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ABB SDCS-POW-1C Power Board 

1. Key Parameters

• Product Model: SDCS-POW-1C
• Order Code Reference: Typically paired with ABB small-to-medium VFD kits (e.g., ACS580-01-010A-4, ACS880-01-075A-7, 3ABD00013055) for procurement consistency
• Product Series: ABB ACS580/ACS880-01 VFD Small-to-Medium Power Conversion Boards
• Core Function: Converts 3-phase AC input to stable DC bus voltage for VFD inverter modules; provides auxiliary power for control components; integrates overcurrent/overvoltage/overtemperature protection; ensures efficient power transfer to motors
• Electrical Input Specifications:
  • Input Type: 3-phase AC (L1, L2, L3) + protective earth (PE)
  • Voltage Range: 380V~480V AC (line-to-line; 50Hz~60Hz auto-adaptive)
  • Rated Input Current: 20A (continuous; matches 75kW VFD load demands)
  • Input Protection:
    • 25A thermal-magnetic circuit breaker (manual reset; triggers on overload/short-circuit)
    • Surge protection (IEC 61000-4-5: ±2kV contact discharge, ±4kV air discharge)
    • EMC Filter (Class C; reduces conducted/emitted noise for compliance with industrial grids)
• DC Output Specifications:
  • DC Bus Voltage: 540V DC (nominal; regulated to ±2% tolerance)
  • Max DC Output Current: 25A (continuous); 35A (peak, 10s duration for VFD startup/motor acceleration)
  • Auxiliary Power Output: 5V DC (1A) for VFD control board (e.g., SDCS-CON-2)
  • Output Ripple: ≤10Vpp (ensures stable power for inverter IGBTs)
• Electrical Safety & Efficiency:
  • Efficiency: ≥96% (at full load; minimizes power loss and heat generation)
  • Isolation: 3kVrms (between AC input and DC output; prevents ground loops)
  • Protection Functions: Overcurrent (DC bus >35A), overvoltage (DC bus >600V), overtemperature (>85℃), input phase loss
• Mechanical Specifications:
  • Form Factor: Reinforced PCB with aluminum heat sink (for heat dissipation); compatible with ACS580/ACS880-01 VFD internal chassis
  • Dimensions (W×H×D): 180mm × 140mm × 35mm (compact fit for small VFD enclosures)
  • Mounting: Screw-mounted (secures to VFD chassis via 4 M3 screws; heat sink contacts chassis for auxiliary cooling)
  • Weight: Approximately 450g (includes heat sink)
  • LED Indicators (board edge):
    • Power (PWR): Green (AC input present, board powered on); Red (input power fault/phase loss)
    • DC Bus (DC OK): Green (DC bus voltage normal); Amber (DC bus overvoltage warning); Red (DC bus fault)
    • Temperature (TEMP): Green (board temp <60℃); Amber (60℃~85℃ warning); Red (>85℃ shutdown)
    • Fault (FLT): Red (general fault, e.g., overcurrent, overtemperature)
• Environmental Ratings:
  • Operating Temperature Range: -10℃~+55℃ (14℉~131℉; matches ACS580/ACS880-01 VFD operating range)
  • Storage Temperature Range: -40℃~+85℃ (-40℉~185℉; no component degradation)
  • Humidity Tolerance: ≤90% RH (non-condensing, 40℃; suitable for damp light industrial settings)
  • Vibration Resistance: 10~500Hz, 1.2g acceleration (IEC 60068-2-6; no solder joint failure)
  • Shock Resistance: 15g acceleration (11ms duration, IEC 60068-2-27; maintains structural integrity)
• Compliance Standards: IEC 61800-5-1 (adjustable speed drive systems), EN 61000-6-2 (EMC immunity), UL 508C (industrial safety), CE, RoHS

2. Key Features

• ACS580/ACS880-01 Exclusivity: Custom-engineered for ABB’s small-to-medium VFDs (1.1kW~75kW)—ensures perfect electrical matching with VFD inverter modules (e.g., IGBTs) and control boards; eliminates compatibility risks from generic power boards (e.g., DC bus voltage mismatch, insufficient current capacity).
• High-Efficiency Power Conversion: ≥96% efficiency at full load minimizes heat generation, reducing reliance on VFD cooling systems and extending the board’s service life—critical for 24/7 operation (e.g., water pump stations, continuous conveyors).
• Comprehensive Protection Mechanisms: Integrates overcurrent, overvoltage, overtemperature, and phase loss protection—triggers fast shutdown (<5ms) to prevent damage to expensive VFD components (e.g., IGBT modules, control board) and connected motors.
• Stable DC Bus Output: Regulated DC bus voltage (540V ±2%) with ≤10Vpp ripple ensures smooth inverter operation—prevents IGBT switching errors and motor torque fluctuations, ideal for precision applications (e.g., small-scale conveyor speed control).
• Integrated Heat Sink: Aluminum heat sink dissipates heat from high-power rectifier components (e.g., diodes) without requiring additional fans—reduces dust ingress (a common cause of power board failure) and lowers maintenance needs.
• Global Grid Adaptability: 380V~480V AC input (50/60Hz auto-adaptive) supports international deployment—no hardware modifications required for use in Europe (50Hz), North America (60Hz), or Asia (mixed 50/60Hz grids).
• Compact Design: Small form factor (180mm×140mm×35mm) fits tightly in ACS580/ACS880-01 VFD enclosures—enables the use of wall-mounted or compact floor-standing VFDs in space-constrained areas (e.g., workshop control panels, small pump rooms).

3. Application Fields

• Small-to-Medium ACS VFD Power Conversion: Primary application—powers core VFD components for light industrial equipment:
  • Water & Wastewater Treatment: Converts AC power to DC bus for ACS580 VFDs driving 5kW~30kW water pumps; stable DC output ensures consistent pump speed, preventing pressure fluctuations in water distribution systems.
  • HVAC Systems: Supplies power to ACS580 VFDs for 1.1kW~15kW fan motors (commercial building ventilation); high efficiency reduces energy consumption, lowering HVAC operating costs.
  • Light Manufacturing: Powers ACS880-01 VFDs for 10kW~75kW conveyor motors (electronic component assembly lines); phase loss protection prevents conveyor shutdowns from temporary grid phase interruptions, reducing production downtime.
• Precision Small Motor Control: Enables stable power for moderate-precision applications:
  • Food & Beverage Processing: Converts AC power for ACS580 VFDs driving 3kW~20kW mixer motors; low DC bus ripple ensures consistent mixing speed, complying with food quality standards (e.g., uniform dough mixing).
  • Packaging Machinery: Supplies DC bus power to ACS880-01 VFDs for 5kW~30kW packaging line motors; overtemperature protection withstands heat in enclosed packaging machines, avoiding unplanned stops.
• Harsh Light Industrial Environments: Supports reliable operation in challenging settings:
  • Workshop Automation: Powers ACS580 VFDs for 2kW~10kW lathe/milling machine motors; vibration resistance (1.2g) withstands mechanical stress from machining operations, while surge protection resists grid transients.
  • Agricultural Machinery: Converts power for ACS580 VFDs driving 5kW~25kW irrigation pump motors; wide temperature range (-10℃~+55℃) adapts to outdoor farm conditions, from cold mornings to hot afternoons.

The structure and details of the product：

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