Technicolor - Thomson POWER & CONTROL TS 870 User Manual
Page 3
TS 870 TRANSFER SWITCH
PM062 REV8 10/01/25
Thomson Technology
TABLE OF CONTENTS
1.
PRODUCT REVISION HISTORY
1
2.
EQUIPMENT STORAGE
1
2.1.
ENVIRONMENTAL CONDITIONS
1
3.
NOTES TO INSTALLER
2
3.1.
UPSTREAM CIRCUIT PROTECTIVE DEVICES/ELECTRICAL CONNECTIONS
2
3.2.
TRANSFER SWITCHES WITH INTEGRAL OVER CURRENT PROTECTION
3
3.3.
TRANSFER SWITCHES WITH MULTI-TAP VOLTAGE CAPABILITY
3
3.4.
SYSTEM PHASING-HIGH LEG DELTA SYSTEMS
4
3.5.
REMOTE START CONTACT FIELD WIRING
5
3.6.
DIELECTRIC TESTING
5
3.7.
INSTALLATION OF OPEN TYPE TRANSFER SWITCHES
5
3.8.
MOUNTING OF ENCLOSED TRANSFER SWITCHES
6
4.
GENERAL DESCRIPTION
8
4.1.
PRODUCT MODEL CODE
10
4.2.
TYPICAL COMMISSIONING PROCEDURES
11
5.
GENERAL THEORY OF OPERATION
11
5.1.
STANDARD AUTOMATIC TRANSFER SWITCH
11
5.2.
SERVICE ENTRANCE AUTOMATIC TRANSFER SWITCH
12
5.3.
TEST MODES
16
6.
OVER CURRENT PROTECTION
16
6.1.
STANDARD TS 870 AUTOMATIC TRANSFER SWITCH
16
6.2.
OPTIONAL TS 870 AUTOMATIC TRANSFER SWITCH WITH INTEGRAL OVER
CURRENT PROTECTION
16
7.
GENERAL NOTES ON SERVICING TRANSFER SWITCH MECHANISM
18