Model Number: SBW-300KVA Brand Name: CONPO Key Specifications/Special Features: 1. Features:This series large power voltage stabilizer is an energy-saving new product developed by our company by absorbing advanced technology of Western EuropeProvided with two systems of manual or automatic dual control, direct output and stabilizing output with functions of over/under-voltage protection, delay and error protectionReliable and suitable for any load2. Applications:
Used in place with large electricity demands such as factories, post and communication, schools, hotel,acted as whole voltage-stabilizingor single voltage-stabilizing

3. Specifications:

• Phase number: three phase four wires system, three phase controlled system together
• Input voltage:
  • Phase voltage 220V ±20% (176-264V AC), wire voltage 380V ±20% (304-356V AC)
  • Phase voltage 220V ±25% (165-275V AC), wire voltage 380V ±20% (285-475V AC) (optional)
  • Phase voltage 220V ±30% (154-286V AC), wire voltage 380V ±30% (266-494V AC) (optional)

Note:for other super lower input voltage (Vi), we'll specially designed by ourselves, namely addingone step-up boost transformer outside AVR or other designed well

• Output voltage: phase voltage of 220V AC (stabilized) andwire voltage of 380V AC (stabilized)
• Accuracy of voltage:±2-5% (adjustable)
• Frequency:50/60Hz
• Efficiency:>95%
• Response time:<1.5S (against 10% input voltage deviation)
• Ambient temperature:-10 to40°C
• Insulation resistance:>2mΩ
• Waveform distortion:non additional waveform distortion
• Protection: over-/under-voltage, over-current/over-loading, short-circuit, bypass, surge (optional), phase-sequence/phase failure, machine fault andprotection functions
• Over-load capacity:1 minuteat rated current of 2 times
• Electricity-resistance strength: power frequency sinusoidal is 2000V AC without breakdown and flashover when it lasts 1 minute

4.Remarks:
Customized specifications are accepted, such as mains input voltage range, display mode (analog or digital meter), productsrings or packing material