08 • 05 • 01

Model Series TS 870 • 100 - 1200 AMP

AUTOMATIC TRANSFER SWITCHES

TS 870 - 400 AMP TS 870 - 400 AMP

TRANSFER SWITCH TRANSFER SWITCH

THOMSON TECHNOLOGY TS 870 AUTOMATIC TRANSFER SWITCHES

OFFER THE FOLLOWING OUTSTANDING FEATURES:
Enclosed Contact Power Switching Units • all control wires and power busses are front-accessible
• fully enclosed silver alloy contacts provide high
withstand rating & 100% continuous current rating. Control Features
• TSC 80 microprocessor based controller.
• 3 cycle short circuit current withstand tested allows use of
non-series rated upstream protection devices. • isolation plug permits disconnecting control circuits
from all power sources for safety and convenience.
• completely separate utility and generator side power
switching units provide superior reliability through
redundancy (no common parts), as well as excellent Quality Assurance
serviceability. • ISO 9001:2000 Registered

• power switching units can incorporate over current Product Data

protection, allowing cost savings in upstream devices. • Models from 100-1200 Amp continuous
• not damaged if manually switched while in service since • Available 2, 3 or 4 pole
contacts have inherent spring over center design. • All models 50/60Hz rated
• Voltage range 208-600
Reliable Motor-Operated Transfer Mechanism • 3 phase, 3 or 4 wire systems
• heavy duty brushless gearmotor and operating mechanism
provide mechanical interlocking and extreme long life with Safety Standards
minimal maintenance. • UL 1008 Automatic
• safe manual operation permits easy operation even under Transfer Switches for use in Emergency Systems
adverse conditions. • CSA C22.2 No. 178
Automatic Transfer Switches
Superior Serviceability
• all mechanical and control devices are visible and readily
accessible.
:

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

 current ratings and use of non-series rated upstream protective devices.
GENERAL DESCRIPTION The standard TS 870 Automatic Transfer Switch is rated for 100% system
Thomson Technology TS 870 Standard Automatic Transfer Switches load and requires upstream over current protection. The TS 870 design
employ two mechanically interlocked power switching units with a allows optional use of integral over current trip elements within the power
microprocessor based controller to automatically start a generator and switching units thus eliminating the need for external, upstream over
transfer system load to a generator supply in the event of a utility supply current protection.
failure. System load is then automatically retransferred back to the utility All TS 870 series transfer switches use a type TSC 80 microprocessor
supply following restoration of the utility power source to within normal based controller as standard. All necessary control functions for fully auto-
operating limits. All load transfer sequences are “Open Transition” (i.e. matic operation are provided by the TSC 80 transfer controller. The TSC 80
“break-before-make”) with adjustable neutral position delay to ensure controller is mounted on the door of the transfer switch enclosure and
adequate voltage decay to prevent out of phase transfers. operating status is shown via faceplate mounted LED lights. Also available
TS 870 Automatic Transfer Switches are specifically designed and is an optional TSC 80e enhanced controller.
certified to CSA 178 & UL 1008 Standards for use in Emergency Power Thomson TS 870 Series ATS are also available in a Manually Initiated
System applications such as commercial, industrial, or government configuration without the TSC 80 controller but providing Source
institutions that require automatic standby power. Availability and Position indication lights with a Source 1/Source 2
All TS 870 transfer switch models have been 3 cycle withstand current selector switch. Transfer switches with this option or options that inhibit
tested in accordance with UL 1008 & CSA 178 which allow high the automatic transfer to the emergency source are labeled "non-automatic"
in accordance with UL 1008 and CSA C22.2 No. 178 requirements.

Standard features of the Service Entrance Rated Automatic Transfer

SERVICE ENTRANCE ATS Switch include a NEMA 1 rated enclosure, pad-lockable Service
Disconnect control switch and status indications.
Thomson Technology TS 870 Service Entrance Automatic Transfer
Switches incorporate an isolating mechanism and over current protection TS 870 SE Service disconnect operation is very simple and ensures a high
on the utility supply thereby removing the need to have a separate, level of safety for system maintenance personnel when performed. Normal
upstream circuit breaker/disconnect switch from the transfer switch. This operation and performance of the automatic transfer switch is unaffected
unique Service Entrance Rated Automatic Transfer Switch design is by the Service Entrance ATS feature. The TS 870 SE Automatic Transfer
incorporated into a standard sized automatic transfer switch enclosure Switch is rated for the system load and requires upstream over current
providing a space saving, cost effective solution for most applications. protection on the generator supply.

