PPD513A0E110110 3BHE039724R0E41 high-end, large-power-focused Power Protection & Detection Module 

PPD513A0E110110 (with 3BHE039724R0E41 as its exclusive order number) is a high-end, large-power-focused Power Protection & Detection Module developed by ABB. It is specifically engineered for megawatt-level (5MW–25MW) medium-to-high voltage power electronic systems, such as large industrial drives, grid-connected renewable energy converters, and HVDC (High-Voltage Direct Current) auxiliary equipment. As a core "safety backbone" for these critical systems, it integrates multi-dimensional high-precision detection, real-time insulation monitoring, and low-latency coordinated protection with ABB’s upper-level control units (e.g., PPC907BE, PPC905AE101). Its design prioritizes ultra-fast fault response, comprehensive parameter coverage, and industrial-grade reliability to safeguard expensive power semiconductors (IGBTs/IGCTs) and prevent cascading system failures. The detailed information is as follows:

1. Basic Product Overview

2. Key Electrical & Hardware Specifications

2.1 Power Supply & Reliability

• Input Voltage: Triple redundant 24VDC ±15% (supports hot-swap of power modules to avoid protection failure due to single power outage; optional 110V/220V AC-DC power module for special grid environments, such as mining, petrochemical, or remote wind/solar sites).
• Power Consumption: Typical 20W (normal monitoring state), maximum 40W (fault detection, signal transmission, LCD display, and harmonic analysis active).
• Isolation Performance:
  • Between high-voltage signal input terminals (e.g., DC bus voltage sampling, CT input) and low-voltage control terminals: ≥5000V AC (1 minute, IEC 60664-1 standard) – critical for isolating megawatt-level high-voltage circuits from low-voltage control systems and ensuring operator safety.
  • Between different analog input channels (e.g., phase A/B/C current, grid voltage): ≥2500V AC (1 minute) – eliminates cross-interference between high-precision monitoring signals, ensuring detection accuracy for large-current/high-voltage parameters.

2.2 Detection Capabilities & Parameters

2.2.1 Current & Voltage Detection (Core Function)

• Overcurrent/Short-Circuit Detection:
  • Input signal type: AC/DC current (via high-precision industrial CTs with ratio 2000:5A, 5000:5A, or direct DC current sampling for DC drives/converters);
  • Detection range: 0–5000A (continuous current), 0–25000A (peak surge current) – covers the current range of 5MW–25MW systems;
  • Accuracy: ±0.5% (within 10%–100% of full scale) – meets the ultra-high precision requirements of megawatt-level system protection;
  • Response time: ≤25μs (for short-circuit current exceeding 180% of rated value) – fast enough to protect high-power IGBT/IGCT modules from thermal damage caused by microsecond-level overcurrent.
• Overvoltage/Undervoltage/DC Bus Ripple Detection:
  • Input signal type: AC grid voltage (via VTs with ratio 10kV/100V, 35kV/100V) or DC bus voltage (direct sampling);
  • Detection range (AC): 0–40kV (rms), (DC): 0–8kV – compatible with medium-to-high voltage grid specifications;
  • Accuracy: ±0.3% (within 20%–100% of full scale);
  • DC bus ripple monitoring: Detects ripple amplitude (0–3% of DC bus voltage) and frequency (0–1kHz) – prevents capacitor aging or breakdown in the DC link, a critical component of large-power converters.
  • Configurable thresholds: Overvoltage (110%–135% of rated voltage), undervoltage (65%–90% of rated voltage) – adjustable via software to match different grid and system ratings.

2.2.2 Insulation & Temperature Monitoring (Safety-Critical)

• Insulation Resistance Monitoring:
  • Monitoring range: 0–5000MΩ (for DC bus, AC grid side, power module, and cabinet insulation to ground);
  • Testing method: Active DC insulation resistance measurement (avoids interference from system operating voltage and ensures stable readings in high-voltage environments);
  • Alarm threshold: User-configurable (typical 100MΩ for high-voltage systems);
  • Testing frequency: 2 times/second (continuous real-time monitoring to prevent insulation breakdown, a major risk in high-voltage systems).
• Temperature Monitoring:
  • Input channels: 8 channels (for connecting NTC/PTC thermistors on IGBT/IGCT modules, heatsinks, cooling water inlets/outlets, and cabinet air inlets);
  • Detection range: -40°C to +180°C – covers the thermal range of high-power semiconductors and cooling systems;
  • Accuracy: ±1.0°C (within -20°C to +150°C);
  • Overtemperature tiers: 3 user-configurable levels (warning: 120°C, pre-trip: 135°C, trip: 150°C) – adapts to the thermal limits of different semiconductor models (e.g., IGBT 4 vs. IGBT 7).

2.2.3 Advanced Detection (System Stability)

• Phase Imbalance & Harmonic Detection:
  • Phase imbalance detection: Monitors 3-phase current/voltage imbalance rate (0–20%), triggers warning at ≥4% and derating at ≥8% – prevents motor overheating or converter damage in unbalanced grid conditions;
  • Harmonic detection: Analyzes up to 30th harmonic components of AC current/voltage, calculates total harmonic distortion (THD) – prevents system resonance or component overheating caused by excessive harmonics (common in large drives with non-linear loads).
• Ground Fault Detection:
  • Detection range: 0–10A (residual current);
  • Response time: ≤40μs – suitable for ungrounded or high-resistance grounded high-voltage systems, avoiding arc faults or equipment damage from delayed ground fault handling.

3. Performance & Functional Features

3.1 Tiered Fault Protection & Ultra-Fast Response

• Four-Level Fault Handling: Classifies faults by severity to balance system safety and operational continuity, a key requirement for megawatt-level systems where unexpected shutdowns cause significant economic losses:
  • Level 1 (Informational): Records minor parameter deviations (e.g., THD = 3%, insulation resistance = 120MΩ) without alert – used for system performance optimization and predictive maintenance.
  • Level 2 (Warning): Triggers yellow LED + LCD alert, sends a signal to the upper-level control unit (no shutdown) – e.g., insulation resistance approaching the threshold, temperature reaching 120°C, phase imbalance = 4%.
  • Level 3 (Derating): Reduces system output power by 30%–60% via the control unit – e.g., phase imbalance ≥8%, DC bus ripple exceeding 2%, harmonic THD ≥5% – allows the system to operate at a safe level while troubleshooting.
  • Level 4 (Emergency Trip): Triggers red LED + hard-wired trip signal (within ≤40μs) to shut down power semiconductors and lock the system – e.g., short-circuit current, overvoltage ≥135% of rated value, overtemperature ≥150°C, insulation breakdown – prevents irreversible damage to expensive components.
• Anti-False Triggering Mechanism: Integrates adaptive digital filtering (10μs–500μs adjustable) and fault duration verification (≥3μs) – eliminates false protection caused by transient grid surges (e.g., 1–3 cycle voltage spikes) or electromagnetic interference (EMI) from nearby large-power equipment (e.g., transformers, motors).

The company has multiple main brands, and if you have other brand requirements, you can also send them to customer service for inquiry.

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PPD513A0E110110 3BHE039724R0E41