user manual

ManualsBrandsEmerson ManualsSwitchSwitch ADTS

381333–272 B

50 Hanover Road, Florham Park, New Jersey 07932–1591 USA

For sales or service call 1 800 800–2726 (ASCO) www.ascopower.com

ASCO POWER TECHNOLOGIES CANADA PO Box 1238, 17 Airport Road, Brantford, Ontario, Canada N3T 5T3

telephone 519 758–8450, fax 519 758–0876, for service call 1 888 234–2726 (ASCO) www.asco.ca

Operator’s

Manual

4000 Seri es ADTS

Automatic Delayed–Transition Transfer Switches

J–design 150–600A, H–design 800–1200A,

G–design 1600–3000A, F–design 4000A

DANGER is used in this manual to warn of high

voltages capable of cau si n g shock , burns, or death .

WARNINGisusedinthismanualtowarn

of possible personal injury.

CAUTIONisusedinthismanualtowarn

of possible equipment damage.

Refer to t he outline and wiring drawings provided

with your 4000 Series ADTS for all installation and

connection details and accessories.

Refer to Group 5 Controller U ser’s Guide 381333–126

for ATS status display messages, time delays, pickup

& dropout settings, and adjustments.

An ex perienced licensed electrician must install the ACTS.

Rating Label

Eac h autom atic clos ed– tran sition tran sfer sw itc h contains a

rating label to define the loads and fault circuit withstand /

cl osing ratings. R efer to the l abel on the transfer switc h for

spe cific val ues.

Do not exceed the values on the rating label.

Exceeding the rating can cause personal injury

or serious equipment damage.

Namepl ate

The Transfer Switch nameplate includes data for each

specific 4000 Series ADTS. Use the switch only within the

limits shown on this nameplate. A typical Catalog Number

is shown on the next page with its elements explained.

TABLE OF CONTENTS

section-page

INSTALLATION 1-1........................

Mounting a nd Line Connections 1-1.........

Auxiliary Circuits and Harness 1-2...........

Engine Starting Contacts 1-2...............

Functional Test 1-3 through 1-8..............

TESTING & SERVICE 2-1..................

Transfer Test 2-1..........................

Preventive Maintenance 2-1................

Disconnecting the Controller 2-1............

Manual Load Transfer 2-2..................

Trouble-Shooting 2-2......................

INDEX back cover.........................

Summary of content (13 pages)

PAGE 1
Operator’s 4000 Series ADTS Manual Automatic Delayed–Transition Transfer Switches J–design 150–600A, H–design 800–1200A, G–design 1600–3000A, F–design 4000A DANGER is used in this manual to warn of high voltages capable of causing shock, burns, or death. WARNING is used in this manual to warn of possible personal injury. Refer to the outline and wiring drawings provided with your 4000 Series ADTS for all installation and connection details and accessories.
PAGE 2
Catalog Number Identification Typical 4000 Series catalog no.
PAGE 3
SECTION 1 INSTALLATION ASCO 4000 Series Automatic Delayed–Transition Transfer Switches are factory wired and tested. Field installation simply requires mounting and connection of service cables, and auxiliary control circuits (if required). should be tested to verify that they are not defective or have been damaged during installation. Remove the Shipping Skid A Wiring Diagram is furnished with the ASCO 4000 Series 4ADTS (separate from this manual). Refer to this drawing.
PAGE 4
INSTALLATION (continued) Controller Ground The transfer switch is connected to the left side of the control panel by a plug-in harness (two plugs). Auxiliary Circuits Connect auxiliary circuit wires to appropriate terminals on the transfer switch. Note the control features that are furnished on this switch. Make the necessary auxiliary connections by referring to the Wiring Diagram. Engine Starting Contacts Table B.
PAGE 5
INSTALLATION (continued) Functional Test The Functional Test consists of three checks: ❐ 1 — Manual Operation Test, pages 1–3 through 1–6 ❐ 2 — Voltage Checks, page 1–7 window indicators O is open C is closed ❐ 3 — Electrical Operation, page 1–8 Read all instructions on the Wiring Diagram and labels affixed to the ATS. Note the control features that are provided and review their operation before proceeding. Continue to 1 – Manual Operation Test starting below.
PAGE 6
INSTALLATION J–design 150–600 amp (continued) H–design 800–1200 amp left side of transfer switch left side of transfer switch lobes on weights prevent both N & E contacts from being closed at the same time maintenance handle Emergency source contact shaft hub Emergency source contact shaft hub clip maintenance handle Normal source contact shaft hub clips Normal source contact shaft hub Figure 1-6. Maintenance handle on 150–600 amp. J–design transfer switches.
PAGE 7
INSTALLATION (continued) Do not manually operate the transfer switch until both power sources are disconnected: open both circuit breakers. Table C. Maintenance handle positions on 150–1200 amp. transfer switches. .
PAGE 8
INSTALLATION Emergency contacts window indicators Grasp handle firmly with both hands (continued) Turn counterclockwise to OPEN contacts. Turn clockwise to CLOSE contacts. Insert handle into hole (spring fully compressed) Slide the hub onto the shaft and insert the pin.
PAGE 9
INSTALLATION (continued) Press for 15 Sec. observe these lights Figure 1-14. Standard controls and indicators. Close the normal source (utility) circuit breaker. Two two left lights should come on. The 1 normal source Accepted (upper left) and the Transfer Switch Position connected to normal (lower left) lights should be on. 2 --- Voltage Checks First check the nameplate on the transfer switch; the rated voltage must be the same as the normal and emergency line voltages.
PAGE 10
INSTALLATION step 2 (continued) step 4 press these buttons Press for 15 Sec. observe these lights Figure 1-15. User controls and indicators. If this light is on, the buttons will not work until the controls are unlocked. If this light is blinking, the user controls are unlocked for 5 minutes. The two left lights should be on; the normal source Accepted 1 (upper left) and the Transfer Switch Position connected to normal (lower left) should be on.
PAGE 11
SECTION 2 TESTING & SERVICE TRANSFER TEST DISCONNECTING THE CONTROLLER Operate the 4000 Series ADTS at least once a month by following the five–step Electrical Operation Transfer Test procedure on page 1–7. The harness disconnect plugs are furnished for repair purposes only and should not have to be unplugged.
PAGE 12
TESTING & SERVICE MANUAL LOAD TRANSFER (continued) 2. Use the maintenance handle to manually operate the transfer switch to the opposite source. First open the closed contacts, then close the other contacts. Do not try to close both Normal and Emergency contact. See Manual Operation on page 1–3 through 1–6. This procedure will manually transfer the load if the controller is disconnected. 3. Then remove the maintenance handle..
PAGE 13
INDEX A auxiliary circuits, 1–2 C I indicators, contact position, 1–3 rating label, cover inspection, 2–1 replacement parts, 2–1 installation, 1–1 cable lugs, 1–2 preparation, 1–2 interlocked weights, 1–6 catalog number, inside cover labels, engine start contacts, 1–2 rating, cover cleaning, 2–1 connections line, 1–1 L lights, 1–7, 1–8 contact position indicators, 1–3 Load Disconnected light, 1–8 controller, 1–1 disconnecting, 2–1 see Controller User’s Guide load disconnected, 1–3 E R lu