The Service Entrance Rated ATS feature is a standard option that can be The TS 870 SE series transfer switches use a type TSC 80 microprocessor
applied to any TS 870 model of Thomson Technology Transfer Switch. based controller.

TYPICAL SINGLE LINE DIAGRAM OPERATION MODE

Service Entrance Utility Power Generator Power
Automatic Switching Device Switching Device
Transfer Switch
Operation Mode Position Position ATS Load

Normal
Conditions
Closed Open Energized
(Utility Power
Supplying Load)

Utility
Power Failure
Open Closed Energized
(Generator
Supplying Load)

Service
Disconnect Mode Open Open
(Mechanically & (Mechanically & De-Energized
electrically electrically
interlocked) interlocked)

WITHSTAND CURRENT RATINGS (ALL MODELS)

RATED WITHSTAND CURRENT RATING AMPS (RMS)1
BASIC MAXIMUM CURRENT With Upstream Circuit Breaker Protection With Upstream Fuse Protection
MODEL VOLTAGE (AMPS) @240V @480V @600V @ up to 600V FUSE TYPE
TS 87xA - 0100 600 100 65,000 25,000 18,000 100,000 T,J
TS 87xA - 0150 600 150 65,000 25,000 18,000 100,000 T,J
TS 87xA - 0200 240 200 65,000 N/A N/A N/A T,J
TS 87xA - 0250 600 250 65,000 35,000 25,000 100,000 T,J
TS 87xA - 0400 600 400 65,000 50,000 35,000 100,000 T,J
TS 87xA - 0600 600 600 65,000 50,000 35,000 100,000 T,J
TS 87xA - 0800 600 800 65,000 50,000 35,000 100,000 Consult Factory
TS 87xA - 1000 600 1000 65,000 50,000 42,000 100,000 Consult Factory
TS 87xA - 1200 600 1200 65,000 50,000 42,000 100,000 Consult Factory
1
Note: For power switching devices equipped with optional overcurrent trip units, standard interrupting ratings are identical to withstand ratings shown at 240V
and 480V. For interrupting ratings at 600V, contact Thomson Technology.

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

 ENCLOSURE DIMENSIONS/CABLE TERMINALS (NEMA 1, ASA 61 GRAY)

DIMENSIONS Inches (mm) 1 SHIPPING WEIGHT TERMINAL RATING 3

BASIC NUMBER
QTY
MODEL OF POLES HEIGHT WIDTH DEPTH lbs (KG) PER PHASE RANGE 4
100A 2,3,4 31.1 (790) 22.3 (566) 14.0 (356) 143 (65) 1 #14 - 1/0
100A w/Dist 2 2,3 43.1 (1095) 34.3 (871) 13.0 (330) 233 (106) 1 #14 - 1/0
150A 2,3,4 31.1 (790) 22.3 (566) 14.0 (356) 143 (65) 1 #2 - 4/0
150A w/Dist 2 2,3 43.1 (1095) 34.3 (871) 13.0 (330) 233 (106) 1 #2 - 4/0
200A 2,3,4 31.1 (790) 22.3 (566) 14.0 (356) 143 (65) 1 #6 – 350 MCM
200A w/Dist 2 2,3 43.1 (1095) 34.3 (871) 13.0 (330) 237 (108) 1 #6 – 350 MCM
250A 2,3,4 35.1 (892) 27.3 (693) 14.0 (356) 172 (78) 1 #6 – 350 MCM
250A w/Dist 2 2,3 43.1 (1095) 34.3 (871) 13.0 (330) 251 (114) 1 #6 – 350 MCM
400A 2,3 43.1 (1095) 34.3 (871) 13.0 (330) 227 (103) 2 2/0 – 500 MCM
400A 4 48.1 (1222) 37.8 (960) 14.5 (368) 256 (116) 2 2/0 – 500 MCM
400A w/Dist 2 2,3 63.1 (1603) 40.8 (1036) 14.5 (368) 354 (161) 2 2/0 – 500 MCM
600A 2,3 46.1 (1171) 36.3 (922) 14.5 (368) 248 (113) 2 2/0 – 500 MCM
600A 4 48.1 (1222) 37.8 (960) 14.5 (368) 256 (116) 2 2/0 – 500 MCM
600A w/Dist 2 2,3 63.1 (1603) 40.8 (1036) 14.5 (368) 358 (163) 2 2/0 – 500 MCM
800A 2,3 48.1 (1222) 37.8 (960) 14.5 (368) 309 (140.4) 3 2/0 – 500 MCM
800A 4 63.1 (1603) 40.8 (1036) 14.5 (368) 367 (167) 3 2/0 – 500 MCM
800A w/Dist 2 2,3 63.1 (1603) 40.8 (1036) 14.5 (368) 422 (192) 3 2/0 – 500 MCM
1000A/1200A 2,3,4 76.0 (1930) 34.3 (871) 13.0 (330) 550 (249) 4 4/0 – 500 MCM
Optional NEMA 3R & 4X class enclosures available — consult Thomson 2
Enclosures for models with Distribution Breaker Options (Dist 2 or Dist 4)
3
Technology. All cable connections suitable for copper or aluminum
4
1
Enclosure dimensions are for reference. (DO NOT USE FOR CONSTRUCTION) Optional terminal ratings are available in some models – Consult Thomson Technology

