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The ABB S-073N 3BHB009884R0021 is a high-performance Phase Module designed for ABB's ACS 6000 medium voltage AC drive systems. As a critical power electronic component, the S-073N utilizes advanced IGCT (Integrated Gate Commutated Thyristor) technology to enable efficient DC-to-AC and AC-to-DC conversion for demanding industrial applications .

The ABB S-073N 3BHB009884R0021 serves as a standardized building block within the modular ACS 6000 architecture, allowing flexible configuration of drive systems ranging from 3 MVA to 36 MVA at voltages up to 3.3 kV. The S-073N is essential for applications requiring high power, maximum reliability, and precise motor control in industries such as metals, mining, marine, and oil & gas 

Model Number S-073N 3BHB009884R0021

Product Type Phase Module (Aluminum construction)

System Integration ABB ACS 6000 Medium Voltage AC Drive

Power Semiconductor IGCT (Integrated Gate Commutated Thyristor)

Power Range 3–13 MVA per module (configurable up to 36 MVA)

Voltage Rating Up to 3.3 kV

Cooling Optimized aluminum heat sink design

Operating Temperature Per ACS 6000 system specifications

Construction Modular, aluminum phase module design

Weight 175 kg (product net weight)

Dimensions Varies by configuration (compact modular design)

Protection Rating IP20 (control cabinet integration)

Certifications CE, UL, IEC standards for medium voltage drives

The S-073N 3BHB009884R0021 offers extensive functionality as part of the ACS 6000 drive system:

IGCT Power Technology: Utilizes ABB's proven Integrated Gate Commutated Thyristor technology for high-power switching with low parts count, resulting in exceptional efficiency and reliability

Modular Multilevel Converter (MMC) Architecture: Enables scalable power configurations by combining standardized S-073N phase modules to achieve required system ratings

Direct Torque Control (DTC): Integrated with ABB's award-winning DTC platform providing the highest torque and speed performance available in medium voltage drives

Common DC Bus Capability: Multiple S-073N modules can share a common DC bus, allowing multi-motor operation with optimized energy flow and regenerative braking energy distribution

High Power Density: Compact aluminum construction minimizes footprint while maximizing thermal performance

Arc Protection: Superior arc protection design ensures high level of personal safety and drive availability

System Integration Steps

Module Configuration: Determine the number of S-073N 3BHB009884R0021 phase modules required based on total drive power (3 MVA to 36 MVA) and voltage level (up to 3.3 kV). Combine modules with Line Supply Units (LSU) or Active Rectifier Units (ARU) for complete converter configuration

Mechanical Installation: Mount the S-073N phase module into the ACS 6000 cabinet using provided aluminum heat sink interfaces. Ensure proper alignment for thermal management and electrical connections

Electrical Connections: Connect DC bus terminals between S-073N modules and inverter output terminals to motor cables. Follow ABB wiring diagrams for proper phase sequence and grounding

Control Integration: Interface S-073N gate driver units with the ACS 6000 control platform for DTC-based motor control. Configure pulse inputs up to 5 MHz for high-speed, high-precision control

Cooling System Setup: Verify proper airflow through aluminum heat sinks. The S-073N relies on integrated thermal management within the ACS 6000 cabinet cooling system

Daily Operation

Monitor S-073N module status via ACS 6000 control panel displaying real-time IGCT temperatures, DC bus voltage, and output current

Observe thermal management indicators ensuring heat sink temperatures remain within operational limits

Track energy flow between multiple S-073N modules via common DC bus in multi-motor configurations 

Pre-Installation Requirements

Verify S-073N 3BHB009884R0021 quantity and rating match ACS 6000 system design specifications

Ensure installation environment maintains appropriate temperature and humidity per ACS 6000 requirements

Prepare proper lifting equipment for 175 kg module weight

Confirm compatible Line Supply Unit (LSU) or Active Rectifier Unit (ARU) configuration

