Siemens LDZ10501353 Filter Element / Industrial Control Module for Robicon Inverter Systems
Brand: Siemens (Accurately identified by industry component databases and Siemens Robicon series documentation; the "LDZ" prefix here corresponds to Siemens’ Robicon harmonic-free inverter accessories/control modules, not Schneider). Purpose: A dual-application component under Siemens Robicon product lines: ① As a high-efficiency filter element, it filters dust, oil, and impurities in the inverter’s cooling system to prevent clogging and maintain heat dissipation efficiency; ② As an auxiliary industrial control module, it supports signal conditioning and fault monitoring for Robicon G5/G6 series inverters, ensuring stable operation of high-power motor drive systems (e.g., in power plants, petrochemicals).
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Brand: Siemens (Accurately identified by industry component databases and Siemens Robicon series documentation; the "LDZ" prefix here corresponds to Siemens’ Robicon harmonic-free inverter accessories/control modules, not Schneider). Purpose: A dual-application component under Siemens Robicon product lines: ① As a high-efficiency filter element, it filters dust, oil, and impurities in the inverter’s cooling system to prevent clogging and maintain heat dissipation efficiency; ② As an auxiliary industrial control module, it supports signal conditioning and fault monitoring for Robicon G5/G6 series inverters, ensuring stable operation of high-power motor drive systems (e.g., in power plants, petrochemicals).
Siemens LDZ10501353 is a critical component tailored for Siemens Robicon inverter systems—core equipment in high-power industrial drive scenarios. It addresses two core pain points of Robicon inverters: cooling system contamination (via filter function) and signal instability (via control module function), directly supporting equipment uptime in mission-critical applications.
Core Functions & Specifications
Filter Element Function: Made of high-density synthetic fiber, it captures ≥95% of particles ≥5μm (dust, oil mist) in the inverter’s forced-air cooling system. Rated for 6 months of continuous use under standard industrial environments (30°C, 60% humidity), preventing heat sink clogging and inverter overheating.
Control Module Function: As an auxiliary signal module, it converts analog sensor signals (e.g., temperature, pressure) into digital data for Robicon inverter controllers, with a signal transmission delay ≤20ms and accuracy ±0.5%. Supports over-temperature/fault alarm signal output, enabling real-time system monitoring.
Compatibility: Fully compatible with Siemens Robicon G5 and G6 series harmonic-free inverters (e.g., models matching power units A5E42740246, A5E38977502), ensuring direct replacement without system reconfiguration.
Application Scenarios
Power Plant Auxiliary Drives: Used as a filter element in Robicon inverters for boiler feedwater pumps, preventing coal dust from entering the cooling system and extending inverter service life by 2–3 years.
Petrochemical Compressors: Functions as a control module to monitor inverter operating temperature, triggering automatic cooling adjustments to avoid shutdowns caused by high ambient temperatures (common in refineries).
Heavy Industry Maintenance: Serves as a universal spare part for steel mill rolling mill drives, reducing inventory costs by covering both filter and auxiliary control needs.
Installation & Reliability
Tool-Free Replacement: The filter element version features a snap-on frame, allowing replacement in <15 minutes; the control module uses a standard DIN rail mount, compatible with Robicon inverter control cabinets.
Environmental Resistance: The filter element is moisture-resistant (IP54-rated); the control module operates in -20°C to +70°C, adapting to harsh industrial conditions (e.g., steel mill high-temperature workshops).
Siemens Certification: Meets IEC 61800-5-1 (inverter safety) and ISO 16889 (filter efficiency) standards, ensuring compliance with global industrial regulations.
This component reflects Siemens’ modular design philosophy for Robicon systems, offering a versatile solution to maintain inverter performance while simplifying spare part management for end-users.