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sda3-25_durakool-automotive-solid-state-contactor
Durakool

SDA3-30 Series

A DIN rail 30A Solid State Contactor for high load voltage, up to 480VAC. 4V~32VDC, 90V~250VAC control voltage. Three phase, zero cross over switching. Integrated heatsink & LED control input indicator. UL recognised.
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  • Supports up to 30A three-phase output current for heavy-duty applications

  • Maximum switching voltage up to 480VAC, ideal for high-voltage loads

  • Zero cross switching technology to reduce surge current and electrical noise

  • Built-in high-efficiency aluminum heatsink for optimal thermal performance

  • LED input status indicator for real-time operation monitoring and diagnostics

  • Wide control voltage range: DC 4V to 32V and AC 90V to 250V

  • DIN rail mounting design for quick and easy panel installation

  • Solid-state switching ensures no mechanical wear and long operational life

  • UL recognized for compliance with international safety and quality standards

  • Industrial heating equipment (e.g. plastic molding machines, dryers, heat presses)

  • Three-phase motor control and protection

  • Control of high-power industrial lighting (LED, HID)

  • Automation systems and PLC-controlled machinery

  • HVAC systems and water pump management

  • Load switching for packaging, conveyor, and forming equipment

Specification Details
Model Number SDA3-30 Series
Max. Switching Voltage 480VAC
Rated Current 30A per phase (three-phase)
Control Voltage DC 4V to 32V / AC 90V to 250V
Contact Configuration 3PST-NO (Three Pole Normally Open)
Switching Type Zero cross switching
Contact Material Solid-state
Mounting Style DIN rail
Dimensions (mm) 100 x 110 x 130 (L x W x H)
Heatsink Integrated aluminum heatsink
Additional Feature LED control input indicator
Certification UL recognized
Socket Compatibility Compatible with Durakool sockets (contact for models)
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