Liebert POWER PROTECTION STATIC TRANSFER SWITCH - Manual

Liebert POWER PROTECTION STATIC TRANSFER SWITCH

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Table of Contents:

  • Page 3 – TABLE OF CONTENTS
  • Page 4 – ii; STS2 O
  • Page 5 – iii; LED D
  • 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 10 – Important Safety Instructions
  • 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 the entire manual before installing and operating the unit.
  • Page 12 – Unpacking and Inspections; NPACKING; and unpacking of the STS2.; External Inspections; carrier and to Liebert Global Services immediately.; Unloading and Handling; on page 5 for instruction on removing the STS2 from the pallet.
  • Page 13 – after it has reached its location and is removed from the pallet.; Internal Inspections; and determine the unit’s weight before handling
  • Page 14 – Location Considerations; OCATION; Figures 5; Recommended Minimum Service Clearances; Table 1; Switch Size
  • Page 15 – Altitude; Figure 1; shows the maximum allowable ambient temperature for full load; Figure 2; ient T
  • Page 16 – Locating the STS2; OCATING; Leveling and Anchoring the Unit to the Floor; through; Leveling of the Static Switch Without Anchoring; through
  • Page 17 – Power and Control Wiring; OWER; Input And Output Power Connections; Figure 3
  • Page 18 – wire sizes. The STS2 bus bars accommodates standard 2 hole lugs.; Input Junction Box Installation (Optional); See
  • Page 19 – System Grounding; Equipment grounding —; based on the upstream overcurrent protection device.; on page 11 or as is typical with a double-; Figure 4; Control Wiring Connections; on page 13 for details; hazard and is not recommended.
  • Page 20 – Remote Source Selection Wiring; not; Table 7
  • Page 21 – Options; PTIONS; Programmable Relay Board; Configuring the Programmable Relay Board Settings on page 97; Optimized Transfer; Table 8; Channel
  • Page 22 – Distribution Cabinet With I-Line Panelboard—100-600A Units Only
  • Page 23 – LED Display; Figures 8; Redundant Output Breaker
  • Page 24 – Input Junction Boxes and Cables; - Leveling and Anchoring the Unit to the Floor; Seismic Floor Stand
  • Page 25 – Installation Drawings; NSTALLATION; Figure 5; SIDE VIEW; DETAIL A
  • Page 26 – Figure 6; BOTTOM VIEW
  • Page 27 – Figure 7
  • Page 28 – Figure 8
  • Page 29 – Figure 9
  • Page 30 – FRONT VIEW
  • Page 31 – SYSTEM SEISMIC ANCHORING, FIGURE 1; TOP VIEW
  • Page 33 – SYSTEM SEISMIC ANCHORING,
  • Page 40 – Figure 20 Circuit breaker schedule; STATIC TRANSFER SWITCH 2, MOLDED CASE BREAKER SCHEDUL
  • Page 41 – Figure 21 Control connection location diagram: 100 – 600 amp STS2; CONTROL WIRING; OPTION LOCATION DETAIL
  • Page 42 – FRONT VIEW WITH FRONT DOOR REMOVED
  • Page 43 – Figure 23 Control wiring for remote source selection option; REMOTE SOURCE SELECTION; SEE NOTE 1
  • Page 44 – Figure 24 Control wiring for the programmable relay board option; TABLE
  • Page 45 – INPUT CONTACT ISOLATOR BOARD
  • Page 47 – Figure 27 Control wiring for the internal modem option; SEE DETAIL; COMMS BOARD
  • Page 49 – Figure 29 Control wiring for the RS-232 port; UPPER HALF OF UNI; SEE DETAIL A; RXD; DB9 CONNECTOR; TXD
  • Page 50 – Figure 30 Outline drawing for input junction box; INPUT JUNCTION BOX
  • Page 51 – Figure 31 Color LCD touch screen display
  • Page 52 – Figure 32 LED display
  • Page 53 – Figure 33 Installation drawing, seismic floor stand 100-250A
  • Page 54 – Figure 34 Installation drawing, seismic floor stand 100-250A
  • Page 55 – Figure 35 Installation drawing, seismic floor stand 100-250A; REAR RIGHT ISOMETRIC VIEW
  • Page 56 – Figure 36 Installation drawing, seismic floor stand 100-250A
  • Page 57 – Figure 37 Installation drawing, seismic floor stand 400-600A
  • Page 58 – Figure 38 Installation drawing, seismic floor stand 400-600A
  • Page 59 – Figure 39 Installation drawing, seismic floor stand 400-600A
  • Page 60 – Figure 40 Installation drawing, seismic floor stand 400-600A
  • Page 61 – Figure 41 Installation drawing, seismic floor stand 800-1000A; HARDWARE TORQUE
  • Page 62 – Figure 42 Installation drawing, seismic floor stand 800-1000A
  • Page 63 – Figure 43 Installation drawing, seismic floor stand 800-1000A; PLACES
  • Page 64 – Figure 44 Installation drawing, seismic floor stand 800-1000A
  • Page 65 – Introduction to STS2 Operations; NTRODUCTION; PERATIONS; System Description; Preferred
  • Page 66 – Reliability and Agency Requirements; cable, to meet agency requirements as follows:; Factory Backup and Service Assistance; Modes of Operation
  • Page 67 – Operator Controls; below and; Figure 45 STS2 touch screen display; remotely select a preferred source. See
  • Page 68 – Theory of Operation; HEORY; General Description; The; 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; munication Interfaces; Firmware; Alarm and Faults; inactive
  • Page 71 – assistance once set-up and started properly.