STANDARD FEATURES (With TSC 80 Controller)

Load on Utility & Load on Generator Lights

Utility & Generator Source Available Lights
Three Phase Voltage Sensing on Utility & Generator Sources
Under Frequency Sensor on Generator Source
Engine Start Delay Timer 0-60 sec.
Engine Cooldown Delay Timer 0-30 min.
Engine Warm-up Timer 0-60 sec.
Neutral Position Delay 0-60 sec.
Utility Return Timer 0-30 min. Provision for Remote Load Test/Peak Shave Switch Input
Engine Start Contact (10A, 120/240VAC res. Form B) NEMA 1 Enclosure
Exercise Timer (On or Off Load, Fixed 30 min.) Solid Neutral
Auxiliary Contact - Utility side (10A, 120/240VAC res. Qty 1, Form C) Storage Temperature: -20° to 70°C (-4° to 158°F)
Auxiliary Contact - Generator side (10A, 120/240VAC res. Qty 1, Form C) Operating Temperature: - 40° to 50°C (-40° to 122°F)
Local Utility Power Fail Simulation Test Pushbutton Humidity: 95% non-condensing, maximum

TSC 80e OPTIONAL FEATURES (With TSC 80e Controller)

The Transfer Switch is available with optional model TSC 80e Transfer • Generator Exercise Timer (EXT): Integrated Generator Exercise
Switch Controller. The TSC 80e Controller includes all of the features Timer (EXT) with easy to use 4 event, 7-14-21-28 Day, On-load or
available in the TSC 80 plus the following additional features. Off-load Programmability
• Real-time Clock: On Board Real-time clock c/w battery back-up &
• LCD Display: Built-in, front faceplate mounted LCD Display for daylight-savings programming functionality
monitoring 3 phase Utility/Generator voltage, system frequency and • Event Data Logging: Data logging of key events including total
timer countdown operation transfers to generator, total utility power failures, load on utility
• Front Panel Programming: All controller set points can be hours, load on generator hours and
programmed using built-in faceplate mounted pushbuttons & utility or generator voltage/ frequency data at time of fault
LCD display with password security • Programmable Output Contact: Additional Programmable Output
• Load Disconnect Contact (LDC): Integrated Load Disconnect Contact rated 10A, 120/240V resistive, Form C with the following
Contact (LDC) feature provides pre/post transfer control to signal available functions: Fail to Transfer, Load on Utility, Load on Gen,
external building systems such as elevators during transfer Utility Power Available (UPA), Generator Power Available (GPA),
operations ATS Not in Auto, ATS in Auto, Load Disconnect

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

 ORDERING INFORMATION
ATS MODEL CODE
Specify the following 21 digit ATS MODEL CODE as per the features and applications described below.
1 2 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21

