Product details

The Santak UPS SIU 20KVA Industrial Uninterruptible Power Supply integrates over 30 years of power electronics R&D achievements, deeply optimized for new energy sectors like wind and solar power as well as harsh industrial scenarios. The product adopts a three-phase input/three-phase output or three-phase input/single-phase output voltage system, supporting an ultra-wide input voltage range of 285V-498V. It includes a built-in isolation transformer to ensure power supply safety, with optional 220VDC/384VDC DC input for flexible adaptation to different system requirements.Its key circuit boards are treated with conformal coating, effectively resisting high humidity, salt spray, and mold erosion. Combined with a wide operating temperature range of -25°C to 60°C and adaptability to altitudes up to 4000 meters, it perfectly addresses pain points such as significant grid fluctuations in wind farms and drastic environmental temperature changes. The product is certified by TLC, CE, and CQC, featuring 110%-150% graded overload protection and zero-interruption battery-to-grid switching. It meets the stringent standards of the "Uninterruptible Power Supply Application Requirements for Wind Turbines," providing continuous and stable control power for core equipment like converter controls and pitch systems, ensuring wind turbines maintain grid-connected operation for over 625ms during voltage dips.

Product Features

  • Industrial-grade protection design, supports operation in ultra-wide temperature range of -25℃ to 60℃, adapting to extreme harsh environments
  • Built-in isolation transformer and conformal coated circuit board, effectively resists humidity, salt spray, and mold corrosion, ensuring equipment safety
  • Features 285V-498V ultra-wide input voltage compatibility, supports flexible 220VDC/384VDC access for new energy systems
  • Certified by TLC/CE/CQC multi-certifications, equipped with graded overload protection and zero-interruption switching, meeting LVRT grid standards
  • Redundant architecture with 4000m high-altitude adaptability, solving voltage fluctuations and sudden temperature changes in wind power scenarios

Application Scenarios

  • Uninterrupted power supply for wind farm main control systems and pitch control devices
  • Power fluctuation protection scenarios for energy storage systems and grid-connected equipment in photovoltaic power stations
  • Maintains grid-connected operation capability for over 625ms during voltage dips in high-altitude areas
  • Anti-corrosion power supply solution for precision instruments in industrial environments like chemical and metallurgical plants
  • Redundant power guarantee for unmanned scenarios such as outdoor smart terminals and communication base stations

Product Parameters

  • Model:SIU 20KVA Industrial UPS
  • Rated Capacity:20KVA
  • KVA/KW:20/18
  • Applicable power system type:TN-S, TN-C, TN-C-S, TT, IT
  • Input/output voltage phase:Three-phase input/three-phase output or single-phase output
  • Input voltage range:Mains input: 380/400/415VAC
  • Input voltage range:Voltage range: 285VAC-498VAC
  • Input frequency range:Rated 50/60Hz, frequency range: 45-66Hz
  • Input current harmonic:6-pulse: ≤30%
  • Input current harmonic:6-pulse plus 5th filter: ≤10%
  • Input current harmonic:12-pulse: ≤10%
  • Input power factor:6-pulse: ≥0.8
  • Input power factor:6-pulse plus 5th filter: ≥0.92
  • Input power factor:12-pulse: ≥0.82
  • Battery to mains transfer time:0 ms
  • Battery topology:Battery directly connected to DC bus
  • Rated battery voltage:DC220V 3/1: (204V,216V,228V)
  • Rated battery voltage:DC384V 3/1: (360V,372V,384V,396V,408V)
  • Rated battery voltage:DC384V 3/3: (360V,372V,384V) (360V,372V,384V,396V,408V)
  • Shared battery at startup:Support
  • Output voltage and accuracy:Single-phase: 220V±1% (230V,240V optional)
  • Output voltage and accuracy:Three-phase: 380V±1% (400V,415V optional)
  • Output frequency and accuracy:Default 50Hz±0.05%. 60Hz optional
  • Output voltage harmonic (refer to EN62040-3 standard):<1% @100% linear load
  • Output voltage harmonic (refer to EN62040-3 standard):<3% @ 100% non-linear load
  • Crest factor ratio:0.125694444
  • Overload:<110% rated load, continuous operation
  • Overload:110%~125% rated load, 10 minutes
  • Overload:125%~150% rated load, 1 minute
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