Emerson Static Transfer Switch - Manual

Emerson Static Transfer Switch

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Table of Contents:

  • Page 3 – TABLE OF CONTENTS; Liebert IntelliSlot
  • Page 4 – ii; STS2 O
  • Page 5 – iii; STS2 T
  • Page 6 – iv
  • Page 7 – FIGURES
  • Page 8 – TABLES
  • Page 9 – SAVE THESE INSTRUCTIONS; WARNING; personnel should perform maintenance on the static switch.; NOTE; CAUTION; Locate the center of gravity symbols
  • Page 11 – Safety Precautions; AFETY; Important Safety Instructions on page 1; Refer to the; Handling Considerations on page 5; before attempting to move the unit.; should perform maintenance on the static switch.; than solidly grounded-wye sources may cause damage to the switch.; Read this entire manual before installing and operating the unit.
  • Page 12 – Unpacking and Inspections; NPACKING; and unpacking of the Liebert STS2.; External Inspections; carrier and to Liebert Services immediately.; Unloading and Handling; on page 5 for instruction on removing the Liebert STS2 from the pal-
  • Page 13 – Easily Moved —; after it has reached its location and is removed from the pallet.; Check the unit size and weight —; Refer to the cabinet drawings furnished with the unit for size; Figures 5; through; Plan the route —; Ensure that the forklift is clear of; Internal Inspections; and determine the unit’s weight before handling
  • Page 14 – Location Considerations; OCATION; Recommended Minimum Service Clearances; Table 1; Switch Size
  • Page 15 – Altitude; Figure 1; shows the maximum allowable ambient temperature for full load; Figure 2; Ra
  • Page 16 – Locating the Liebert STS2; OCATING; Leveling and Anchoring the Unit to the Floor; Leveling of the Static Switch Without Anchoring
  • Page 17 – Power and Control Wiring; OWER; Input And Output Power Connections; Installation—Optional
  • Page 18 – Figure 3; Input Junction Box Installation—Optional; See; Table 2; Rating
  • Page 19 – Table 3
  • Page 20 – System Grounding; Equipment grounding —; based on the upstream overcurrent protection device.; on page 12 or as is typical with a double-; Figure 4; Control Wiring Connections; on page 14 for details; hazard and is not recommended.
  • Page 21 – Remote Source Selection Wiring; not; Table 6
  • Page 22 – Options; PTIONS; Programmable Relay Board; Configuring the Programmable Relay Board Settings on page 97; Optimized Transfer; Table 7; Channel
  • Page 23 – Distribution Cabinet With I-Line Panelboard—100-600A Units Only; Configuring the Input Contact Isolator; Comms Board; Comm
  • Page 24 – LED Display; Figures 8; Redundant Output Breaker
  • Page 25 – Input Junction Boxes and Cables; - Input Junction Box Installation—Optional; Seismic Floor Anchors; - Leveling and Anchoring the Unit to the Floor; Seismic Floor Stand
  • Page 26 – Installation Drawings; NSTALLATION; Figure 5
  • Page 27 – Figure 6; Rev
  • Page 28 – Figure 7
  • Page 29 – Figure 8
  • Page 30 – Figure 9
  • Page 32 – SYSTEM SEISMIC ANCHORING, FIGURE 1; TOP VIEW; FRONT
  • Page 34 – SYSTEM SEISMIC ANCHORING,
  • Page 35 – FRONT VIEW
  • Page 41 – Figure 20 Liebert STS2 non-automatic circuit breaker schedule
  • Page 42 – CONTROL WIRING
  • Page 44 – Figure 23 Control wiring for remote source selection option; See Note 1; GND; Remote Source Selection; Source 1
  • Page 45 – Figure 24 Control wiring for the programmable relay board option; PROGRAMMABLE RELAY BOARD; TABLE; CHANNEL
  • Page 46 – “NO CUSTOMER CONNECTION”; input contact isolator board option.
  • Page 47 – Figure 26 Control wiring for comms board; COMMS BOARD
  • Page 48 – TB
  • Page 49 – Figure 28 Control wiring for the RS-232 port; See Detail A; Front View; Upper Half of Unit; DB9 Connector; Connector accessible with front
  • Page 50 – Figure 29 Outline drawing for input junction box; INPUT JUNCTION BOX
  • Page 51 – Figure 30 Color LCD touch screen display
  • Page 52 – Figure 31 LED display; Symbol
  • Page 53 – Figure 32 Installation drawing, seismic floor stand 100-250A
  • Page 54 – Figure 33 Installation drawing, seismic floor stand 100-250A
  • Page 55 – Figure 34 Installation drawing, seismic floor stand 100-250A; DETAIL A
  • Page 56 – Figure 35 Installation drawing, seismic floor stand 100-250A
  • Page 57 – Figure 36 Installation drawing, seismic floor stand 400-600A
  • Page 58 – Figure 37 Installation drawing, seismic floor stand 400-600A
  • Page 59 – Figure 38 Installation drawing, seismic floor stand 400-600A
