Eaton STS 2000A - 1.8 Communications; 1.9 Optional Features; 1.10 Standards Compliance; 1.11 Using This Manual

Eaton Static Transfer Switch 2000A 3-Pole Installation and Operation Manual 164001127—Rev 01 11
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The STS 2000A can transmit alarms, status, and waveform data to remote locations and receive control signals
using several communications methodologies:
• Modbus RTU using RS422/485 (4-wire or 2-wire)
• Ethernet 10/100 Mb supporting these protocols:
– ModBus TCP/IP
– HTTP for the STS web server, providing web browser access to display pages
– SNMP (Simple Network Management Protocol)
– SNTP (Simple Network Time Protocol) for time synchronization
– SMTP (Simple Mail Transfer Protocol) for E-mail summary alarm alerts
• Land line 9600 Modem for dial out summary alarm notification
• Dry contact input and output signals, used for status conditions, summary alarm notification, remote EPO,
and remote switching of input sources
• •USB download of the Event Log using the display’s USB port
All of the above communications methods can be used simultaneously.
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The STS 2000A 3-pole has these optional features:
• A second MCSW Isolation Switch, providing redundancy for the Isolation Switch
• Enhanced Contractor Board, providing additional dry contact and communications options (see
6.1.2 Enhanced Contractor Board Connections and other Chapter 5 sections)
• Multi-Switch Link Option, allowing an N+1 UPS configuration (see
6.3.4 Multi-Switch Link Option (N+1 UPS))
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The STS 2000A system is listed to these standards:
• Underwriters Laboratories: listed to UL standard 891.
• ETL: listed to UL1008 and to applicable parts of CSA 22.2.
The STS 2000A system is also designed, manufactured, tested, and installed, as applicable, in accordance with
these standards:
• American National Standards Institute (ANSI)
• Canadian Standards Association (CSA)
• Institute of Electrical and Electronics Engineers (IEEE)
• National Electrical Code (NEC)
• National Electrical Manufacturers Association (NEMA)
• National Fire Protection Association (NFPA)
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Read this manual thoroughly and make sure you understand the procedures before you attempt to install, set
up, operate or carry out any maintenance work on this Eaton product.
System Description