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Borri UPS STS300 800A Static Transfer Switches

SKU: STS300-800
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In stock, delivery 20 working days

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Description
Specification
Documents

The Borri UPS STS300 800A is a centralised static transfer switch (STS) designed to provide an automatic transfer between dual three phase power sources to protect downstream critical loads. The dual power sources can be uninterruptible power supplies, mains power supplies or a combination of these. The STS has a graphical LCD display, mimic LED panel and keypad and operates up to 99% efficiency.

Features

  • Rugged design and high reliability
  • Short circuit transfer inhibit for robust load protection
  • High overload capability and high fault current management
  • Enhanced safety, redundant control logic, SCR fault detection and embedded backfeed protection
  • Minimum maintenance: full front accessibility to all components and high material build quality
  • Dual manual bypass for complete source independence during maintenance
  • Remote monitoring via dry contact relay card, RS232 and RS485 serial ports and MODBUS
  • Bottom and top cable entry for ease of installation
  • True oversized neutral (2x In), redundant cooling with monitored fans and redundant (3×3) internal power supply for system control board reliability
  • Options: customisation for harsh environments and specific applications
Brand: Borri UPS
Power Rating: 800A
Overload Characteristics: 125% for 30mins, 150% for 10mins, 200% for 30seconds, 2000% for 1 cycle, 4000% for a half cycle
Input and Output Voltage: 208/380/400/415/440/480 Vac 3-phase with neutral
Input Voltage Range: ±10% (up to ±20% on request)
Frequency: 50/60 Hz, ±2 Hz (up to ±4 Hz on request)
Source Harmonics: Unlimited (if THD>20% transfer time ?10ms)
Transfer Time: =<4ms, Break-Before-Make (BBM) with transfer inhibit on fault
Dimensions: 1220Wx860Dx1900Hmm
Nett Weight: 660Kg
Warranty: 12months