  • Page 60 – Figure 39 Installation drawing, seismic floor stand 400-600A
  • Page 61 – Figure 40 Installation drawing, seismic floor stand 800-1000A; HARDWARE TORQUE
  • Page 62 – Figure 41 Installation drawing, seismic floor stand 800-1000A
  • Page 63 – Figure 42 Installation drawing, seismic floor stand 800-1000A; PLACES
  • Page 64 – Figure 43 Installation drawing, seismic floor stand 800-1000A
  • Page 65 – Introduction to Liebert STS2 Operations; NTRODUCTION; PERATIONS; System Description; Preferred
  • Page 66 – Reliability and Agency Requirements; applicable, to meet agency requirements as follows:; Factory Backup and Service Assistance; Modes of Operation; required
  • Page 67 – Operator Controls; below and; Figure 44 Liebert STS2 touch screen display; remotely select a preferred source. See
  • Page 68 – Theory of Operation; HEORY; General Description; the AC load, should your primary source fail.; Liebert STS2 Static Transfer Switch; Automatic Retransfer Inhibited; Source Set Points on page 90; for
  • Page 69 – Retransfer Enabled/Disabled or Retransfer Delay user settings.; Source Set Points; heading for details.; Detailed Component Description; Operator Interface
  • Page 70 – Hardware; Communication Interfaces; Firmware; Alarm and Faults; inactive
  • Page 71 – outside assistance once set-up and started properly.
  • Page 72 – Operating Instructions for the Touch Screen Interface; arrange for equipment inspection and startup.; - Operating the Liebert STS2 LED Display
  • Page 73 – Figure 45 Liebert STS2 touch screen display; to
  • Page 74 – Manual Transfer / Preferred Source Selection; User; for instructions on this procedure.; Figure 46 Source transfer screen; and the load would not receive power. See
  • Page 75 – To manually select the preferred source; through the touch screen.; Enabling Remote Source Selection; on page 76 for instructions on using the that interface.; Maintenance Bypass; on the Mimic screen.; thereby initiating a transfer remotely.
  • Page 76 – Figure 47 Gate board viewing slot locations
  • Page 77 – To bypass the switch for Source 1:; Verify Source 1 is supplying power via the Mimic.; To return to the normal mode:; slots in the control panel. See; must first transfer to Source 1. See
  • Page 78 – To bypass the switch for Source 2:; To return to normal mode:; Normal System Shutdown; Shutdown in Static Transfer Switch Mode; transfer to Source 2. See
  • Page 79 – LARM
  • Page 80 – Event and History Logs; Table 9 - Terminal commands
  • Page 81 – List of Messages
  • Page 82 – Table 8; Alarm Message
  • Page 83 – Configuring the Input Contact Isolator Settings on
  • Page 84 – OMMUNICATION; Table 9
  • Page 85 – Connections; command; Keys
  • Page 86 – Configuring the Liebert STS2 via the Terminal; metering
  • Page 87 – Value Parameter; Item settings, depending on what they are, use various value types.; Value types; hexadecimal binary word; Group settings and values
  • Page 89 – Setting Bitpacked Options with the Terminal; Five sets of options and features; Comms Options 1
  • Page 90 – Critical Option Enabling; grouped in four sets of four bits each, as such:; Binary-hexadecimal conversions
  • Page 91 – Putting the Terminal Command Together; , bits 7 and 0 each must be set to 1 to indicate; Setting Event Masks with the Terminal; the Liebert STS2 via the Terminal; on page 78 for more details about the parameters.
  • Page 92 – Examples of Event Mask Settings; To breakdown this syntax for the last example:
  • Page 93 – Liebert STS2 Touch Screen Display; IEBERT; OUCH; Display Overview; The Liebert STS2; Mimic —; a graphical diagram of the status of the unit.; Event controls —; allow you to reset alarms and turn off audible alarms.; Event Display —; Mimic
  • Page 94 – tings to be customized.; Figure 49 Menus; ) to delete unwanted characters. This button functions like
  • Page 95 – Using the Optional Key Lockout Switch; Figure 51 Key lockout switch.; Using the Password; To set or reset the password:; A keyboard is displayed.
  • Page 96 – System Ratings; events; Event Mask
  • Page 97 – To set the event masks:; Select the mask settings for each fault and alarm.; Figure 52 Event mask dialog box; User Settings; qualified personnel via system security.; To access the User Settings dialog box:; . The top six buttons access a series of sec-
  • Page 98 – Figure 53 User settings dialog box; Manual Transfer / Preferred Source Selection
  • Page 99 – To configure the setpoints for each source:; Button
