Emerson 7000 SERIES ATB- User Manual
Emerson 7000 SERIES ATB– User Manual, read for free online in PDF format. We hope this helps you resolve any issues you may have. If you have further questions, please contact us through the contact form.
Table of Contents:
- Page 2 – Remove the Transfer Switch; This is; Mounting
- Page 3 – INSTALLATION; Connecting Power Conductors; Bus Connections; Bolt Diameter; Harnesses; Wiring Diagram
- Page 4 – Install the Transfer Switch; BYPASS POS; Do not apply any electrical power to the ATB yet.; NORMAL; NOTE; Figure1–2. Solenoid latch interference tag.
- Page 5 – TS; Move ATS from DISCONNECTED To TEST Position; Inspection 2; Figure 1–6. Isolation contacts CONNECTED; Move ATS From TEST To CONNECTED Position; Inspection 3; Figure 1–7. Isolation contacts back in TEST position.; Move ATS From CONNECTED Back To TEST Position
- Page 6 – Automatic Transfer; Functional Test; Wiring Diagrams; Section 3; – Voltage Checks; Use extreme caution when using a meter to
- Page 7 – – Manual Operation Test; CLOSED ON NORMAL; approximately 7 or 8; Do not manually operate the Transfer Switch; OPEN; position and the; DISCONNECTED; handle; Figure 1–10. Transfer Switch manual operator handle.
- Page 8 – – Electrical Operation; Transfer Test; Isolation Handle
- Page 9 – SECTION 2 TESTING & SERVICE; TRANSFER TEST; Test; PREVENTIVE MAINTENANCE; Return to Service
- Page 10 – MANUAL LOAD TRANSFER
- Page 11 – SECTION 3 BYPASSING & ISOLATING; BYPASSING; enclosure door; Bypass–Isolation Switch is energized.; To Isolate the Automatic Transfer Switch
- Page 12 – BYPASSING & ISOLATING; TRANSFER SWITCH REMOVAL; TRANSFER SWITCH REINSTALLATION; TEST
- Page 13 – RETURN TO SERVICE; Close enclosure door to prevent personal; same; To change the position of transfer switch; Do not close the isolating contacts unless; Figure 3-8 Turn Bypass Handle to AUTOMATIC.
- Page 14 – INDEX; Controller User’s Guide
381333–133 A
50 Hanover Road, Florham Park, New Jersey 07932–1591 USA
1 800 937–2726 (ASCO), for service call 1 800 800–2726 (ASCO) www.asco.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
7000 Series ATB
Automatic Transfer &
Bypass–Isolation Switches
F–design, 3000 and 4000 amp. sizes
TABLE OF CONTENTS
section-page
INSTALLATION
1-1
. . . . . . . . . . . . . . . . . . . . . . . .
Mounting
1-1
. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Power Connections
1-2
. . . . . . . . . . . . . . . . . . . .
Engine Starting & Auxiliary Circuits
1-2
. . . . . .
Functional Test
1-5, 1-6, 1–7
. . . . . . . . . . . . . . . .
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
. . . . . . . . . . . . . . . . . . . . . .
BYPASSING & ISOLATING
3-1
. . . . . . . . . . . . . .
Bypassing the ATS
3-1
. . . . . . . . . . . . . . . . . . . .
Isolating the ATS
3-1
. . . . . . . . . . . . . . . . . . . . . .
Return to Service
3-3
. . . . . . . . . . . . . . . . . . . . . .
INDEX
back cover
. . . . . . . . . . . . . . . . . . . . . . . . .
An experienced licensed electrician must install ATB
Refer to the outline and wiring drawings provided
with your 7000 Series ATB for all installation and
connection details and accessories.
Refer to
Group 5 Controller User’s Guide
381333–126
for ATS status display messages, time delays, pickup
& dropout settings, and adjustments.
Rating Label
Each 7000 Series ATB contains a rating label to define the
loads and fault circuit withstand/closing ratings. Refer to the
label on the Transfer Switch for specific values.
Do not exceed the values on the rating label.
Exceeding the rating can cause personal injury
or serious equipment damage.
!
Nameplate
The Transfer Switch nameplate includes data for each
specific 7000 Series ATB. Use the switch only within the
limits shown on this nameplate. A typical Catalog Number
is shown below with its elements explained:
Catalog Number Identification
Typical 7000 Series ATB catalog no. for overlapping neutral, 3 pole, 4000 amp, 480 V, in Type 1 enclosure:
7ATB
C
3
4000
N
5
C
Phase Poles
Neutral
A
– solid
Amperes
Voltage
Controller
Enclosure
5X
– if accesso-
ries ordered
5
– standard
G
– type 4
C
– type 1
F
– type 3R
L
– type 12
3
– three Ø
2
– single Ø
B
120
D
220
A
115
C
208
E
230
K
415
M
460
J
400
L
440
N
480
G
277
F
240
H
380
Q
575
P
550
R
600
4000
3000
blank --- none
blank – open type
C
– overlapping
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Summary
SECTION 1 INSTALLATION 1--1 The ASCO 7000 Series Automatic Transfer & Bypass– Isolation Switch (ATB) consists of an upper bypass–isola- tion switch, a transfer switch, a monitoring and transfercontroller, and door–mounted controls. The ATB is factory wired and tested. Installation requires remov...
INSTALLATION (continued) 1--2 Connecting Power Conductors A Wiring Diagram is furnished with the ATB. All wiring must be made in accordance with the local codes. After the power cables have been tested, connect them to theappropriate terminal lugs on the Bypass Switch as shown on the wiring diagram ...
INSTALLATION (continued) 1--3 Install the Transfer Switch After the enclosure is installed and power cables or bus connected to the Bypass Switch, the Transfer Switch carriage can be rolled in. The floor of the cabinet must befree of debris and clean. If necessary, use a vacuum cleaner. Make a thoro...