  • Page 72 – Operating Instructions for the Touch Screen Interface; screen interface, refer to
  • Page 73 – Figure 46 STS2 touch screen display; to
  • Page 74 – Manual Transfer / Preferred Source Selection; User; for instructions on this procedure.; Figure 47 Source transfer screen; 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 48 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 10 - Terminal Commands
  • Page 81 – The History Log has the following fields:
  • Page 82 – List of Messages; Table 9; Alarm Message
  • Page 83 – Configuring the Input Contact Isolator Settings on
  • Page 84 – Communication Interfaces; OMMUNICATION; OpenComms Network Interface Card Installation and Users Guide; Configuring the Input Contact Isolator Settings on page 95
  • Page 85 – tions; command; Terminal Commands; Keys
  • Page 86 – Configuring the STS2 via the Terminal
  • 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; 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 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 – STS2 Touch Screen Display; OUCH; Display Overview; The 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 50 Menus; ) to delete unwanted characters. This button functions like
  • Page 95 – Using the Optional Key Lockout Switch; Using the Password; To set or reset the password:; Changes disabled
  • Page 96 – System Ratings; events
  • Page 97 – To set the event masks:; Select the mask settings for each fault and alarm.; Figure 53 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 54 User settings dialog box; Transfer / Preferred Source Selection
  • Page 99 – To configure the set points for each source:; Select SOURCE 1/2 SET POINTS from the User Settings dialog box.; Figure 55 Source setpoints; to configure the settings for Source 1.; Set Point Parameters; Button
  • Page 100 – ferred source after that source is restored.
  • Page 101 – System Settings; To access the System Settings menu:; Comm Options; • Select COMM OPTIONS from the System Settings Menu.; Figure 56 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 59 Programmable relay board dialog box; Configuring the Network Interface Card; If the optional OpenComm NIC is installed in the
  • Page 107 – SiteScan Configuration; for more information on this board.; If the; 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 60 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 STS2 is connected to a PDU configured as a Wye:; Remote Source Selection; 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 61 Event log; History Log; Figure 62 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 LED Display STS2; PERATING; 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 63 LED display
  • Page 112 – LED and push button description; Symbol
  • Page 113 – Refer to
  • Page 114 – and Faults
  • Page 115 – Bypass Procedures for Source 1; If transfer to Source 2 is not desired:
  • Page 116 – Bypass Procedures for Source 2; If transfer to Source 1 is not desired:
  • Page 117 – 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 118 – Specifications; PECIFICATIONS; This section provides the specifications for the STS2.; System Configuration; apply to both units, the Color Graphical Display and an LED Display.; System Current Ratings; Current
  • Page 119 – User Settings on page 89; for instructions on configuring these settings.; Electrical Requirements; Item; Unit Short Circuit Withstand Capability; Unit Voltage
  • Page 120 – System Components; The frame is designed to accommodate floor stands.; Frame Sizes; Rating Width Depth Height
  • Page 121 – the STS2 logic. See the Circuit Breaker Schedule in; Color Graphical Display or LED Display; for a drawing of the touch screen display. See
  • Page 122 – for the port’s location.; MTA Plug Pinout; DB9 Pinout; Pin
  • Page 123 – Parameter Setting
  • Page 124 – Event Message Help Text; VENT; BOLD
  • Page 125 – SH
  • Page 145 – 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 Size
  • Page 146 – UPPORT
  • Page 147 – ROGRAMMABLE; Board; for more information on the PRB.
  • Page 149 – NPUT; for more information on the ICI.
  • Page 152 – Via Leonardo Da Vinci 8; TATIC; SER
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P

OWER

P

ROTECTION

S

TATIC

T

RANSFER

S

WITCH

2

U

SER

M

ANUAL

100-1000 Amp

50-60 Hz

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Summary

Page 3 - TABLE OF CONTENTS

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 6.12 Input Junction Boxes and Cables . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16 6.13 Seismic Floor Anchors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16 6.14 Seismic Floor Stand ...

Page 5 - iii; LED D

iii 11.2 Event and History Logs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 72 11.2.1 Event Log . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7211.2.2...

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