Emerson ASCO 7000- Manuals

Page 2 - Catalog Number Identification; WARNING

Catalog Number Identification Typical 7000 Series 7ATS catalog no. for overlapping neutral, 3 pole, 150 amp, 480 V, in Type 1 enclosure: 7ATS C 3 150 N 5 C Phase Poles Neutral A – solid C – overlapping Amperes Voltage Controller Enclosure B – switched 5X – if accessoriesordered 5 – standard G – type...

Page 3 - Refer to the

SECTION 1 INSTALLATION 1 --- 1 The ASCO 7000 Series Automatic Transfer Switch (ATS)is factory wired and tested. Field installation requiresmounting, connecting service cables, and connectingengine start and auxiliary control circuits (if required). Supporting Foundation The supporting foundation for...

Page 4 - INSTALLATION; Harnesses; Auxiliary Circuits; Functional Test; – Manual Operation Test; – Voltage Checks; ALL POWER OFF

INSTALLATION (continued) 1 --- 2 Harnesses The transfer switch is connected to the left side of thecontroller by a plug-in harness (two plugs). Engine Starting Contacts The engine control contact connections (if used) arelocated on the transfer switch. Connect signal wires toappropriate terminals as...

Page 5 - Verify that the feeders have been; Note; Refer to Section 3 of; – Electrical Operation

INSTALLATION (continued) 1 --- 3 RED RED GREEN GREEN observe these lights Figure 1-4. Standard controls and indicators. 2 – Voltage Checks First check nameplate on transfer switch; rated voltagemust be the same as normal and emergency line voltages. Verify that the feeders have been connected to the...

Page 6 - Transfer Test; This completes the Functional Test of the ATS.

INSTALLATION (continued) 1 --- 4 RED RED GREEN GREEN observe these lights operate this switch Figure 1-5. Standard controls and indicators. 3 – Electrical Operation This procedure will check the electrical operation of theAutomatic Transfer Switch. See Figure 1–5. Be sure to close the enclosure door...

Page 7 - SECTION 2 TESTING & SERVICE; TRANSFER TEST; Electrical Operation Transfer; PREVENTIVE MAINTENANCE; lubrication; REPLACEMENT PARTS

SECTION 2 TESTING & SERVICE 2 --- 1 TRANSFER TEST Operate the 7000 Series ATS at least once a month by following the five–step Electrical Operation Transfer Test procedure on page 1–4. PREVENTIVE MAINTENANCE Reasonable care in preventive maintenance will insure high reliability and long life for...

Page 8 - MANUAL LOAD TRANSFER; Manual Operation; * These are factory settings. Refer to the

TESTING & SERVICE (continued) 2 --- 2 MANUAL LOAD TRANSFER This procedure will manually transfer the load if the controller is disconnected. Do not manually operate the transfer switch until both power sources are disconnected (all conductors deenergized). 1. Deenergize both the normal and emerg...

Page 9 - INDEX

INDEX Printed in U.S.A. Copyright ASCO Power Technologies, L.P. 2007 A auxiliary circuits, 1–2 C cable lugs, 1–1 preparation, 1–1 spacers, 1–1 illustration of, 1–1 catalog number, inside covercleaning, 2–1connections line, 1–1 controller, 1–1, 1–2 disconnecting, 2–1 see Controller User’s Guide groun...