com Y www. thomsontechnology. com TS 880 TRANSFER SWITCH TABLE OF CONTENTS 1. PRODUCT REVISION HISTORY EQUIPMENT STORAGE 2. ENVIRONMENTAL CONDITIONS 2. EQUIPMENT STORAGE 2. EQUIPMENT OPERATING 1 1 1 2 2 3. NOTES TO INSTALLER 3. UPSTREAM CIRCUIT PROTECTIVE DEVICES/ELECTRICAL CONNECTIONS TRANSFER SWITCHES WITH INTEGRAL OVER CURRENT PROTECTION TRANSFER SWITCHES WITH MULTI-TAP VOLTAGE CAPABILITY SYSTEM PHASING-HIGH LEG DELTA SYSTEMS REMOTE START CONTACT FIELD WIRING DIELECTRIC TESTING MOUNTING OF ENCLOSED TRANSFER SWITCHES 2 2 3 3 4 5 6 6 4. GENERAL DESCRIPTION 4. PRODUCT MODEL CODE TYPICAL COMMISSIONING PROCEDURES 9 10 11 5. GENERAL THEORY OF OPERATION 5. STANDARD AUTOMATIC TRANSFER SWITCH 5. NORMAL SEQUENCE OF OPERATION - OPEN TRANSITION 5. NORMAL SEQUENCE OF OPERATION - CLOSED TRANSITION 5. SERVICE ENTRANCE AUTOMATIC TRANSFER SWITCH 5. NORMAL OPERATION 5. OVER CURRENT TRIP 5. SERVICE DISCONNECT PROCEDURE 5. ADDITIONAL PROCEDURES 5. TEST MODES 11 11 11 12 16 16 17 17 19 21 PM064 REV 8 10/01/25 Thomson Technology TS 880 TRANSFER SWITCH 6. OVER CURRENT PROTECTION 6. STANDARD TS 880 AUTOMATIC TRANSFER SWITCH OPTIONAL TS 880 AUTOMATIC TRANSFER SWITCH WITH INTEGRAL OVER CURRENT PROTECTION 21 22 22 7. SERVICING TRANSFER SWITCH MECHANISMS 7. 23 SERVICING ­100A-250A S STYLE MOLDED CASE SWITCH TYPE TRANSFER MECHANISMS 23 7. GENERAL DESCRIPTION 7. EQUIPMENT INSPECTION 7. MANUAL OPERATION 7. RECOMMENDED MAINTENANCE 23 24 24 25 26 26 27 28 28 7. SERVICING­ 400A-1200A MOLDED CASE TYPE TRANSFER MECHANISMS 7. GENERAL DESCRIPTION 7...