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PPD517A3011 3BHE041576R3011

PPD517A3011 3BHE041576R3011 advanced large-power Power Protection & Detection Mo

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Product Details

PPD517A3011 3BHE041576R3011 advanced large-power Power Protection & Detection Module

PPD517A3011 (with 3BHE041576R3011 as its exclusive order number) is an advanced large-power Power Protection & Detection Module developed by ABB, specifically engineered for ultra-megawatt-level (10MW–30MW) medium-to-high voltage power electronic systems. It is designed to serve as a "safety core" for critical equipment such as large industrial drives, grid-connected renewable energy converters (e.g., offshore wind turbines, large-scale solar farms), and HVDC (High-Voltage Direct Current) auxiliary systems. By integrating multi-dimensional high-precision detection, real-time insulation monitoring, harmonic analysis, and low-latency coordinated protection with ABB’s upper-level control units (e.g., PPC907BE, PPC905AE101), it prioritizes ultra-fast fault response, comprehensive parameter coverage, and industrial-grade reliability to safeguard high-value power semiconductors (IGBTs/IGCTs) and prevent cascading system failures. The detailed information is as follows:

1. Basic Product Overview

Category	Details
Manufacturer	ABB (a global leader in power and automation technologies, adhering to strict international standards such as IEC 61800-5-2 (power drive system safety), IEC 60255-22 (surge immunity), IEC 61508 (functional safety up to SIL 2), and IEC 61000-6-2 (industrial EMC immunity). It is widely trusted in heavy industry, large-scale renewable energy, and grid infrastructure sectors.)
Product Type	Ultra-Megawatt-Level Medium-to-High Voltage Power Protection & Detection Module (dedicated to overcurrent/overvoltage/undervoltage detection, insulation resistance monitoring, temperature tracking, harmonic analysis, and fault signal coordination for 10MW–30MW power conversion systems)
Model & Order Number	- Product Model: PPD517A3011 - Order Number: 3BHE041576R3011 (unique identifier for procurement, inventory management, after-sales service, and compatibility verification with ABB’s ultra-large-power product ecosystem)
Package Type	Rugged industrial rack-mounted enclosure (19-inch standard rack, 2U height; all-metal housing with anti-corrosion coating and enhanced EMC shielding (up to IEC 61000-6-2 Class 3); front-panel 5-line LCD display + LED indicators for real-time parameter viewing (current, voltage, temperature, insulation resistance) and status alerts (power on, normal, warning, fault, communication))
Weight	Approximately 3.8–4.5 kg (varies by internal monitoring modules and accessory kits, including mounting rails, high-voltage insulation test cables, grounding clips, calibration tools, and a detailed technical manual)
Key Compatibility	Optimized for ABB’s ultra-large-power product lines, including ACS6000 series medium-voltage drives (10MW–30MW), PCS6000 series large-scale renewable energy converters (20MW+ solar/wind farms), and HVDC auxiliary converters. It communicates seamlessly with ABB’s PPC series control units via low-latency digital interfaces, enabling synchronized protection and control.

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 remote wind/solar sites, mining, or petrochemical facilities).
Power Consumption: Typical 22W (normal monitoring state), maximum 45W (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: ≥5500V AC (1 minute, IEC 60664-1 standard) – critical for isolating ultra-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): ≥3000V 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 3000:5A, 6000:5A, or direct DC current sampling for DC drives/converters);
- Detection range: 0–6000A (continuous current), 0–30000A (peak surge current) – covers the current range of 10MW–30MW systems;
- Accuracy: ±0.4% (within 10%–100% of full scale) – meets the ultra-high precision requirements of ultra-megawatt-level system protection;
- Response time: ≤20μs (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): 0–50kV (rms), (DC): 0–10kV – compatible with medium-to-high voltage grid specifications for ultra-megawatt systems;
- Accuracy: ±0.2% (within 20%–100% of full scale);
- DC bus ripple monitoring: Detects ripple amplitude (0–2.5% of DC bus voltage) and frequency (0–1.2kHz) – prevents capacitor aging or breakdown in the DC link, a critical component of large-power converters;
- Configurable thresholds: Overvoltage (110%–140% of rated voltage), undervoltage (60%–90% of rated voltage) – adjustable via software to match different grid and system ratings.

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