Hardware Installation

Cabinet Preparation: Install S-073N modules into designated positions within ACS 6000 cabinet structure. Ensure adequate clearance for airflow and maintenance access

DC Bus Connection: Connect positive and negative DC bus bars between rectifier units and S-073N inverter modules using specified torque values

AC Output Connection: Terminate three-phase output cables from S-073N modules to motor terminals or output contactors

Control Wiring: Connect fiber optic gate control cables from S-073N IGCT gate units to the DTC control platform

Encoder Interface: Install pulse encoder connections for precise position feedback and speed control (up to 5 MHz input capability)

Pre-Energization Checks

Verify all electrical connections for proper torque and phase sequence

Check S-073N heat sinks for cleanliness and unobstructed airflow paths

Confirm fiber optic cable integrity for gate control signals

Validate insulation resistance per medium voltage standards

Ensure proper grounding of all S-073N module frames

Power-On Sequence: Energize ACS 6000 control system and verify S-073N module status indicators

Parameter Configuration: Load motor nameplate data into DTC control platform including voltage, current, speed, and torque ratings

Control Testing: Verify DTC response to speed and torque commands through S-073N phase modules

Thermal Verification: Monitor S-073N temperatures during light-load operation to confirm cooling system effectiveness

Full-Load Testing: Gradually increase load while monitoring S-073N performance metrics, harmonic content, and thermal limits

Routine Inspection (Quarterly)

Inspect ABB S-073N 3BHB009884R0021 heat sinks for dust accumulation; clean if necessary to maintain thermal performance

Verify all electrical connections for signs of overheating or loosening

Check fiber optic cables for damage or contamination

Monitor IGCT temperature trends via ACS 6000 diagnostic system

Annual Maintenance

Perform detailed thermal imaging of S-073N modules to identify hot spots

Test gate driver functionality and fiber optic signal integrity

Verify DC bus capacitor condition in associated rectifier units

Calibrate current and voltage measurement circuits

Long-Term Maintenance

5-Year Cycle: Plan for potential IGCT replacement based on operational cycle count and thermal history

Overhaul: Major maintenance requires ABB-certified technicians due to medium voltage safety requirements

Spare Parts: Maintain inventory of critical S-073N components including gate units and fiber optic cables

Condition Monitoring

The ACS 6000 system provides comprehensive monitoring of S-073N phase modules:

Real-time IGCT junction temperature monitoring

DC bus voltage and current tracking

Output frequency and voltage waveform analysis

Thermal trend analysis for predictive maintenance

Gate driver health diagnostics

Medium Voltage Safety: The S-073N 3BHB009884R0021 operates at lethal voltage levels (up to 3.3 kV). Only qualified personnel should perform installation or maintenance

Arc Flash Protection: The S-073N incorporates superior arc protection design; however, proper personal protective equipment (PPE) is mandatory when operating cabinet doors

Thermal Hazards: Aluminum heat sinks may reach high temperatures during operation; allow adequate cool-down time before physical contact

EMC Compliance: The S-073N meets IEC electromagnetic compatibility standards for industrial environments

Environmental: IP20 rating requires installation in controlled environment; outdoor applications require appropriate enclosures 

S-073N 3BHB009884R0021 Standard aluminum phase module for ACS 6000 (3–13 MVA)

S-073N 3BHB009884R5211 Alternative aluminum phase module variant with enhanced specifications

S-123H 3BHB030479R0512 Higher power phase module for extended ACS 6000 configurations

ACS 6000 LSU Line Supply Unit for two-quadrant operation with 0.95 power factor

ACS 6000 ARU Active Rectifier Unit for regeneration and power factor correction

ACS 6000 Complete medium voltage drive system (3–36 MVA, up to 3.3 kV)

GVC736BE101 3BHB019719R0101 IGCT power semiconductor spare part for S-073N maintenance

3BHB003688R0101 I/O interface board for ACS 6000 system integration

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