T S 8 7
1-3. SERIES 15. VOLTAGE 18. UTILITY SWITCHING DEVICE
TS – TRANSFER SWITCH 1Ø 3 WIRE K – MOLDED CASE SWITCH 100-1200A
D – 120/240 M – MOLDED CASE SWITCH C/W
4 & 5. MODEL
3Ø 4 WIRE (GROUNDED NEUTRAL) THER-MAG TRIP 100-200A
87 – 870 SWITCH
E – 120/2081 N – MOLDED CASE SWITCH C/W
6. POLES F – 127/220 ELECTRONIC TRIP 250-1200A
2 – 2 POLE G – 120/2401(DELTA) P – MOLDED CASE SWITCH C/W
3 – 3 POLE H – 220/3802 ELECTRONIC & GF TRIP 250-1200A
4 – 4 POLE J – 240/416
K – 254/440 19. GENERATOR SWITCHING DEVICE
7. CONFIGURATION TYPE M – 277/4801 K – MOLDED CASE SWITCH 100-1200A
A – ATS N – 347/6001 M – MOLDED CASE SWITCH C/W
X – SPECIAL THER-MAG TRIP 100-200A
3Ø 3 WIRE
N – MOLDED CASE SWITCH C/W
8-11. AMPERAGE P – 208
Q – 220 ELECTRONIC TRIP 250-1200A
0100
R – 240 P – MOLDED CASE SWITCH C/W
0150
S – 3802 ELECTRONIC & GF TRIP 250-1200A
0200
0250 U – 416 20. POWER CONNECTIONS
0400 V – 480 A – STANDARD
0600 W – 600 X – SPECIAL
X – SPECIAL
0800
21. CONNECTION CONFIGURATION
1000 16. CONTROLLER (SEE DRAWING 870M100)
1200 1 – TSC 80
A – STANDARD
3 – TSC 80e
12. APPLICATION 7 – NONE (MANUAL)
B – ALTERNATE B (1000-1200A)
A – STANDARD C – ALTERNATE C (1000-1200A)
B – SERVICE ENTRANCE 17. ENCLOSURE TYPE D – ALTERNATE D (1000-1200A)
X – SPECIAL A – NEMA 1, ASA #61 GREY
B – NEMA 2, ASA #61 GREY
13. OPERATION TYPE C – NEMA 12, ASA #61 GREY
1 – OPEN TRANSITION D – NEMA 3R SD, ASA #61 GREY
2 – MANUAL ELEC. OP. E – NEMA 3R/4 DD, ASA #61 GREY3 NOTES:
X – SPECIAL F – NEMA 3RX/4X DD 1
MULTI-VOLTAGE CAPABLE
(306 STAINLESS STEEL)3 2
FOR 50HZ APPLICATION
14. SAFETY STANDARD
G – NONE (OPEN STYLE) 3
STANDARD ENCLOSURE RATING IS N3R
A – UL 1008
H – NEMA 3RXDD (ALUMINUM), AT 800A AND ABOVE AND N4 AT 600A
B – CSA C22.2. No. 178
ASA #61 GREY4 AND BELOW.
X – NOT APPLICABLE X – SPECIAL 4
ONLY AVAILABLE 800A AND ABOVE.

OPTIONAL FEATURES (Specify separately from ATS MODEL CODE when ordering)

CODE DESCRIPTIONS CODE DESCRIPTIONS

AUX-G Auxiliary Contact - Generator side (up to qty. 3) TS-H1 Enclosure Strip Heater c/w Thermostat (120VAC
AUX-U Auxiliary Contact - Utility side (up to qty. 3) External Power Source Required)
CED Custom Engineered Drawings - Project Specific TS-H2 Enclosure Strip Heater c/w Thermostat
EAP1601 Transfer to Emergency Annunciator, Alarm Horn & (internally powered from ATS load)
Silence Pushbutton TS-O&M Additional ATS O & M Manuals (Specify qty.)
FTS-4 4 Function Test Switch (Auto/Off/Engine Start/Test) (Alternatively Download from Web)
LCK Enclosure Lockable Door TS-STG Shunt Trip Generator Switch
SDM LCD Service Display Module TS-STU Shunt Trip Utility Switch
- Displays TSC 80 Controller Settings UPA Utility Power Available Contact
and Timer Adjustments
- Plug in Connector and Cable

NOTE: Specifications subject to change without notice.

CL062 Rev 3 08/05/01 Z-SK-3/08-3K-TP

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