  • Page 101 – System Settings; To access the System Settings menu:; Comm Options; • Select COMM OPTIONS from the System Settings Menu.; Figure 55 Comm options dialog box; Option
  • Page 102 – Configuring the Modem; To configure the modem:
  • Page 103 – Configuring Pager Support
  • Page 105 – Configuring the Programmable Relay Board Settings; summary; Standard settings for programmable relays; Relay
  • Page 106 – Figure 58 Programmable relay board dialog box; Configuring the Liebert IntelliSlot Web/485 Card With Adapter; Web/485 Card With Adapter
  • Page 107 – Liebert SiteScan Configuration; for more information on this board.; If the Liebert STS2 will be connected to Liebert SiteScan:; Saving Your Communications Configurations; To save you communications configuration settings:; the settings that you want activated.; System Options; • Select SYSTEM OPTIONS from the System Settings Menu.; Figure 59 System options; Dual Output Breaker; display PDU specific metering and alarm information.
  • Page 108 – -Pole Transfer Switch; This selection is set at the factory.; Wye Output Transformer; Delta changes the firing sequence of the SCRs.; If the Liebert STS2 is connected to a PDU configured as a Wye:; System Options menu. See; If the system is utilizing Remote Source Selection:; System ID; Using the Password on page 87; tion on configuring and using the password.
  • Page 109 – Event Log; Figure 60 Event log; History Log; Figure 61 History log
  • Page 110 – To use the History Log:; Cleaning the LCD Touch Screen; required on such equipped units to clear these logs.
  • Page 111 – Operating the Liebert STS2 LED Display; PERATING; STS2 LED D; ISPLAY; desired. Instructions for using the LCD are in; LEDs and Buttons and Key Lockout Switch; switch, plus tables providing definitions of these components.; Figure 62 LED display
  • Page 112 – LED and push button description
  • Page 113 – Refer to; Changes disabled
  • Page 114 – The green LED for CB2 turns on.; and Faults; be corrected before proceeding.
  • Page 115 – If the Transfer Inhibit LED is lit:
  • Page 116 – Bypass Procedures for Source 1; If transfer to Source 2 is not desired:
  • Page 117 – Bypass Procedures for Source 2; If transfer to Source 1 is not desired:
  • Page 118 – Shutdown in Static Transfer Switch Mode; The LEDs for CB1 and CB2 are turned off.; Shutdown in Maintenance Bypass Mode; When the Static Transfer Switch is operating on bypass:
  • Page 119 – Specifications; PECIFICATIONS; This section provides the specifications for the Liebert STS2.; System Configuration; System current ratings; Current
  • Page 120 – User Settings on page 89; for instructions on configuring these settings.; Electrical requirements; Item; Unit short circuit withstand capability; Unit Voltage
  • Page 121 – System Components; the base. The frame is designed to accommodate floor stands.; Frame sizes; Rating Width Depth Height
  • Page 122 – the Liebert STS2 logic. See; Figure 20 - Liebert STS2 non-automatic circuit breaker schedule; Color Graphical Display or LED Display; for a drawing of the touch screen display. See
  • Page 123 – for the; MTA plug pinout; DB9 pinout; Pin
  • Page 124 – Parameter Setting
  • Page 125 – Event Message Help Text; VENT; BOLD
  • Page 126 – SH
  • Page 146 – Maintenance; AINTENANCE; Proper Tightening of Nuts and Bolts; • For a Color Graphical Display unit, see; Selection; on; Changing the Air Filter; before working inside unit.; Torque tightening; Bolt Shaft
  • Page 147 – UPPORT
  • Page 148 – ROGRAMMABLE; Board; for more information on the PRB.
  • Page 150 – NPUT; for more information on the ICI.
  • Page 152 – AC Power
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Summary

Page 3 - TABLE OF CONTENTS; Liebert IntelliSlot

i TABLE OF CONTENTS I MPORTANT S AFETY I NSTRUCTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 O VERVIEW OF M ANUAL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 1.0 S AFETY ...

Page 4 - ii; STS2 O

ii 7.0 I NSTALLATION D RAWINGS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18 8.0 I NTRODUCTION TO L IEBERT STS2 O PERATIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57 8.1 System Description. . . . . . . . . . . . . . . . ...

Page 5 - iii; STS2 T

iii 12.0 C OMMUNICATION I NTERFACES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 76 12.1 Using the RS-232 Port . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 76 12.1.1 Connecting and Using a T...

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