection function lists, applicable industry ranges and product classification data of DEIF PPU-3. It supports all core internal business workflows of automation spare parts trading enterprises, such as warehouse inventory classification and shelf sorting, customer quotation parameter matching, technical engineers pre-sales compatibility inspection, incoming product inspection filing, and after-sales equipment replacement reference lookup. All specification data inside this document conforms to the official standard technical parameters released by DEIF factory, and can be used as standard auxiliary reference materials for internal technical communication with global shipyards, power plant end users, electrical system integrators and marine equipment maintenance merchants.


    Disclaimer: All content in this intermediate document is only for internal enterprise business auxiliary use, and cannot replace the original official DEIF hardware operation manual, marine certification and factory test certificate documents.

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