TSC800Rev11(Draft2) 7/27/04 1:23 PM Page 1

04 • 07 • 01

Model TSC 800

AUTOMATIC TRANSFER SWITCH CONTROLLER

• Microprocessor-Based Circuitry provides ultimate
Reliability and Versatility
• User-Friendly Operator Interface
• Backlit LCD Display Screen with Alpha-Numeric
Readout for Display and Programming
• Digital Voltage and Frequency Display for
Generator and Utility Supply
• Standard Remote Communication Serial Port
• Non-Volatile Memory retains Logic and Setpoints
if Control Power is lost
• Direct 3 Phase Voltage Sensing Inputs on
Generator and Utility Supplies from 120VAC to
600VAC (nominal)
• Security Password-Protected Programming Levels
• Self-Diagnostic Features Continuously Verify
Processing, I/O and Memory Circuits

GENERAL DESCRIPTION STANDARD CONTROL FEATURES

The Thomson Technology TSC 800 automatic transfer • Engine Start Contact - Form C,
controller provides advanced microprocessor design 10A 120/240VAC Resistive
technology for control of automatic transfer switches. The • Utility Under Voltage Sensing - 3 Phase,
TSC 800 is factory configured to control all the operational 70-100% Adjustable c/w Time Delay
functions and display features of the automatic transfer • Generator Under Voltage Sensing - 3 Phase,
switch. All standard and optional control features of the TSC 70-100% Adjustable c/w Time Delay
800 are fully programmable from the front panel LCD • Generator Under/Over Frequency Sensing
display and are security password protected. The LCD (40-70Hz c/w Time Delays)
display screen prompts are in plain English, providing a • Utility Over Voltage Sensing - 3 Phase,
user-friendly operator interface with selectable display 100-130% Adjustable c/w Time Delay
options. The microprocessor design provides high accuracy • Generator Over Voltage Sensing - 3 Phase,
for all voltage sensing and timing functions as well as 100-130% Adjustable c/w Time Delay
providing many standard features which are only available • Utility Under/Over Frequency Sensing
as add-on options on other transfer switches. (40-70Hz c/w Time Delays)
• Utility Return Timer 0-60 min.
• Engine Warm-Up Timer 0-60 min.
• Engine Start Delay Timer 0-60 sec.
• Engine Cooldown Delay Timer 0-60 min.
• Neutral Position Delay Timer 0-2 min.
• Programmable Function Contact - Form C, 10A,
120/240VAC Resistive
GENERAL DESCRIPTION • Load on Utility Output Signal 3A, 120/240VAC Resistive
• Load on Generator Output Signal 3A,
• TSC 800 - 115
120/240VAC Resistive
(for nominal 115VAC power supply inputs)
• On Load/Off Load Exercise Timer
• TSC 800 - 230
7, 14, 21 or 28 Day (Single Occurrence)
(for nominal 230VAC power supply inputs)
• Load on Utility Status-Green LED Light
• Load on Generator Status-Red LED Light
• On Load/Off Load Test Pushbuttons

THOMSON TECHNOLOGY • 9087A - 198th STREET, LANGLEY, BC CANADA V1M 3B1

TELEPHONE: (604) 888-0110 • FAX: (604) 888-3381 • E-MAIL: info@thomsontechnology.com • www.thomsontechnology.com

TSC800Rev11(Draft2) 7/27/04 1:23 PM Page 2

OPERATOR CONTROLS SPECIFICATIONS

• Four front panel mounted pushbuttons provide the • POWER SUPPLY:
following functions: • 115 or 230VAC Nominal (-30%, +10%)
• Display Option Menu • 50/60Hz
• On Load/Off Load Test Menu • 100ma Nominal
• Programming Entry/Exit (no external load connected)
• Programming Value Increment • VOLTAGE SENSING:
• Programming Value Decrement • Direct 120-600VAC (nominal)
• Lamp Test Single or 3 Phase
• LED indicators: • 50/60Hz
• Load on Utility Supply • +/-0.5% accuracy of setting @ 25°C
• Load on Generator Supply • OPERATING TEMPERATURE:
• LCD display options: • -15°C to +50°C
• Timer Countdown Functions • OUTPUT CONTACTS
• 3 Phase Utility Voltage, Frequency (Form C, 10A, 120/240VAC resistive)
• 3 Phase Generator Voltage, Frequency • Engine Start
• Exercise Time Clock • Programmable Function
• System Status Condition • OUTPUT SIGNALS
(120/240VAC Resistive Load)
• Transfer to Utility 10A
• Transfer to Generator 10A
ADVANCED FEATURES • Pre/Post-Transfer to Utility 3A
• Pre/Post-Transfer to Generator 3A
• 3-Phase Voltage Sensing on both Utility and Generator • Load on Utility 3A
Sources with Direct Input Voltage up to 600VAC (nominal). • Load on Generator 3A
• Superior EMI/RFI Noise Immunity and Surge Performance
Design Features as per IEEE C62.41 requirements.
• Dual Source System Logic can provide control for Two
Generator Sources or Dual Utility Feeder Applications. OPTIONAL CONTROL FEATURES
• Fail to Transfer Logic provides a Forced Transfer to the
Alternate Source if a failure is detected. CODE DESCRIPTIONS
• Optional Pre/Post Transfer Signal Contacts provide CIM Communication Interface Module with internal
Signals to Remote Devices (ie. Elevator Controls) to Warn 14.4Kbaud modem, RS232/422/485 ports and
System of Impending Transfer to Either Source.
Modbus™ protocol. One CIM module provides
• Diagnostic status LEDs for:
communication interface for up to ten TSC 800
• CPU Running (Watchdog)
controllers per system.
• Engine Start Output Activated
• Transfer to Utility Supply Output Activated DS Dual Source System Control Logic
• Transfer to Generator Supply Output Activated LDC Pre/Post-Transfer to Utility & Generator Signal
• Programmable Auto Callout Signal to Remote Monitoring Output 3A, 120/240VAC Resistive (0-30sec.)
Device VFD Vacuum Fluorescent Display for Extended Low
• Programmable Exercise Timer (7, 14, 21 or 28 Day Temperature Operation (-40°C)
Single Occurrence)
• Timer Bypass Feature to Eliminate Delays for Testing
Purposes
• Phase Balance Detection on Utility and Generator Sources
• Over Voltage & Over Frequency Sensing on Utility and
Generator Sources
• Auto Timed or Manual Retransfer Programmability for
Return to Utility Supply Not Available with Dual Source System Control Logic
• Standard RS422 Remote Communication Port
• On Board Data Logging (Total Number of Transfers, Total Refer to separate literature for additional information
Number of Transfers Due to Source Failure, Number of
Hours Controller is Energized, Number of Hours Load
is on Utility, Number of Hours Load is on Generator)
• Remote Load Test/Peak Shave Input
™ Trademarks belong to their respective parties.

NOTE: Specifications subject to change without notice.

CL028 Rev 11 04/07/01

THOMSON TECHNOLOGY • 9087A - 198th STREET, LANGLEY, BC CANADA V1M 3B1

TELEPHONE: (604) 888-0110 • FAX: (604) 888-3381 • E-MAIL: info@thomsontechnology.com • www.thomsontechnology.com