Santak SPU 20kVA Power-Specific Uninterruptible UPS Power Supply 20kVA

Product details

Santak SPU 20kVA Power-Specific UPS, built on over 30 years of industry expertise, rigorously meets the stringent reliability requirements of power systems. The product strictly complies with DL/T5491-2014 and DL/T1074-2019 power industry standards, featuring dual-isolated input/output design that allows direct connection to 110-220V DC bus systems in power plants/substations, reducing battery investment and maintenance costs. Its core advantage lies in harsh environment adaptability: stable operation within -25℃ to +55℃ wide temperature range, tolerance to high dust, corrosive gases, and vibration environments, with output waveform distortion rate below 3%, effectively protecting precision control systems like DCS and DEH.The device is equipped with intelligent protection mechanisms, including overload bypass transfer, short-circuit current-limiting shutdown, and battery low-voltage protection, supporting stable operation of IT equipment, nonlinear loads, and impact loads. With system efficiency ≥83%, it significantly reduces energy consumption, meeting professional-grade uninterrupted power supply needs for scenarios like generation group booster stations, grid company substations, and enterprise step-down stations.

Product Features

Strictly complies with DL/T5491-2014 and DL/T1074-2019 power industry standards, meeting professional certification requirements of power generation groups and grid enterprises
Supports direct connection to 110-220V DC bus systems, significantly reducing battery configuration quantity and maintenance costs
Equipped with wide-temperature operation capability from -25°C to +55°C, adaptable to high-temperature, high-humidity, and extreme climate conditions in power plants
Output waveform distortion rate below 3%, precisely protecting safety of precision control system equipment such as DCS/DEH
Configured with intelligent protection system, featuring overload bypass switching, short-circuit current limiting, and automatic battery low-voltage protection

Application Scenarios

Continuous power supply guarantee for relay protection devices and monitoring systems in power plant step-up substations
Power safety protection for SCADA systems and communication equipment in grid company substations
Uninterruptible power supply solution for DCS control systems in petrochemical enterprises
Stable power support for automated production line equipment in high-dust environments of metallurgical industry
Backup power configuration for precision instruments and emergency lighting systems in rail transit step-down substations

Product Parameters

Model:Power-specific UPS SPU 20kVA
Rated Capacity:20kVA
DC Source (DC220V):Y
DC Source (DC110V):Y
Input AC Single Phase (1P):N
Input Voltage:/
Input AC Three Phase (3P):Y (supports DC220V only)
Input Voltage:380V±25%
Input Frequency:50Hz/60Hz ±10%
Input DC Voltage and Range:DC220V (Rated) DC180V~DC270V DC110V (Rated) DC90~DC135V
Output Voltage and Accuracy:AC220±1% (1P2W)
Output Frequency:50Hz/60Hz ±0.1%
Output Waveform Distortion Rate:<3% (Linear Load), <5% (Non-linear Load)
Output Overload Capacity:<=100% Continuous Load 100%~120% 10 Minutes Transfer to Bypass 120%~150%, 60 Seconds Transfer to Bypass ≥150%, 1 Second Transfer to Bypass
Output Power Factor:0.7
Output Crest Factor:0.125694444
Output Efficiency:≥83%
Protection Function Battery:Battery Low Voltage Auto Shutdown, Circuit Breaker Protection
Protection Function Overload Capacity:Transfer to bypass after overload, automatically recover after load reduction
Protection Function Short Circuit:Current limit auto shutdown, fuse and circuit breaker protection
Protection Function Fault:Fault or internal overtemperature, automatically transfer to bypass and alarm
Protection Function Frequency:50Hz/60Hz ±10%
Protection Function EMI/EMC:EN50091-2 Approved (optional filter)