• Delta datacenter infrastructure total solutions
  • Static Transfer Switch (STS) 200/400/600/800 A, 480 Vac

    Technical Specifications

    Model
    STS-200A / STS-400A / STS-600A / STS-800A
    Input
     
    Nominal Voltage
    480 Vac, 3P3W+PE
    Voltage Range
    432-528 Vac
    Frequency Range
    45-65 Hz
    Source Voltage Distortion
    Up to 10% THD
    Output
     
    Nominal Voltage
    480 Vac
    Frequency
    50/60 ± 0.5 Hz
    Transfer Time
    < 4 ms
    Overload Capability
    101-125%: 30 mins, 126-150%: 2 mins, 151-500%: 0.25 secs
    Short Circuit Withstand Current
    65 kA
    Current Crest Ratio
    3.5:1
    Efficiency
     
    Online Mode
    > 99%
    Communication Interface
     
    Display
    10-inch color LCD touchscreen
    Port
    USB port x1, RS-485 port x1, Ethernet port x1, Input dry contact x4, Output dry contact x4
    Protocol
    SNMP, Modbus TCP, HTTP, HTTPS
    Physical
     
    Dimensions (W x D x H)
     
    ● STS-200A
    610 x 760 x 2000 mm
    ● STS-400A
    965 x 815 x 2000 mm
    ● STS-600A
    965 x 815 x 2100 mm
    ● STS-800A
    1400 x 900 x 2000 mm
    Net Weight
     
    ● STS-200A
    365 kg
    ● STS-400A
    530 kg
    ● STS-600A
    630 kg
    ● STS-800A
    900 kg
    Environment
     
    Operating Temperature
    0 to 40°C
    Humidity
    0-95% (non-condensing)
    Altitude
    0-1200 m
    Storage Temperature
    -40 to 80°C
    Ingress Protection Level
    IP20
    Conformance
     
    Safety
    UL 1008S
    Surge Protection
    ANSI C62.41 Cat A, B
    Sustainability
    RoHS, REACH
    All specifications are subject to change without prior notice.
     

    Product available regions:

    North America Latin America
     

      

     
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